GDHG-103 Mutual Inductor CT PT Calibrator Transformer Calibration Device

• Application: Electronic, Instrument
• Type: CT/PT
• Phase: Single
• Operation Condition: Indoor & on-Site
• Usage: Measurement
• Winding Form: Multilayer Honeycomb Type
• Model NO.: GDHG-103
• Insulating Medium: Insulating Oil
• Installation: Portable Type
• Magnetic Circuit Structure: Combined Type
• Voltage Transformation Principle: Electromagnetic Type
• Power Supply: AC220V±10%, 50Hz
• Output Current: 0-1000A
• Accuracy of Excitation: 0.5%(0.2%*The Reading+0.3%*Range)
• Accuracy of Angular Error: 4min
• Accuracy of Ratio Error: 0.05%
• Dimension: 440mm*340mm*380mm
• Weight: 35kg
• Transport Package: Wooden Case
• Specification: ISO, SGS
• Trademark: HV Hipot
• Origin: Wuhan China
• HS Code: 9030841000
• Production Capacity: 2000PCS/Year

Product Description

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 PT
• Standard CT
• Self-boosting standard transformer
• Standard CT with current injector
• Control unit with double voltage regulator
• Inductive divider
• PT load case
• CT 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=±(X×2%+Y×2%)±Dx
	Quadrature component: ΔY=±(X×2%+Y×2%×34.48)±Dy
	X,Y-- Display value of instrument
	Dx, Dy-- Quantization error
	lError of Percent table: 1.5% (1.0% for option)