Wednesday, September 30, 2026

TEST-330B | Power Direction Relay Test | High-Precision Protection Relay Tester

Accurate power direction testing is essential for verifying the correct operation of directional protection functions in modern power systems. The TEST-330B Three Phase Secondary Current Injection Test Set provides a professional solution for high-precision protection relay testing.

This demonstration focuses on the power direction relay test function of TEST-330B, showing how engineers can verify relay directional characteristics, analyze operating logic, and evaluate protection response under different power flow conditions.

With precise signal control, stable performance, and advanced testing capabilities, TEST-330B helps engineers perform reliable protection relay verification for substations, utilities, and industrial electrical networks.

Discover high-precision power direction relay testing with TEST-330B and enhance your protection system commissioning process.

Product Details:

https://www.gfuvegroup.com/protection-relay-tester/three-phase-secondary-current-injection-test-set.html

#TEST330B #PowerDirectionRelayTest #DirectionalProtection #HighPrecisionRelayTester #ProtectionRelayTesting #RelayTester #SecondaryInjectionTest #ElectricalTesting #PowerSystemTesting #SubstationTesting #RelayProtection #PowerEngineering


Tuesday, September 29, 2026

High Precision GF112D Single Phase Network Quality Analyzer For Metrology Institution Daily Work

The High Precision GF112D Single Phase Network Quality Analyzer is professionally engineered to meet rigorous daily testing, calibration and verification workflows of metrology institutions, calibration laboratories and official grid measurement departments. Featuring Class 0.05 ultra-high measurement accuracy and standardized traceable testing performance, it delivers authoritative, repeatable and reliable test data for official metrology inspection and certification work.

Tailored for professional metrological scenarios, this all-in-one network analyzer supports high-precision single-phase energy meter error verification, four-quadrant bidirectional energy measurement and full electrical parameter analysis including voltage, current, power factor, frequency and phase angle. It integrates real-time waveform capture and 63rd-order harmonic distortion analysis, enabling comprehensive evaluation of single-phase grid power quality and accurate judgment of metering device operational accuracy.

Adopting an integrated non-intrusive current clamp design, the device supports safe live-line testing without wire cutting or power outage, greatly improving the efficiency of on-site metrology sampling and field inspection. It provides stable long-term data logging with complete timestamp records, ensuring full data traceability required by metrology management standards. Equipped with dual data processing solutions, USB data export and Bluetooth on-site report printing, it realizes standardized report generation, data archiving and inspection filing for institutional daily work.

Built with a high-capacity lithium battery, the GF112D supports up to 48 hours of continuous stable operation, fully adapting to long-cycle sampling monitoring and batch meter verification tasks. Compliant with IEC international standards and backed by CNAS-recognized testing performance, it serves as a standard professional instrument for metrology institutions to carry out daily grid quality detection, meter calibration, spot inspection and third-party metering verification services.

https://www.gfuvegroup.com/energy-meter-test-equipment/single-phase-electricity-meter-tester.html

#GF112D #NetworkQualityAnalyzer #HighPrecisionTester #MetrologyInstitution #SinglePhaseGridAnalysis #GFUVE


GF106 | Current Transformer Test Wiring Setup

Take a closer look at the GFUVE GF106 CT & PT Analyzer and its wiring setup for current transformer testing.

In this demonstration, the test leads are connected to the corresponding CT primary and secondary terminals according to the selected test function. Each connection is checked carefully before the measurement begins.

With the wiring properly arranged, GF106 can be used for various CT tests, including ratio, polarity, resistance, phase error, ratio error, and excitation characteristic testing.

A correct test connection provides a solid foundation for efficient CT measurement and reliable test data.

Discover GF106:

https://www.gfuvegroup.com/ct-pt-analyzer/ct-test-equipment-with-knee-point.html

#GF106 #CTWiring #CTTestWiring #CurrentTransformer #CTTesting #CTAnalyzer #TransformerTesting #CTRatioTest #CTPolarityTest #CTExcitationTest #ElectricalTesting #SubstationTesting #FieldTesting #PowerEngineering #GFUVE


Monday, September 28, 2026

GF112V2 | Record and Manage Test Data

Efficient testing is not only about collecting measurements, but also about keeping test results organized. GF112V2 allows engineers to record important test data during single-phase energy meter verification for convenient review and management.

Test records can be stored for later reference, making it easier to compare results, document inspections, and support follow-up analysis. This helps create a more organized workflow from field testing to final reporting.

A practical solution for structured energy meter test data management.

🔗 Product Details: https://www.gfuvegroup.com/energy-meter-test-equipment/handheld-single-phase-energy-meter-tester.html

#GF112V2 #TestDataManagement #TestDataRecording #EnergyMeterTesting #MeterVerification #SinglePhaseMeter #ElectricalTesting #FieldTesting #MeterTesting #GFUVE


Exporting data from the GF312V2 to a USB stick

Exporting data from the GF312V2 to a USB stick provides a convenient way to store, transfer, and analyze test results from energy meter calibration and field measurement tasks. This function allows users to quickly save recorded data, including measurement values and testing reports, directly onto a USB device for easy access and offline processing. It improves workflow efficiency by simplifying data management and enabling seamless sharing between field engineers and office systems. The feature is particularly useful for documentation, reporting, and long-term data traceability in metering applications.


Sunday, September 27, 2026

GF302D1: Precision in Every Meter Verification

The GF302D1 three-phase portable energy meter tester integrates a three-phase reference source and standard meter, delivering 0.02 class accuracy. It supports energy error testing, harmonic analysis, power factor measurement, and phase detection. Lightweight and equipped with a 7-inch touchscreen, it makes testing efficient and reliable.



Thursday, September 24, 2026

GFUVE GF2011 Wireless Live Line Current Tester for Grid Leakage Hidden Danger Inspection

 Upgrade your high voltage field testing with GF2011 wireless HV clamp meter!

No more risky close-range live wire operations. The 5m scalable insulation rod isolates users from 69kV power lines, paired with 30m long-distance wireless signal that transmits through walls and barriers.

Measure tiny leakage current starting at 0.00mA up to 1200A heavy load with precise 0.01mA resolution. Built-in data memory, peak lock and backlight screen simplify all-day outdoor patrol work. Shock & moisture resistant design adapts all harsh field weather, IEC certified for maximum on-site safety.

Perfect for electricians, substation crews and power maintenance teams doing leakage detection and live line current measurement.

Check full product details and bulk quotation via our official link: https://www.gfuvegroup.com/ammeter-recorder/wireless-high-voltage-clamp-current-meter-with-insulation-rod.html

#GF2011 #LiveLineTesting #WirelessClampMeter #LeakageDetection #HVTesting #PowerMaintenance #GFUVE


TEST-901D | 1000A Primary Injection & CT Testing

The GFUVE TEST-901D combines high-stability 1000A primary current injection with integrated current transformer testing capabilities in one portable unit.

