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

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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

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

TEST-330B | Frequency protection | Three Phase Relay Tester

Explore the frequency protection testing capability of the TEST-330B Three Phase Secondary Current Injection Test Set and see how it supports reliable relay verification in modern power systems.

This demonstration shows how TEST-330B performs frequency protection testing by providing controlled test conditions to evaluate relay response, verify protection settings, and improve the accuracy of commissioning procedures.

Designed as a professional three-phase relay testing platform, TEST-330B helps engineers, utilities, and maintenance teams efficiently test protection functions across substations and industrial electrical networks.

Discover reliable frequency protection testing with TEST-330B — a practical solution for professional relay testing applications.

Product Details:

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

#TEST330B #FrequencyProtection #ThreePhaseRelayTester #RelayTesting #ProtectionRelayTesting #SecondaryInjectionTest #PowerSystemTesting #ElectricalTesting #SubstationTesting #RelayProtection #PowerEngineering #TestEquipment

TEST-330B | DC Test | Protection Relay Testing

Discover how the TEST-330B Three Phase Secondary Current Injection Test Set supports reliable DC testing for professional protection relay applications.

This demonstration focuses on the DC test process, showing how TEST-330B provides controlled testing conditions to help engineers verify relay operation, analyze protection characteristics, and improve the accuracy of commissioning procedures.

Designed for power system professionals, TEST-330B offers a practical testing platform for substations, utilities, and industrial electrical networks where dependable protection performance is essential.

Explore DC protection relay testing with TEST-330B and experience a smarter approach to relay verification.

Product Details:

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

#TEST330B #DCTest #ProtectionRelayTesting #RelayTester #SecondaryInjectionTest #ElectricalTesting #PowerSystemTesting #SubstationTesting #RelayProtection #PowerEngineering #ElectricalEquipment #Commissioning

TEST-330B | Three Phase Secondary Current Injection Test Set | 0.1% Accuracy

Precision is the key to reliable protection relay verification. The TEST-330B Three Phase Secondary Current Injection Test Set combines high-accuracy performance, powerful testing functions, and stable signal output to meet the requirements of modern power system testing.

With 0.1% accuracy, TEST-330B provides precise current and voltage injection for relay calibration, protection characteristic analysis, and commissioning applications.

Designed for professional engineers, utilities, and substations, TEST-330B supports comprehensive three phase relay testing with reliable performance across various protection functions, including differential, distance, synchronization, harmonic, and other advanced relay tests.

Delivering accuracy, flexibility, and efficiency in one advanced platform, TEST-330B is the ideal solution for high-precision protection relay testing.

Product Details:

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

#TEST330B #ThreePhaseSecondaryCurrentInjectionTestSet #01Accuracy #HighPrecisionRelayTester #ProtectionRelayTesting #RelayTestingEquipment #SecondaryInjectionTest #ThreePhaseRelayTester #PowerSystemTesting #SubstationTesting #ElectricalTesting #RelayCommissioning

High Accuracy 3-Phase Secondary Current Injection Tester TEST-330B

The TEST-330B three-phase secondary current injection test set is an ideal high-end instrument designed for precision testing that requires accuracy up to 0.1% or higher. It is widely applicable not only for testing all types of protection relays and related equipment, but also acts as a versatile universal calibrator.

This intelligent secondary injection unit supports adjustable AC and DC current and voltage output, and can produce harmonics from the 2nd to the 21st order. It features a maximum output current of 90A and a maximum output voltage of 300V. Matched professional PC control software is available to realize remote control and automatic testing operations easily.

With outstanding testing accuracy and reliable stable performance, the TEST-330B is well suited for R&D, production verification and type testing of protection and metering device manufacturers. It is also an excellent choice for daily testing, debugging and commissioning work in power utilities and power grid companies.

TEST-330B Three phase secondary current injection test set

 The Test-330B three phase secondary current injection test set is the first choice for applications requiring very high accuracy more than 0.1%. This unit is not only an excellent test set for protection devices of all kinds but also a universal calibrator. This secondary injection tester can as a ac or dc current source and voltage, and output 2 to 21 times harmonics, max current 90A, max voltage 300V. TEST-330B injection test equipment with PC control software.

Its unique accuracy and reliability make the Test-330B ideal for protection and measurement equipment manufacturers for research and development, production and electric power company type testing.

FEATURES

■ 8 binary input, 4 binary output

■ Intelligent self-protection function

■ High-accuracy linear power amplifier

■ Plentiful Binary and powerful software function

■ Eight-path synchronous D/A output in a single machine

■ 3 phase current output, 5 phase voltage output, Accuracy 0.1%

■ Embedded host machine equipped with Complex Programmable Logic Device (CPLD)

■ Host machine integrated single cabinet structure with big LCD screen and complete interface has obtained appearance patent

■ Synchronous output of five-phase voltage and three-phase current, Max AC current output is 90A, Max AC voltage output is 260V

■ Easily complete the ABB, Siemens, AREVA, Schneider, GE, SEL, VAMP, Toshiba, NR, Sifang and other foreign manufacturers of protective device test

APPLICATION

■ Power plant;

■ Universities;

■ Panel manufacturer;

■ Relay manufacturers;

■ Research institutes;

■ Electrical laboratory;

■ Electrical testing center;

■ Power engineering commissioning company;

■ Electricity power bureau & power company;

■ Electrical Department of industrial and mining enterprises;

TEST ITEM

■ U/I test

■ DC test

■ I-T test

■ Special test

■ Harmonic test

■ Oscillation test

■ Differential relay

■ State sequence

■ Fault Recurrence

■ Setting group test

■ Hardware checkout

■ Distance protection

■ Metering instrument

■ Power direction test

■ Synchronization test

■ Frequency Protection

■ Differential protection

■ Impedance characteristics

■ Low Voltage protection

■ Zero sequence protection