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GF112T Transformer Core Leakage Current Tester

transformer core leakage current tester

The GF112T transformer core leakage current tester is a device designed for on-site online tests of grounding and leakage currents in transformer iron cores. It features a current clamp, monitoring meter, communication module, and other functions. The tester is designed with high-speed microprocessor and 3.5-inch color touch screen LCD, enabling smart touch operation and easy use, it can display the value and waveform of measured current in real time. It can measure U/I/P/Q/S/F/PF etc. This tester helps identify potential faults in transformers, ensuring safe operation and facilitating routine maintenance.

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Description

It is versatile and suitable for various sectors including electric power, communications, meteorology, railways, oil fields, architecture, metrology, academic institutions, and industrial enterprises. It is also useful in scientific research and teaching institutes, providing a comprehensive solution for diverse fields.

Functions

  • Transformer core ground current test;
  • AC leakage current;
  • Current measurement online;
  • Measure active power, reactive power and apparent power;
  • Data logger for all the parameters;
  • Display harmonic contents and bar graph;
  • Display of vector diagram;
  • Oscilloscope function display current & current wave;
  • Frequency, phase angle and power factor measurement;

Features

  • Wide measuring range 0-600V/0.001-120A/40-70Hz;
  • Accuracy class 0.05, 0.1, 0.2;
  • 1mA high-precision measurement;
  • The reference meter and current clamp have separate design;
  • Easy and user friendly operation;
  • Power factor from -1.0000 to 1.0000;
  • 3.5 inch color touch TFT LCD;
  • Strong Anti-interference;
  • Leakage current measurement;
  • Large Jaw size 120mm clamp on ct;
  • The Li-battery can work 48 hours continuously;
  • One screen displays all the measured parameters;
  • Automatic compensation for clamp on cts;
  • Storage 20000 groups test data;
  • U disk download test data;
  • Unique long-term and temperature stability;
  • The best light weight handheld meter test set;
  • Lithium batteries can be replaced;
  • With bluetooth & USB communication port;
  • Android APP software optional;
  • With PC software, export test report;
 

Parameters

Electrical parameters
Accuracy class 0.05%, 0.1%, 0.2%
Power supply AAA type, Li rechargeable battery, 2700mAh, 3.6V
it can work 48 hours continuously
Warming-up time <2min
Voltage measurement
U range 0-600.00V
Accuracy 0.05%
Harmonics 2nd-31st
Current measurement (clamp on cts)
I range 1.000mA-120.000A
Accuracy 0.05%, 0.1%, 0.2%
Harmonics 2nd-31st
Clamp on cts diameter 120mm
Phase measurement
Range 0.00®-359.99®
Resolution 0.01®
Accuracy 0.05®
Frequency measurement
Range 40-70Hz
Resolution 0.001Hz
Accuracy 0.002Hz
Power Factor Measurement
Range -1 ~ 0 ~ 1
Resolution 0.0001
Accuracy 0.0002
Function
Harmonic measurement Yes
Key Yes, 2pcs
LCD 3.5 inch touch TFT color LCD
Data logger Yes
Data storage 20000 sets
Recorder time interval 1S, 2S...60mins can be set
Data download Yes, U disk
Communication port USB & bluetooth port
Standard
Standard IEC61326
Safety
Isolation protection IEC 61010-1:2001
Measurement category 600V CAT III
Degree of protection IP54
Declaration of conformity CE & CNAS certified
Mechanical parameters
Dimensions (W×D×H)(mm) 155×75×33
Weight(kg) 0.22 (mains), clamp on ct 1.2kg
2.5 (accessory and box)
Environmental conditions
Working temperature -20°C to 55°C
Working humidity 5%-85%RHD
Storage temperature -25°C to 70°C
Storage humidity 5%-95%RHD

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