It supports CT ratio testing, polarity verification, secondary current measurement, and circuit breaker timing tests, providing a practical solution for comprehensive electrical testing.

Featuring an intelligent control system and 7-inch color touchscreen, the TEST-901D offers intuitive operation, precise measurements, built-in thermal printing, and multiple safety protection functions.

Designed for substation commissioning, equipment verification, and on-site electrical maintenance.

Learn more:

https://www.gfuvegroup.com/primary-injection-test-equipment/1000A-primary-current-injection-test-equipment.html

#TEST901D #PrimaryInjectionTest #PrimaryCurrentInjection #CTTesting #CurrentTransformerTesting #1000ATester #ElectricalTesting #CircuitBreakerTesting #SubstationTesting #ElectricalMaintenance #GFUVE



Wednesday, September 23, 2026

T-3630 | Professional Insulation Resistance Testing

 The GFUVE T-3630 is a professional high-voltage insulation resistance tester designed for reliable electrical insulation testing. It is suitable for evaluating the insulation condition of transformers, motors, cables, generators, and other electrical equipment.

The T-3630 supports a range of measurement functions to help technicians perform insulation diagnostics, routine maintenance, commissioning, and troubleshooting efficiently. Its portable design makes it suitable for both field testing and laboratory applications.

A practical solution for power utilities, electrical maintenance teams, testing laboratories, industrial facilities, and electrical service professionals.

🔗 T-3630 Product Details: https://www.gfuvegroup.com/electrical-test-tool/hv-insulation-resistance-tester.html

#T3630 #InsulationResistanceTesting #InsulationResistanceTester #HighVoltageTester #Megohmmeter #InsulationTesting #ElectricalTesting #ElectricalTestEquipment #TransformerTesting #MotorTesting #CableTesting #PowerSystem #ElectricalMaintenance


T-3630E | Explore the Product Information

Explore the Product Information interface of the T-3630E Advanced Multifunction Earth Ground Resistance Tester.

This screen provides quick access to essential instrument information, helping users check device details directly on the tester. With a clear interface and intuitive navigation, the T-3630E makes instrument management simple and convenient for daily testing work.

Learn more about T-3630E:

https://www.gfuvegroup.com/electrical-test-tool/advanced-multifunction-earth-ground-resistance-tester.html

#T3630E #GroundResistanceTester #EarthResistance #GroundingTest #ElectricalTesting #TestEquipment #ElectricalMeasurement #FieldTesting #GFUVE


T-3720 | Store, Review & Delete Test Data

 The GFUVE T-3720 provides convenient functions for storing, reviewing, and deleting measurement records.

Save test results directly on the instrument, review previous measurements when needed, and remove unnecessary records to keep the memory organized.

Watch the video to see how these data management functions work on the T-3720.

Learn more about T-3720:

https://www.gfuvegroup.com/electrical-test-tool/earth-resistance-clamp-tester.html

#GFUVE #T3720 #DataStorage #TestData #ElectricalMeasurement #GroundingTesting #EarthResistanceTester #ElectricalTesting #TestEquipment



Tuesday, September 22, 2026

FU2200A S-Key Parameter Setup & Operation

This demonstration shows how to use the S-Key on the FU2200A to access and configure measurement parameters.

The straightforward control interface allows users to adjust relevant settings according to different measurement requirements before testing. By following the on-screen operation process, technicians can quickly complete parameter setup and prepare the meter for accurate electrical measurement.

Watch the video to see the S-Key parameter setup and operation process on the FU2200A.

Learn more:

https://www.gfuvegroup.com/ethernet-power-meter/ethernet-digital-power-meter-with-2m-data-logger.html

#FU2200A #SKey #ParameterSetup #PowerMeter #ElectricalMeasurement #MeterOperation #ElectricalTesting #PowerMonitoring #ThreePhasePower #GFUVE


Outdoor Current Transformers | Explore the GFUVE CT Series

Explore the GFUVE outdoor current transformer series, featuring LVZCK-36, LZCK-55, LZCK-80, LZCK-120, and LMCK185-10 for different current measurement and monitoring requirements.

The series offers various aperture sizes, current ratings, accuracy classes, and secondary output options, making it suitable for power distribution, transformer monitoring, energy measurement, and other electrical applications.

GFUVE also supports customized specifications, including current ratio, accuracy, secondary output, cable length, and housing color, helping customers configure CTs according to specific project requirements.

Explore the GFUVE Outdoor CT Series:

https://www.gfuvegroup.com/split-core-current-transformer.html

#GFUVE #OutdoorCurrentTransformer #OutdoorCT #SplitCoreCT #CurrentTransformer #LVZCK36 #LZCK55 #LZCK80 #LZCK120 #LMCK18510 #CustomCT #CurrentMeasurement #PowerMeasurement


Monday, September 21, 2026

GF211D | Dual-Clamp Phase Meter Unboxing & Accessories Overview

Unbox the GFUVE GF211D Dual-Clamp Phase Meter and take a closer look at its standard accessories, all organized in a protective carrying case for convenient storage and transport between job sites.

The package includes the GF211D main unit, two 20A clamp CT sensors, two 1.5m insulated voltage test leads with alligator clips, an operation manual, and a factory calibration test certificate.

Weighing just 0.45kg, the GF211D features a 3.5-inch backlit color LCD, three current ranges (200mA, 2A, and 20A), and dual-channel voltage inputs up to 600V. With Class 0.5 accuracy, data hold, and storage for up to 500 readings, it supports phase measurement, transformer wiring inspection, CT differential protection testing, and leakage current detection.

Designed for field use, the GF211D meets IEC 61010 CAT III 600V safety requirements and supports convenient on-site testing without cutting wires.

Visit our official product page for technical details, operation tutorials, and product inquiries:

https://www.gfuvegroup.com/protection-relay-tester/600v-20a-intellignet-digital-phase-angle-meter.html

#GF211DUnboxing #DualClampPhaseTester #PortablePhaseMeter #PowerCommissioningTools #ElectricalTestInstruments #PhaseMeasurement #TransformerTesting #ElectricalTesting #GFUVE


Sunday, September 20, 2026

TEST-630 | Over-Frequency & Under-Frequency Protection Relay Testing

Accurate frequency protection testing is essential for maintaining power system stability, particularly in renewable energy installations. The GFUVE TEST-630 Six-Phase Microcomputer Protection Relay Tester provides dedicated testing functions for evaluating over-frequency and under-frequency relay protection.

