KYN10-40.5 tyoe metal-clad withdrawable HV switchgear is suitable for indoor three-phase power system of AC 50 Hz, rated voltage 40.5KV, to receive and distribute electric energy in the switching rooms of power plants, transformer stations, industrial and mining enterprises and to control, protect and monitor the circuit. Besids used for general power systems extensively, it is applied to power system with frequent operation. This swithchgear is in line with standards GB3906-91 and IEC298

Rated voltage	40.5 KV	Power frequency withstand voltage (virtual value) KV
Rated frequency	50 Hz	Phase to phase, phase to earth, between open contacts of primary isolation 95 115
Rated current of main bus-bar (A)	1250 A 1600A 2000A	Lightning impulse withstand voltage (peak value) 185 215
Rated current of branch bus-bar (A)	630A 1250A 1600A	Auxiliary control circuit 1min
Rated insulation level	1 min	Power frequency withstand voltage 2000