11.5MVA CAPACITY HV Automatic Voltage Regulator
Capacity: 11.5MVA
Number of phase & Frequency: 3 Ph, 50Hz
Type cooling: ONAN
Rated voltage: 33kV
Input voltage: 28.05 To 37.95 kV
Input Current Range: 236.70Amps.
To 174.95Amps
Output Voltage: 33kV ±1%
Output Current: 201.2Amps
Correction Rate: kV/Second : 60V/Sec
Operating Frequency: 47 to 53Hz
Duty Cycle : 100% Continuous Load
Efficiency : more than 99%
TEMPERATURE RISE :
Ref.
Ambient Degree C : 45
Oil by thermometer Degree C : 50
Winding by Resistance Degree C : 55
INSULATED WITHSTAND
Impulse (1.2x50 micro second wave) : 170kVp
Power Frequency (Dry & Wet) : 70 kvrms for 1 minute
NEUTRAL EARTHING
SYSTEM NEUTRAL
Effectively Earthed/Resonant
Non effectively Earthed/isolated : isolated AVR