In this demonstration, TEST-630 uses synchronized six-phase voltage and current outputs to simulate frequency variations, including frequency rise, frequency drop, and frequency drift. Operators can configure test parameters such as signal frequency, frequency change rate, and holding time through the instrument's front-panel controls.

With 8 binary input channels, the tester can capture relay trip and reset signals to help determine operating frequency thresholds and response times. These measurements support the evaluation of relay sensitivity, timing performance, and protection behavior.

TEST-630 is suitable for frequency protection testing during renewable energy commissioning, substation acceptance, and laboratory relay verification.

Website:

https://www.gfuvegroup.com/protection-relay-tester/six-phase-microcomputer-protection-relay-tester.html

#GFUVE #TEST630 #FrequencyProtectionTest #SixPhaseRelayTester #OverfrequencyTest #UnderfrequencyTest #SecondaryInjection #NewEnergyCommissioning #PowerGridTesting #RelayProtection #ElectricalTesting


TEST-330B | Low Voltage Protection Test | High-Precision Relay Tester

 Precision and reliability are critical when verifying low voltage protection functions in modern power systems. The TEST-330B Three Phase Secondary Current Injection Test Set delivers a professional testing solution for engineers who need accurate evaluation of relay protection performance.

This demonstration highlights the low voltage protection test capability of TEST-330B, showing how the system helps verify relay operating characteristics, analyze protection settings, and evaluate response performance under low voltage conditions.

With stable signal output, precise control, and advanced relay testing functions, TEST-330B supports high-quality protection verification for substations, utilities, and industrial electrical applications.

Experience high-precision low voltage protection testing with TEST-330B and enhance the reliability of your power system testing process.

Product Details:

https://www.gfuvegroup.com/protection-relay-tester/three-phase-secondary-current-injection-test-set.html

#TEST330B #LowVoltageProtectionTest #HighPrecisionRelayTester #RelayTesting #ProtectionRelayTesting #SecondaryInjectionTest #ElectricalTesting #PowerSystemTesting #SubstationTesting #RelayProtection #PowerEngineering #TestEquipment


FU2200A | VA-Key Interface Operation and Testing

This demonstration introduces the VA-Key interface on the FU2200A and shows how to access and operate the related measurement functions.

With a clear interface and straightforward controls, the FU2200A allows users to navigate measurement information and check electrical parameters efficiently. The video provides a practical look at the VA-Key operation, making it easier for technicians to understand the meter's interface during daily testing.

Learn more about FU2200A:

https://www.gfuvegroup.com/ethernet-power-meter/ethernet-digital-power-meter-with-2m-data-logger.html

#FU2200A #VAKey #InterfaceOperation #PowerMeter #ElectricalMeasurement #PowerTesting #ThreePhasePower #ElectricalTesting #PowerMonitoring #GFUVE



Commercial Building Energy Audit Medium Jaw Full Test Set

Shopping mall, office and factory energy efficiency inspection mainly targets medium-diameter cabinet main cables, this matched medium jaw combo covers all mainstream commercial conductor sizes, unified calibration guarantees consistent multi-loop power consumption data. 10Hz–2MHz bandwidth detects air conditioner, lighting harmonic pollution, supports complete energy audit report data collection. Split-core quick clamp realizes live measurement without power cut, avoiding commercial operation losses during inspection. Durable shielded cables fit daily repeated use, lightweight classified carry case convenient cross-building patrol. Full international safety certifications, preferential bulk packages for energy audit service providers.

#BuildingPowerAudit #MediumJawKit #LoadMonitoring #EnergyAudit #CurrentClamp #PowerQuality #HarmonicAnalysis #ElectricalTesting #GFUVE

All medium jaw combo technical specs & custom matching schemes: https://www.gfuvegroup.com/current-probe.html



GF106 | Comprehensive Current Transformer Testing

 The GFUVE GF106 CT & PT Analyzer brings multiple current transformer testing functions together for a more efficient testing workflow.

From ratio and polarity verification to DC resistance, phase error, ratio error, and excitation characteristic testing, GF106 helps engineers examine different aspects of CT performance with one integrated instrument.

For protection CT applications, the analyzer can also support knee point evaluation and excitation curve analysis, providing valuable information about the magnetic characteristics of the transformer.

Whether used during commissioning, routine inspection, maintenance, or field diagnostics, GF106 offers a practical way to perform essential CT tests and review measurement results.

Discover GF106:

https://www.gfuvegroup.com/ct-pt-analyzer/ct-test-equipment-with-knee-point.html

#GF106 #CurrentTransformerTesting #CTTesting #CTAnalyzer #CTTestEquipment #CTRatioTesting #CTPolarityTesting #CTResistanceTest #CTExcitationTest #KneePointTest #TransformerTesting #ProtectionCT #SubstationTesting #PowerEngineering #GFUVE


GF112V2 | Export Test Results with Ease

Testing does not end when the measurement is complete. GF112V2 provides convenient test data export, allowing engineers to transfer recorded results for further analysis, documentation, and reporting.

After completing an energy meter verification task, test records can be exported for easier data review and long-term reference. This helps connect on-site measurement with subsequent reporting and technical evaluation.

A practical workflow for efficient energy meter testing and data management.

🔗 Product Details: https://www.gfuvegroup.com/energy-meter-test-equipment/handheld-single-phase-energy-meter-tester.html

#GF112V2 #TestDataExport #EnergyMeterTesting #MeterTesting #MeterVerification #TestResults #ElectricalTesting #DataManagement #FieldTesting #GFUVE



GF112D 48 hours continuous working single phase field test equipment for power utility

Designed to satisfy long-duration outdoor inspection demands of power utilities, the GF112D supports 48 hours of continuous operation on a single full charge. With intelligent power-saving management, the equipment effectively cuts idle power consumption during scattered field missions covering residential areas, rural networks and remote transformer stations.

No frequent charging or extra spare batteries are required when engineers carry out batch single-phase meter verification, wiring troubleshooting and power quality spot checks across multiple sites. Supporting USB fast charging, it enables quick power top-ups on the move. Reliable endurance makes it a preferred field testing device for daily routine maintenance and metrology verification tasks of power supply enterprises.

https://www.gfuvegroup.com/energy-meter-test-equipment/single-phase-electricity-meter-tester.html

#GFUVE #GF112D #SinglePhaseTestEquipment #SinglePhaseMeterTester #EnergyMeterTesting #EnergyMeterCalibration #PowerUtilityTools #FieldTestingEquipment #PortableTestEquipment #LongBatteryLife #PowerQualityTesting #WiringTroubleshooting #ElectricalTesting #MeteringEquipment #PowerSystems


GF312V2: Changing the current clamp measurement range

The GF312V2: Changing the current clamp measurement range describes the flexible configuration process for adjusting the clamp-on current transformer settings to match different field testing requirements. This function enables users to select appropriate current ranges for accurate measurement under varying load conditions, ensuring reliable data acquisition during energy meter calibration. By optimizing the clamp range, technicians can improve measurement precision, reduce testing errors, and adapt the device to diverse power system environments. It supports efficient operation of the GF312V2 in both routine inspections and complex metering applications.

