1,extraordinary quality and competive price 2,Low losses; 3. Low noise level 220kV transformer with extraordinary quality and competive price,Low losses; Low noise levelType Designation: SFP 160000 / 420Standard No. IEC 60076Serial No. 1SB. 710.5937.1Insulation Level SI 1050 LI 1425A C630 LI 185A C 85/LI 105A C45Condition of Site OutdoorAltitude Total Altitude 9.73 meterShock Proof 0.2GType of ...