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