Explore GF312V2:

https://www.gfuvegroup.com/energy-meter-test-equipment/portable-three-phase-multifunction-watt-hour-meter-calibrator.html

#GFUVE #GF312V2 #EnergyMeterCalibrator #EnergyMeterTesting #EnergyMeterCalibration #CurrentClamp #ClampMeter #CurrentMeasurement #ThreePhaseTesting #ElectricalTesting #PowerMeasurement #MeteringEquipment #FieldTesting #PowerSystems #ElectricalEngineering



Friday, September 18, 2026

Outdoor Split-Core CT | Built Around Your Requirements

GFUVE outdoor split-core current transformers are designed with flexibility in mind, supporting different current measurement and monitoring requirements across electrical systems.

The series includes LVZCK-36, LZCK-55, LZCK-80, LZCK-120, and LMCK185-10, offering different aperture sizes, current ratings, accuracy classes, and output configurations.

For project-specific requirements, GFUVE can customize key specifications such as current ratio, accuracy class, secondary output, cable length, and housing color.

Whether you need a standard model or a configuration tailored to your application, GFUVE provides flexible outdoor CT options for different power measurement needs.

Explore the GFUVE Outdoor Split-Core CT Series:

https://www.gfuvegroup.com/split-core-current-transformer.html

#GFUVE #OutdoorCT #SplitCoreCT #CurrentTransformer #CustomCT #CurrentMeasurement #PowerMeasurement #ElectricalTesting #PowerSystems #CTSeries


Thursday, September 17, 2026

T-3630E | Print & Record Measurement Results

 Keep your grounding test results easy to review with the T-3630E. After completing a measurement, users can print test results directly from the instrument, creating a convenient physical record for field documentation and maintenance work.

From measurement to documentation, the T-3630E helps technicians keep important test information organized and accessible throughout the testing process.

Learn more about T-3630E:

https://www.gfuvegroup.com/electrical-test-tool/advanced-multifunction-earth-ground-resistance-tester.html

#T3630E #TestResults #DataPrinting #MeasurementResults #GroundingTest #GroundResistance #EarthResistance #ElectricalTesting #TestEquipment #GFUVE


T-3720 | Measurement Data Storage & Lock Function

Keep important measurement results secure and easy to manage with the GFUVE T-3720.

The data storage function allows test results to be saved for later reference, while the lock function helps hold the current measurement reading during testing.

Together, these features provide a convenient way to capture and manage measurement information when working on site.

Learn more about T-3720:

https://www.gfuvegroup.com/electrical-test-tool/earth-resistance-clamp-tester.html

#GFUVE #T3720 #DataStorage #DataLock #MeasurementData #ElectricalTesting #GroundingTesting #EarthResistanceTester #TestEquipment #ElectricalMeasurement


Wednesday, September 16, 2026

Can't Clamp Thick Busbar? Our Large Jaw Full Combo Fix It

Multiple φ120-150 wide opening clamps in one kit, up to 3600A AC measurement. Supermalloy core low phase shift, triple cables fit all testers. Live test without power cut.

View full specs & custom large jaw combo solutions: https://www.gfuvegroup.com/current-probe.html

#HeavyCurrentClamp #BusbarProbe


FU2200A | Terminal Block Connection & Installation Guide

 Proper terminal connection is an important step when setting up the FU2200A for electrical measurement. In this demonstration, we show how to connect the terminal block correctly and prepare the meter for testing.

Follow the connection sequence carefully to ensure secure wiring and reliable measurement performance. The straightforward terminal design helps technicians complete installation efficiently in different three-phase measurement applications.

Watch the video to see the FU2200A terminal block connection and installation process step by step.

Learn more:

https://www.gfuvegroup.com/ethernet-power-meter/ethernet-digital-power-meter-with-2m-data-logger.html

#FU2200A #TerminalConnection #InstallationGuide #PowerMeter #ElectricalInstallation #ThreePhasePower #ElectricalMeasurement #PowerMonitoring #ElectricalTesting #IndustrialPower #GFUVE


Monday, September 14, 2026

Test 69kV Lines Safely | GF2011 Wireless Clamp Ammeter

Conventional 69kV line measurement demands power cuts, temporary safety barriers and multi-person crews, dragging down daily grid inspection efficiency and raising operational expenses. The GF2011 wireless clamp ammeter delivers live-line testing without power shutdowns, streamlining your overhead circuit patrol workflow entirely.

Supported by a full 5m segmented insulation rod with 100kV AC dielectric withstand rating, it creates reliable isolation for operators when testing all circuits below 69kV. Its long-range 30m wireless signal penetrates walls, transformers and substation obstacles, letting users read real-time current values from a secure distance away from energized conductors. No extra scaffolding or climbing gear is required for most overhead wire detection tasks.

Equipped with a 50mm large-diameter clamp jaw, the unit clamps and removes conductors while powered on without disrupting grid operation. Advanced masked CT sensor technology delivers consistent ±1% accuracy across the full 0.00mA to 1200A measuring spectrum, with ultra-fine 0.01mA resolution to capture subtle leakage currents that trigger hidden grid losses. Built-in peak hold, data lock and 99-set data storage allow technicians to record field readings and manually calculate primary-to-secondary transformer ratios later for equipment condition analysis.

The backlit 4-digit LCD guarantees clear visibility in dawn, dusk and shaded substation spaces. The whole set adopts anti-drip construction, paired with weather-resistant insulation rod that withstands temperatures ranging from -25°C to 40°C, resisting moisture, heat and collision damage during long-term outdoor patrol. Standard alkaline batteries support up to 10 hours of continuous testing, complemented by low-battery reminder and 15-minute auto power-off to extend battery service life. Every component complies with IEC1010 and EMC international safety standards, fully meeting global power industry operation specifications.

The complete portable kit contains clamp sensor, handheld receiver, matched batteries and protective storage case, ideal for single-person independent field work for power distribution companies, mining electrical departments, substation maintenance teams and power anti-theft inspection units worldwide.

