switchgear
1. Ambient temperature: -10 ~40 ; daily average: 35 ;
2. Altitude: 1000m
3. Relative humidity:daliy average: 95%,m

switchgear

KGN -12 fixed metal-clad switchgear(short for switchgear as below) applies to 3.6~12KV, 3 phase AC 50/60Hz network for receiving and distributing power energy and also for control, monitor and protection. It ca n be used in s ingle busbar, single busbar section system. It is manufactured inaccordance with IEC62271-200 & GB3906 3~35KV AC Metal Enclosed Switchgear, DL404 Order Specification for Indoor AC HV Switchgear and so on. It has reliable prevention function against false operation.