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Box type fixed metal enclosed switchgear

Box type fixed metal enclosed switchgear

Description of Box type fixed metal enclosed switchgear […]


Description of Box type fixed metal enclosed switchgear

XGN7-12box fixed type metal-enclosed switchgear(switch cabinet for short) is used to receive and distribute electrical energy in 3.6,7.2,12KV three phase AC 50Hz system,specially in the frequent operation occasion.

Its busbar system is single busbar and it can derive single busbar with branch and double bus bar structure,

This switch cabinet conforms to the requirement of national standard GB 3906-91 “3-35KVAC Metal Seal Switch equipment” and the international standard IEC 298,and has the function of“five prevention”.

This switch cabinet’s main switch is composed of ZN28A-12 Yu or the ZN22-12 series vacuum circuit breaker,the CD17A spring operating mechanism and the CT19B spring operating mechanism,the GN30-12 rotary isolator and the GN22-10big electric current isolator series product.

Use environmental conditions

1.Ambient temperature:-25℃~+40℃;


3.Relative environment humidity:The daily relative humidity average ≤95%;The monthly relative humidity average≦90%;

4.The earthquakes intensity ≦ 8 degree.

5.Without fire,the danger of explosion,chemical corrosion and fierce vibration place and the pollution grade not beyond 3 level.

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