View complete technical datasheets, safety certification files and factory bulk pricing here: https://www.gfuvegroup.com/ammeter-recorder/wireless-high-voltage-clamp-current-meter-with-insulation-rod.html

#69kVLineTester #GF2011WirelessAmmeter #LiveLineInspectionTool #GridLeakageDetector #PowerO&MEquipment #IECCompliantHVInstrument #FieldElectricianGear


TEST-901D PROFESSIONAL POWER GRID TEST INSTRUMENT

TEST-901D is a professional primary current injection test device specially developed for power grid commission, substation maintenance and electrical equipment testing. It adopts stable circuit design and high-definition touch screen to realize accurate current output, automatic data measurement and real-time result display. With complete protection functions, portable structure and reliable performance, it is widely used for current transformer test, relay protection calibration, circuit breaker test and switchgear routine inspection in power system, providing safe and efficient testing support for power grid operation and equipment maintenance.

For more information about our products, please visit our official website: https://www.gfuvegroup.com/primary-injection-test-equipment/1000A-primary-current-injection-test-equipment.html

#TEST901D #PrimaryCurrentInjection #PrimaryCurrentTest #PowerGridTesting #CTTesting #RelayProtection #CircuitBreakerTesting #SubstationTesting #ElectricalTesting #PowerSystemTesting #GFUVE



T-3630 | DC Voltage Test Connection with GF6018A

The GFUVE T-3630 is designed for professional high-voltage insulation resistance testing. This demonstration shows the DC voltage test connection between the T-3630 and the GF6018A Multifunction Calibrator, which is used as the controlled test power source.

The setup provides a clear reference for DC voltage measurement and equipment verification, making it suitable for laboratory testing, maintenance, commissioning, and electrical measurement applications.

🔗 T-3630 Product Details: https://www.gfuvegroup.com/electrical-test-tool/hv-insulation-resistance-tester.html

#T3630 #DCVoltageTest #GF6018A #TestConnection #InsulationResistanceTester #HighVoltageTester #Megohmmeter #ElectricalTesting #ElectricalTestEquipment #VoltageTesting #ElectricalMeasurement #TestEquipment #PowerTesting


T-3630E | Explore the Settings Menu

 Take a closer look at the T-3630E settings menu and see how key testing options can be configured directly through the interface. The organized menu structure makes it easier to navigate available settings and prepare the instrument for different measurement tasks.

With straightforward controls and an intuitive interface, the T-3630E helps technicians manage test setup efficiently before starting measurements.

Learn more about T-3630E:

https://www.gfuvegroup.com/electrical-test-tool/advanced-multifunction-earth-ground-resistance-tester.html

#T3630E #SettingsMenu #TestSettings #GroundingTest #ElectricalTesting #GroundResistance #EarthResistance #ElectricalMeasurement #TestEquipment #GFUVE


T-3720 | Configure Alarm Limits with Ease

 Set customized alarm limits for more convenient measurement with the T-3720 Earth Resistance Clamp Tester.

During testing, users can define the desired alarm threshold according to their inspection requirements. When the measured value reaches the preset limit, the tester provides a clear alarm indication, helping users quickly recognize readings that require attention.

A simple way to make routine grounding inspections more efficient.

Learn more about T-3720:

https://www.gfuvegroup.com/electrical-test-tool/earth-resistance-clamp-tester.html

#GFUVE #T3720 #AlarmSetting #AlarmLimit #GroundingTesting #EarthResistanceTester #ElectricalTesting #TestEquipment #ElectricalMeasurement


Thursday, September 10, 2026

GF106 | Current Transformer Phase & Ratio Error Measurement

Evaluate current transformer accuracy with the GFUVE GF106 CT & PT Analyzer.

In this demonstration, GF106 performs CT phase error and ratio error measurements, providing key parameters for assessing the accuracy performance of the current transformer.

The analyzer captures the relevant measurement data and presents the results clearly, making it easier for engineers to review CT characteristics and identify potential deviations.

This testing function is suitable for CT commissioning, accuracy verification, routine inspection, and maintenance in power system applications.

Discover more about GF106:

https://www.gfuvegroup.com/ct-pt-analyzer/ct-test-equipment-with-knee-point.html


#GF106 #CTPhaseError #CTRatioError #CTErrorMeasurement #CurrentTransformer #CTTesting #CTAnalyzer #TransformerAccuracy #CTAccuracyTest #ElectricalMeasurement #SubstationTesting #PowerSystemTesting #FieldTesting #ElectricalTestEquipment #GFUVE

FU2200A | P-Key Interface Operation and Testing

 Explore the P-Key interface of the FU2200A in this practical operation and testing demonstration.

The video shows how the P-Key is used to access and operate the corresponding measurement interface, giving users a clear view of the meter's control process. With an intuitive interface and straightforward operation, the FU2200A helps technicians efficiently navigate measurement functions during electrical testing.

Watch the demonstration to learn more about the FU2200A P-Key interface.

Learn more:

https://www.gfuvegroup.com/ethernet-power-meter/ethernet-digital-power-meter-with-2m-data-logger.html

#FU2200A #PKey #InterfaceOperation #InterfaceTesting #PowerMeter #ElectricalMeasurement #ElectricalTesting #PowerMonitoring #ThreePhasePower #GFUVE


P8S Permalloy Clamp-on Current Transformer – Low Phase Shift & Harmonic Measurement

 Engineered for professional metrology labs and on-site meter calibration, the P8S clamp CT adopts premium high-nickel permalloy cores to minimize phase deviation and signal distortion during waveform recording. Its compact 8mm opening fits thin industrial cables, enabling instant installation on energized circuits for real-time current signal collection.

Covering 1mA–30A AC measuring range with 0.1%/0.2% precision grades, it supports complete high harmonic testing across 10Hz to 500kHz bandwidth, accurately reproducing transient current waveforms for power quality troubleshooting. Multiple customizable secondary output modes (current/millivolt signal) and interchangeable connectors ensure seamless compatibility with phase angle meters, recorders and oscilloscopes.

Constructed with flame-retardant PC+ABS shell and 3kV dielectric withstand capability, the probe meets EN/IEC safety standards and delivers stable readings under wide temperature variation. Custom ratios and wiring configurations are offered for power utility metrology departments and watt-hour meter factories.

Full technical data & order options: https://www.gfuvegroup.com/ac-current-clamp/high-quality-europe-standard-5a-10a-20a-clamp-on-ct.html

#LabCalibrationCT #LowPhaseShiftProbe #HarmonicWaveformCapture #EnergyMeterTester #GFUVECurrentSensor


Tuesday, September 8, 2026

GF112D Single-phase Meter On-site Verification

 The GF112D is specially developed for efficient single-phase watt-hour meter on-site verification. Adopting integrated current clamp design, it avoids breaking wires and simplifies field connection procedures. It accurately measures meter operating errors, monitors power parameters and checks wiring conditions directly at user premises.

