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KGN8-12 Fixed Metal-clad Switchgear

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 KGN8-12 Fixed Metal-clad Switchgear

KGN8-12 fixed metal-clad switchgear (short for KGN8 switchgear as below)  applies to  below 12kV, 3 phase AC 50/60Hz power system. It can be widely  used for electric force, metallurgy, petrifaction and urban construction.

1. Ambient temperature: -15 ~40 ; daily average: 35 ;  
2. Altitude:  1000m  
3. Relative humidity:daliy average:  95%,monthly average:  90%  
4. Applicable occasions should be free from inflammables, explosives,  corrosives and severe vibration.


Technical specification

KGN8-12 type switchgear is fixed metal-clad switchgear. The dimension of the cubicle should be: 840(W) 2450(H) 1400(D)  (Rear Aerial Busbar 1770). The classic scheme consist of busbar compartment, CB compartment, cable compartment, relay  instrument compartment and etc


1. Lightning arrester HY5W2-17/50    2. Conducting wire    3. Disconnect switch GN58-12D  4. Interlock mechanism     5. VCB ZN108-12    6. Modular wall bushing ZCS3-12  7. Busbar    8. Busbar wall bushing    9. CT component    10. Nameplate

Table2 Technical specification of ZN108-12

Table 3 Main mechanical parameters of the circuit breaker and actuator


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