This 750KVA/350KV AC high voltage test system is applicable for AC withstand voltage test , PD test, Dielectric loss measurement and other high voltage for bushing ,switchgear, transformer, instrument transformer and insulator. 

This system is for in door using and request 380v power supply and good grounding system. 

1. Operation conditions: 

Altitude: ＜1000m

Ambient Temperature: -10℃ — +40℃ 

Relative Humidity: ≤90%(at 25℃)

Max Daily Temp Difference: 15℃ 

Atmospheric humidity: 11g/m3

Anti Earthquake: ≤ Class 7 

Environment: Indoor 

No conductive Dust 

No fire and explosion danger 

No corrosive gas 

Power voltage with sine waveform waveform distortion rate ＜ 3% 

Having reliable grounding, grounding resistance value ＜ 0.5 Ω

2. Main Components 

 YWDT-700/350 Testing Transformer 

 TDYZ-250/0.38/0-0.65 voltage regulator 

 TRF 350-0.0004 capacitive divider 

  DBK-500/0.6 Compensating reactor 

  GWR350-5-2 Protective resistor 

  AC-2000 measurement and control system 

  Front/ real low voltafe switch cabinet 

  LBQ-700/0.6 filter 

  Accessories: control cable