Huazheng impulse voltage generator Impulse voltage generator for transformer transformer surge impulse voltage generators

Huazheng ac resonant test system frequency adjustable series resonance test set variable frequency ac resonant test system

Huazheng HZZGF dc hipot tester dc high potential hipot test equipment high voltage generator dc hipot tester dc hipot test machine

Huazheng ultra low frequency cable withstand test equipment vlf high voltage generator very low frequency generator

Huazheng Electric HZTTR80A Turns Ratio Group Tester Turns Ratio Tester Transformer TTR Tester Equipment Electric Test Turn Ratio

HuaZheng HZ-2000H capacitance and dissipation factor measuring instrument transformer tan delta tester dielectric loss factor tester

Huazheng Electric HZ-IV Transfotmer Test Bench Transformer Characteristic Comprehensive Test Bench Transformer Test System

HuaZheng HZCT-100B CT PT Analyzer CT PT Excitation Characteristic Analyzer Automatic CT PT Measuring Analyser

HuaZheng HZ-9003C partial discharge tester partial discharge free detection testing transformer partial discharging meter