Suitable for smart meters, mechanical meters and various single-phase energy meters, this device completes verification procedures rapidly. Test data can be stored, printed wirelessly or exported via USB to generate formal inspection records. It greatly improves working efficiency for power grid metrology teams and third-party calibration service providers.

https://www.gfuvegroup.com/energy-meter-test-equipment/single-phase-electricity-meter-tester.html

#GF112D #SinglePhaseMeter #OnSiteVerification #EnergyMeterCalibration #GFUVE


Accuracy Error Testing for GF312V2 Single-Phase Energy Meter

 The Accuracy Error Testing for GF312V2 Single-Phase Energy Meter is designed to provide precise evaluation of measurement deviations in single-phase energy metering systems. It enables technicians to assess meter accuracy under various load conditions, ensuring reliable performance verification in both field and laboratory environments. With stable measurement output and efficient testing procedures, the solution helps streamline calibration workflows and improve overall quality control. It is widely applied in utility inspection, metering maintenance, and compliance verification tasks where accurate error analysis is essential.

https://www.gfuvegroup.com/energy-meter-test-equipment/portable-three-phase-multifunction-watt-hour-meter-calibrator.html

#GF312V2 #EnergyMeterTesting #AccuracyErrorTest #SinglePhaseEnergyMeter #MeterCalibration #EnergyMeterCalibration #ElectricalTesting #MeterVerification #PowerMeasurement #GFUVE


GF302D1 – Portable Precision for Energy Meter Testing

 The GF302D1 combines a three-phase reference standard and current source into one compact solution. With accuracy up to Class 0.02, harmonic analysis up to the 63rd order, and automatic report generation, it is designed for utility companies, calibration laboratories, and field engineers worldwide.

https://www.gfuvegroup.com/energy-meter-test-equipment/three-phase-portable-energy-meter-test-equipment.html



OEM ODM Custom Full Current Clamp Solution For Instrument Brands

 Looking for private-label current probe full sets to match your power analyzer & multimeter lines? GFUVE full series split-core clamp supports full ODM customization: jaw size, core material, output signal ratio, cable length, outer housing logo & package design. Complete combo can be tailored for lab equipment brands, power maintenance tool brands & new energy equipment manufacturers. Unified low phase shift core circuit design, consistent measuring performance across all jaw sizes, seamless matching with your instrument hardware & software. Small trial order acceptable before mass production.

Full technical parameters & customized full combo kits: https://www.gfuvegroup.com/current-probe.html

#OEM #ODM #CurrentClamp #CurrentProbe #PrivateLabel #ElectricalTesting #TestEquipment #InstrumentOEM #CustomCurrentClamp #PowerAnalyzer #Multimeter #ElectricalMeasurement #GFUVE


FU2200A | Reliable Three-Phase Power Measurement for Efficient Energy Management

 Accurate electrical measurement plays an important role in understanding and managing power consumption. The FU2200A is designed for three-phase systems, providing essential data such as voltage, current, active power, reactive power, apparent power, energy, frequency, and power factor.

By bringing these measurements together in one instrument, the FU2200A helps engineers evaluate electrical loads, monitor equipment performance, and better understand energy usage. Its practical measurement and analysis functions make it suitable for power distribution, industrial facilities, energy metering, and electrical maintenance.

For users looking for a dependable solution for three-phase power measurement, the FU2200A provides a practical choice for everyday energy management.

Learn more:

https://www.gfuvegroup.com/ethernet-power-meter/ethernet-digital-power-meter-with-2m-data-logger.html

#FU2200A #ThreePhasePower #PowerMeasurement #EnergyManagement #PowerMeter #EnergyMonitoring #ElectricalMeasurement #PowerManagement #IndustrialEnergy #PowerDistribution #ElectricalEngineering #GFUVE


GF2011 Safe Wireless HV Clamp Current Meter

 Electric shock and arc flash hazards are constant threats for crews working near energized distribution lines. The GF2011 wireless HV clamp meter builds multi-layer safety protection to cut field operation risks to a minimum for all electrical professionals.

Its core safety design centers on the segmented 5m insulation rod certified for 100kV AC dielectric strength, creating a secure isolation buffer between operators and live circuits up to 69kV. Paired with 30-meter barrier-capable wireless transmission, technicians stay far away from high-voltage zones while reading real-time data without power shutdowns or temporary safety enclosures. The whole instrument complies with IEC1010 and IEC61326 EMC standards, holding CAT III 600V safety rating and Pollution Class 2 protection to handle harsh substation and outdoor site conditions.

Equipped with Φ50 large clamp jaw, it clamps single conductors safely while powered on without cutting grid supply. Advanced CT and integrated digital chips deliver consistent ±1% measuring precision across the full 0.00mA–1200A range, with 0.01mA ultra-fine resolution to detect hidden leakage risks early. Practical safety-oriented functions include low-battery voltage alert and 15-minute auto power-off to avoid accidental drain during unattended use; the backlit 4-digit LCD guarantees clear readings in dark patrol environments, eliminating visual misjudgment that leads to safety incidents. It stores up to 99 groups of test records with peak and data hold features, supporting manual primary-secondary transformer ratio calculation for fault diagnosis. The anti-drip, weather-resistant construction withstands temperatures from -25°C to 40°C, and the shock, moisture and heat-proof rod retains stable insulation performance after years of frequent field use. The complete lightweight kit includes all batteries, receiver, sensor and protective storage case for independent single-person safe patrols.

Perfect for power grid patrol, anti-electricity loss inspection, mining plant electrical maintenance, substation daily monitoring and power engineering live-line testing.

Check full safety certification documents and detailed product specs via our official page: https://www.gfuvegroup.com/ammeter-recorder/wireless-high-voltage-clamp-current-meter-with-insulation-rod.html

#SafeHVTesting #GF2011ClampMeter #LiveLineSafetyTool #IECApprovedInstrument #WirelessCurrentTester #GridMaintenanceSafety #ElectricalFieldEquipment


TEST-901D 1000A CT RATIO POLARITY INJECTION TESTER

TEST-901D is a portable primary current injection tester dedicated to CT ratio & polarity verification, protective relay calibration, and circuit breaker testing. It outputs stable current up to 1000A, with high-precision measurement, 7-inch touch control, built-in thermal printer, and complete safety protection. Compact, lightweight, and easy to operate, it is widely used for substation commissioning, equipment maintenance, and electrical field testing.

For more information about our products, please visit our official website: https://www.gfuvegroup.com/primary-injection-test-equipment/1000A-primary-current-injection-test-equipment.html

#TEST901D #PrimaryInjectionTest #CTRatioTest #CTPolarityTest #CurrentInjection #CTTesting #RelayTesting #CircuitBreakerTesting #SubstationTesting #ElectricalTesting #TestEquipment #GFUVE


Monday, September 7, 2026

T-3630 | DC Voltage Test with GF6018A

 The GFUVE T-3630 is designed for professional high-voltage insulation resistance testing and electrical measurement applications. This demonstration focuses on DC voltage testing, with the GF6018A Multifunction Calibrator providing a controlled DC voltage source for the test.

