The GF208D is a heavy-duty industrial AC/DC clamp meter built for versatile and reliable on-site electrical measurement. Supporting up to 1000V and 1000A measurement range, this handheld meter integrates abundant practical testing functions to simplify daily electrical maintenance. It is equipped with inrush current capture, non-contact voltage detection (NCV), data hold and auto-ranging functions for efficient one-key operation. Featuring LoZ low-impedance mode and LPF low-pass filtering, it effectively eliminates ghost voltage and filters inverter interference to ensure precise readings in complex power environments. With an intuitive LCD screen and built-in flashlight, the GF208D guarantees clear visibility even in dim working conditions. Additional temperature measurement and data storage further enhance its usability, making it an ideal portable measuring tool for industrial inspection, circuit debugging and field maintenance.
Monday, May 11, 2026
GF211D Dual-Channel Digital Phase Angle Meter – Wiring Instructions
The GF211D digital phase angle meter is engineered for safe, convenient, and high-reliability on-site phase measurement. Designed with dual voltage input terminals (U1, U2) and dual clamp current inputs (I1, I2), the instrument enables live-line testing without cable stripping or power shutdown, ensuring efficient and non-destructive field wiring.
It supports three mainstream wiring measurement modes: voltage-to-voltage phase testing, current-to-current phase testing, and voltage-to-current phase testing, covering most conventional power inspection scenarios. With clearly marked terminals, quick-connect cables, and non-contact current clamps, the device simplifies wiring procedures while lowering operational risks.
Integrated with automatic phase recognition, a high-definition LCD display, and reliable overload protection, the GF211D delivers stable and repeatable test data with minimal manual intervention. Even operators with limited experience can complete accurate phase detection effortlessly. Ideal for substation relay commissioning, transformer wiring verification, and industrial electrical maintenance, this phase angle meter serves as a practical and dependable tool for daily power field testing.
GF106T6 Professional Current Transformer Test & Calibration Analyzer
The GF106T6 Current Transformer Analyzer is a professional high-precision testing instrument, specially developed for metering, protection and TYP-class current transformers.It achieves an outstanding accuracy level up to 0.02% and covers a wide transformation ratio range of 1 to 50000. The device can accurately measure CT ratio error, phase error, excitation characteristics, knee point voltage and winding resistance in one go.
Equipped with 6-channel simultaneous testing and automatic demagnetization functions, the instrument fully complies with IEC, IEEE and GB international standards. It is widely applicable for laboratory calibration, factory incoming inspection and substation on-site commissioning.
Featuring a 7-inch intuitive touch screen, large-capacity data storage, USB data export and a built-in printer, the GF106T6 greatly simplifies operation, data recording and report output, perfectly meeting the demands of high-precision CT testing and daily field work.
Sunday, May 10, 2026
Industrial-Grade T-3630 15kV Insulation Resistance Megohmmeter
The T-3630 15kV High Voltage Insulation Resistance Tester is a robust industrial-grade instrument, purpose-built for precise insulation assessment of high-voltage assets. It delivers stepped high-voltage outputs up to 15kV, covering an ultra-wide resistance range of 0.01MΩ to 50TΩ with 0.01MΩ resolution and 3% accuracy, ensuring dependable diagnostic results.
Combining multi-functional testing capabilities, it supports PI/DAR polarization index & dielectric absorption ratio analysis, AC/DC voltage measurement, DC current and capacitance testing—all essential for comprehensive on-site insulation evaluation. Encased in an IP65-rated rugged housing, it offers excellent protection against dust, moisture and impact for harsh environments.
Designed for user efficiency, the tester features a large backlit LCD, 500-group data storage, USB connectivity with PC software, and a built-in rechargeable battery. Compact and lightweight at only 2.75kg, it is ideal for fieldwork. Widely adopted in power systems, transformer maintenance, cable testing, motor inspection and industrial electrical applications, the T-3630 is your reliable solution for professional high-voltage insulation testing.
TEST-901D Integrated Primary Current Injection Test Device
The TEST-901D is a lightweight all-in-one 1000A primary current injection test set, tailored for substation commissioning and on-site power maintenance.It is widely applied for CT ratio and polarity verification, circuit breaker performance testing, relay protection inspection and full-range primary current injection tests.
Adopting a high-precision acquisition module, the unit ensures stable output and accurate test results. It is fitted with a 7-inch color touch screen for intuitive data viewing, a built-in thermal printer to generate test reports on site, and comprehensive safety protection design for reliable field use.
With an ultra-light weight of only 20kg, the compact structure enables easy carrying and flexible deployment. It is an ideal testing solution for power plants, substations and electrical engineering maintenance projects.
GF312V2S Three-phase Reference Meter – Interfaces & Technical Overview
The GF312V2S three-phase reference meter integrates comprehensive and highly reliable interface configurations, enabling efficient on-site calibration and intelligent data management. It comes with built-in USB, RS232 and Ethernet ports, while Bluetooth and Wi-Fi are available as optional modules to ensure stable connection with computers, mobile applications and external printers.
Designed for synchronous meter verification, the unit is fitted with 3-channel pulse input and programmable pulse output, as well as an optical sampling port dedicated to energy meter testing. It adopts a 7-inch 800×480 high-resolution color touch LCD, which clearly displays real-time waveforms, vector diagrams and test results for intuitive operation.
Supporting connection with an external keyboard and thermal printer, the device simplifies field operation and on-site report printing. All interfaces feature reinforced isolation and circuit protection, fully complying with CAT III 600V safety requirements to maintain stable and reliable operation under complex and harsh field conditions.
Functional Demo of GF312V2S Data Printing
The GF312V2S is equipped with practical on-site data printing capability by connecting an external thermal printer. It can directly print out test records, waveforms, vector diagrams and error reports. Featuring one-click screen capture and printing, the device allows users to instantly acquire clear hard copies, which are ideal for calibration certification, project handover and file archiving. Adopting standard communication interfaces for connection, it delivers stable and high-speed printing performance in field scenarios. This greatly boosts the working efficiency of on-site instrument calibration and inspection management.