Enquiry date : 23.03.2011

Transformer Specification Oil immersed, three-phase generátor transformer With no-load tap changer, for outdoor installation acc. to the standards VDE/IEC. Accessories, fiting and materiál trstiny acc. to DIN standards. Elektrical and thermal data Rated power MVA ONAN 60 Rated frequency Hz 50 No load voltage ratio kV 30.0 / 11.0 Tap changing equipment at HV side no load adjustment range + 5.0% / - 5.0 % Vector group YNd11 No load losses at rated voltage kW 25.0 Load losses at 60 MVA – base and 30.0/ 11.0 kV kV 220.0 Impedance voltage 60 MVA –base nad 30.0 / 11.0 kV % 20.0 Sound power level LWA dB(A) 80+3 (load condition) Type of cooling ONAN Temperature rise in oil/winding K 60/65 max. ambient temperature C 40 max. latitude of instalation m = 1000 Insulation level LI / AC HV kV 170 / 70 HV-N kV 170 / 70 LV kV 75 / 28 Overall dimensions (approx Values) length : mm 6000 width : mm 3700 heigh up top of conservator : mm 4800 Masses (approx Values) Totoal : t 55 (dimensions and masses without obligation) Connections HV and HV-N cable box LV DIN – bushings The transformer will be equipped with all standard device for protection, supervision and kontrol as per specificatin.

Enquiry classification

Electric motors, generators and transformers.

Electric motors.

Distribution transformers.