The setup demonstrates a practical test method for verifying the T-3630's measurement performance and is suitable for laboratory verification, electrical equipment testing, maintenance, and commissioning.

🔗 T-3630 Product Details: https://www.gfuvegroup.com/electrical-test-tool/hv-insulation-resistance-tester.html

#T-3630 #DCVoltageTest #GF6018A #InsulationResistanceTester #HighVoltageTester #Megohmmeter #ElectricalTesting #ElectricalTestEquipment #VoltageTesting #ElectricalMeasurement #TestEquipment #PowerTesting


T-3630E | Explore the Measurement Test

 Take a closer look at the T-3630E measurement interface and see how the instrument supports practical grounding tests. The clear display provides an easy way to select test functions, configure measurement parameters, and monitor results during operation.

Designed with field engineers in mind, the T-3630E helps make measurement procedures more straightforward while keeping important test information easy to access.

Learn more about T-3630E:

https://www.gfuvegroup.com/electrical-test-tool/advanced-multifunction-earth-ground-resistance-tester.html

#T3630E #MeasurementTest #GroundingTest #GroundResistance #EarthResistance #ElectricalTesting #ElectricalMeasurement #TestEquipment #FieldTesting #GFUVE


Sunday, September 6, 2026

GF2018 | High Voltage Power Load Recorder for Live-Line Testing

The GF2018 wireless current recorder is designed with a dedicated screw-type structure to connect seamlessly with standard insulating bars, enabling fast and safe installation and disassembly on live high-voltage lines. Operators can clamp the lightweight wireless current sensors onto power cables within just a few seconds without cutting off the power supply. The matched insulating bar ensures full isolation from high voltage, greatly lowering operational risks for field staff. After installation, the recorder starts real-time current collection and long-term data recording automatically. Built with ABS+PC flame-retardant, waterproof and shockproof housing, it works steadily in temperatures ranging from -40°C to 60°C. It is widely used for three-phase load balance inspection and load profile analysis on power lines below 69kV. https://www.gfuvegroup.com/ammeter-recorder/high-voltage-power-load-recorder-with-wireless-current-sensor.html

#GF2018 #InsulatingBarInstallation #LiveLineRecorder #HighVoltageMonitor #WirelessCurrentSensor


Friday, September 4, 2026

GF333V2 Reference Meter – 220V 5A Test Verification with GF302D1 Standard Source

The GF333V2 acts as a professional reference meter to calibrate GF302D1 standard source at 220V and 5A rated parameters. Featuring high-resolution measurement and comprehensive data recording functions, it can fully trace the output indicators of GF302D1, including power value and phase status. Equipped with convenient data transmission interfaces, it supports automatic data comparison between the two devices to simplify the whole calibration process. Complying with unified international metrology standards, this combination guarantees the accuracy and consistency of the entire test system, which is widely used for equipment maintenance and regular verification in testing laboratories.

For full product specifications and calibration steps, please visit our official website: https://www.gfuvegroup.com/power-&-energy-reference-standard/three-phase-multifunction-reference-standard-meter.html

#GF333V2 #CrossDeviceCalibration #PowerSourceVerification #LabTestEquipment #MetrologyStandardMeter


Thursday, September 3, 2026

TEST-901D FULL FUNCTION PRIMARY CURRENT TEST EQUIPMENT

 TEST-901D is a portable, high-performance full-function primary current injection test set designed for substation commissioning, electrical equipment maintenance, and power system testing. It provides stable large current output, precise parameter measurement, and complete protection functions, supporting current transformer testing, protective relay calibration, circuit breaker verification, and other primary current tests. With a clear touch screen, built-in printer, and lightweight design, it offers fast operation, high precision, and reliable performance, making it an ideal tool for on-site electrical commissioning and quality inspection.

For more information about our products, please visit our official website: https://www.gfuvegroup.com/primary-injection-test-equipment/1000A-primary-current-injection-test-equipment.html


Wednesday, September 2, 2026

T-3630 | AC Voltage Test with GF6018A

 The GFUVE T-3630 supports AC voltage measurement as part of its comprehensive electrical testing capabilities. In this demonstration, the GF6018A Multifunction Calibrator is used as the controlled test power source to provide AC voltage for the T-3630.

This setup demonstrates a practical AC voltage testing method and helps verify measurement performance in a controlled environment. It is suitable for laboratory verification, electrical equipment testing, maintenance, and field applications.

🔗 T-3630 Product Details: https://www.gfuvegroup.com/electrical-test-tool/hv-insulation-resistance-tester.html

#T3630 #ACVoltageTest #GF6018A #InsulationResistanceTester #HighVoltageTester #Megohmmeter #ElectricalTesting #ElectricalTestEquipment #VoltageTesting #ElectricalMeasurement #TestEquipment #PowerTesting


FU2200A | E-Key Interface Operation and Testing

 Explore the E-Key interface of the FU2200A in this practical operation and testing demonstration.

The video shows how the E-Key interface is accessed and operated, allowing users to review the relevant electrical measurement information through the meter's control interface. Its straightforward operation helps technicians navigate the display efficiently during routine electrical testing.

Watch the demonstration to see the FU2200A E-Key interface in action.

Learn more:

https://www.gfuvegroup.com/ethernet-power-meter/ethernet-digital-power-meter-with-2m-data-logger.html

#FU2200A #EKey #InterfaceOperation #InterfaceTesting #PowerMeter #ElectricalMeasurement #ElectricalTesting #PowerMonitoring #ThreePhasePower #GFUVE


Why Unified Calibrated Medium Jaw Combo Is Essential For Mass Power Quality Audit

 Most electrical teams buy scattered single medium clamps of different batches, leading to inconsistent phase angle and linearity, which distorts three-phase power factor and harmonic test data severely. GFUVE medium jaw full combo solves this industry pain by carrying out uniform magnetic core matching and precision calibration for every mid-size probe before packaging. The kit collocates multiple standard medium apertures to fit most common single and multi-core power cables inside commercial and industrial distribution boxes, covering daily load monitoring, overload inspection and hidden leakage detection scenarios. Ergonomic curved non-slip handles reduce wrist fatigue during long-hour field patrol, paired with wear-resistant shielded signal cables that resist interference in dusty, humid cabinet environments. The complete shockproof storage case classifies all medium clamps, spare wires and operation manuals neatly for easy vehicle transport between multiple factory workshops. The combo can be independently used or matched with small/large jaw series to form full-range measuring kits, ideal for system integrators and electrical contractors who take long-term factory audit orders. Bulk project supply discounts and dedicated overseas technical support are available for EPC clients.

