Product name: HCYZ-Ⅳ Transformer On-load Tap Changer Parameter Tester
Category: Transformer Comprehensive Test Series

Detailed introduction

The on-load tap changer is the only moving part connected to the transformer circuit, so the detection of the on-load tap changer has attracted more and more attention. In the “Electric Power Equipment Handover and Preventive Test Regulations”, it is required to check the action sequence of the on-load tap changer and measure the switching time. The instrument is mainly used to measure the transition waveform, transition time, each instantaneous transition resistance value, three-phase synchronization, etc. of the transformer on-load tap changer.

Functional features

※ The instrument has a large output current and light weight;

※ Two-speed current output, wider test range, higher stability;

※ Can automatically calculate the transition resistance value and transition time value;

※ It has a complete protection circuit and strong reliability;

※ 5.7-inch large LCD display, which is convenient for on-site operation;

※ It has a U disk storage function and can store more data waveforms.

※ The keyboard and one-key shuttle are operated independently, making the instrument more operable and convenient

 

Technical Parameters
Output Current 1.0A、0.5A
Measuring range Transition resistance: 0.5Ω~20Ω(1.0A), 0.5Ω~40Ω(0.5A)
  Transition time: 0~250ms
Measurement accuracy Transition resistance: ±(5% reading + 3 digits)
  Transition time: ±(0.1% reading + 3 digits)
Storage method U disk storage, local storage
Overall dimensions 385mm×275mm×230mm
Instrument weight 9kg
Conditions of Use
Ambient temperature -10℃~50℃
Ambient humidity ≤85%RH
Working power supply AC220V±10%
Power supply frequency 50±1Hz

 

 

 

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