GF112T Handheld Transformer Core Leakage Current Tester

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GF112THANDHELD 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.
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.

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FUNCTIONS

■ AC leakage current;

■ Display of vector diagram;

■ Current measurement online;

■ Data logger for all the parameters;

■ Transformer core ground current test;

■ Display harmonic contents and bar graph;

■ Frequency, phase angle and power factor measurement;

■ Oscilloscope function display current & current wave;

■ Measure active power, reactive power and apparent power;

FEATURES

■ Strong Anti-interference;

■ U disk download test data;

■ Leakage current measurement;

■ 3.5 inch color touch TFT LCD;

■ Android APP software optional;

■ Accuracy class 0.05, 0.1, 0.2;

■ 1mA high-precision measurement;

■ Storage 20000 groups test data;

■ Large Jaw size 120mm clamp on ct;

■ Easy and user friendly operation;

■ Lithium batteries can be replaced;

■ Power factor from -1.0000 to 1.0000;

■ With PC software, export test report;

■ Automatic compensation for clamp on cts;

■ With bluetooth & USB communication port;

■ Unique long-term and temperature stability;

■ The best light weight handheld meter test set;

■ The Li-battery can work 48 hours continuously;

■ One screen displays all the measured parameters;

■ Wide measuring range 0 -600V /0.001-120A/40-70Hz;

■ The reference meter and current clamp have separate design;

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	<2 min
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