#PowerQualityAudit #MidSizeCurrentProbe #IndustrialTestCombo

All medium jaw combo technical specs & custom matching schemes: https://www.gfuvegroup.com/current-probe.html


TEST-330B | Current-Time & Voltage-Time Test | High-Precision Relay Tester

 Accurate time characteristic testing is essential for evaluating reliable protection relay performance. The TEST-330B Three Phase Secondary Current Injection Test Set provides a professional solution for Current-Time (I-T) and Voltage-Time (U-T) testing in modern protection systems.

This demonstration shows how TEST-330B performs current-time and voltage-time characteristic tests, helping engineers analyze relay operating curves, verify protection settings, and confirm response behavior under different test conditions.

With precise signal control, stable operation, and advanced testing capabilities, TEST-330B enables efficient relay performance verification for substations, utilities, and industrial power networks.

Discover high-precision I-T & U-T relay testing with TEST-330B.

Product Details:

https://www.gfuvegroup.com/protection-relay-tester/three-phase-secondary-current-injection-test-set.html

#TEST330B #CurrentTimeTest #VoltageTimeTest #HighPrecisionRelayTester #ProtectionRelayTesting #RelayTester #SecondaryInjectionTest #ElectricalTesting #PowerSystemTesting #SubstationTesting #RelayProtection #PowerEngineering


GF112V2 | Easy Printing of Test Results

 Turn completed meter tests into clear, ready-to-use records. GF112V2 supports direct printing of test results, making it easier for engineers to document inspection and verification work on site.

After testing, key results can be printed for review, customer records, maintenance documentation, or field reports. This provides a convenient way to keep a physical record of completed energy meter tests.

From measurement to documentation, GF112V2 helps simplify the final step of the testing process.

🔗 Product Details: https://www.gfuvegroup.com/energy-meter-test-equipment/handheld-single-phase-energy-meter-tester.html

#GF112V2 #TestResultPrinting #EnergyMeterTesting #MeterTesting #MeterVerification #FieldTesting #ElectricalTesting #TestReport #MeterInspection #GFUVE


GF112D On-site Harmonic Data Logging

 The GF112D supports continuous on-site harmonic data logging up to the 63rd order for single-phase power circuits. It automatically records harmonic content, distortion rates and fluctuation trends generated by nonlinear loads. Field engineers can evaluate power quality conditions and trace harmonic-related metering abnormalities without extra testing equipment. All logged harmonic records are storable locally, enabling later data review and statistical analysis. Combined with watt-hour meter verification functions, it delivers all-round on-site testing solutions for power grid metrology and power quality management.

https://www.gfuvegroup.com/energy-meter-test-equipment/single-phase-electricity-meter-tester.html

#GF112D #HarmonicLogging #PowerQualityMonitoring #SinglePhaseFieldTester #GFUVE


GF106 | Current Transformer Ratio and Polarity Testing

 Verify essential current transformer characteristics with the GFUVE GF106 CT & PT Analyzer.

This demonstration focuses on CT ratio and polarity testing, helping engineers confirm the transformer's transformation relationship and ensure the polarity connections are correctly identified.

After the test circuit is connected, GF106 performs the measurement and presents the results clearly, making it easier to review the CT performance and detect possible ratio or connection deviations.

Suitable for CT commissioning, installation verification, routine inspection, and maintenance, GF106 helps streamline essential transformer testing tasks.

Explore GF106:

https://www.gfuvegroup.com/ct-pt-analyzer/ct-test-equipment-with-knee-point.html

#GF106 #CTRatioTest #CTPolarityTest #CurrentTransformer #CTTesting #CTAnalyzer #TransformerTesting #RatioMeasurement #PolarityTesting #ProtectionCT #SubstationTesting #ElectricalTesting #PowerEngineering #FieldTesting #GFUVE



TEST-901D HEAVY DUTY SUBSTATION TESTING EQUIPMENT

TEST-901D is a rugged, heavy-duty test unit built for continuous, high-demand substation commissioning and maintenance tasks. It provides stable 1000A primary current output to perform reliable tests on current transformers, circuit breakers, and protective relays. With high-precision measurement, 7-inch touchscreen control, built-in thermal printer, and full overload/short-circuit protection, it ensures stable performance under harsh on-site conditions. Its compact, lightweight design and durable structure make it the ideal heavy-duty solution for daily power system testing and verification.

For more information about our products, please visit our official website: https://www.gfuvegroup.com/primary-injection-test-equipment/1000A-primary-current-injection-test-equipment.html

#GFUVE #TEST901D #PrimaryInjectionTest #SubstationTesting #1000ACurrentInjection #ElectricalTesting #TransformerTesting #CircuitBreakerTesting #ProtectionTesting #PowerSystemTesting


Tuesday, September 1, 2026

FU2200A | Power Meter Operation & Test Function

Take a practical look at the FU2200A during operation and electrical testing. This demonstration shows how the meter is operated to access measurement functions and check key electrical parameters.

With its clear display and practical controls, the FU2200A helps users carry out routine measurements efficiently across three-phase power systems. It is suitable for electrical inspection, equipment testing, maintenance, and power system evaluation.

Watch the demonstration to see the FU2200A power meter operation and test functions in action.

Learn more:

https://www.gfuvegroup.com/ethernet-power-meter/ethernet-digital-power-meter-with-2m-data-logger.html

#FU2200A #PowerMeter #OperationTesting #ElectricalTesting #PowerMeasurement #ThreePhasePower #ElectricalMeasurement #PowerMonitoring #ElectricalInspection #GFUVE



Industrial Grade GF2011 Wireless Clamp Current Meter Long 10-Hour Continuous Working Time

GF2011 wireless high voltage clamp current meter is a factory direct supply portable measuring device dedicated to high/low voltage AC current and leakage current detection.

Core highlights: 5-section 5m insulation rod with 100kV insulation withstand; 30m wireless remote reading; 0.00mA–1200A wide measurement range; ±1% high accuracy; 99 sets data storage & peak hold function; anti-drip all-weather structure, 10-hour long battery life, IEC CAT III safety certification.

Widely applied in power bureaus, power engineering firms, mining factories and anti-electricity theft inspection departments. Full accessories package for easy one-person field operation.

Click the link below to view complete parameters and contact us for factory wholesale price: https://www.gfuvegroup.com/ammeter-recorder/wireless-high-voltage-clamp-current-meter-with-insulation-rod.html

#HVMeasuringInstrument #SubstationEquipment #WirelessClampAmmeter #PowerGridTools #ElectricalMaintenance #GFUVE