GDHG-103 Mutual Inductor CT PT Calibrator Transformer Calibration Device

GDHG-103 Mutual Inductor CT PT Calibrator Transformer Calibration Device

General introduction

GDHG-103 CT/PT Calibrator is mainly used to calibrate CT/PT with accuracy class 0.01 to class 10, CT secondary rated current is 5A, 1A and PT secondary rated voltage is 100V, 100/3V, 150V(100/3V,220V). The test result is shown directly by figure.

Features

Display, save and print data.Automatic measurement, using difference value measurement method and direct measurement error.Automatic polarity judgment, automatically determine the polarity within 2%-20%Automatically switch range according to measurement data.Strong adaptability for power supply.320*240 LCD screen with back light.AC sampling and full data processing.With data management function. It can be connected with PC.Save and check measurement result. Data will not lose after power off .

Optional components:

Standard PTStandard CTSelf-boosting standard transformerStandard CT with current injectorControl unit with double voltage regulatorInductive dividerPT load caseCT load case

Specifications

Measurement Range

In-phase component(%): 0.0001-200, resolution 0.0001

Quadrature component(min): 0.001-700.0, resolution 0.001

Impedance(Ω): 0.001-20.0, resolution 0.0001

Admittance(ms): 0.0001-20.0, resolution 0.0001

Accuracy

Basic error

In-phase component: ΔX=±(Xx2%+Yx2%)±Dx

Quadrature component: ΔY=±(Xx2%+Yx2%x34.48)±Dy

X,Y-- Display value of instrument

Dx, Dy-- Quantization error

lError of Percent table: 1.5% (1.0% for option)