XGN6A-12 Gas Insulated Ring Main Unit

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The XGN6A-12 ring main unit is a kind of three-phase AC indoor power distribution equipment which uses low-pressure SF6 gas as the insulating and breaking medium. It is used together with load switch cabinet, switchgear cabinet, and circuit breaker cabinet to form a ring network power supply loop.

Our gas insulated ring main unit conforms to the standards of IEC60298, IEC60694, IEC60056, IEC60420, and GB3906. With a fully insulated, fully sealed structure, it is free from the impacts of climate and environment. In addition, it is easy to install and flexible to combine and it is maintenance-free. It is suitable for installation in a box-type substation.

This product is mainly used for receiving and distributing electric power in the power systems of urban neighborhoods, commercial and industrial areas, and other places.

Technical Parameters

Item		Load switch	Load switch plus fuse
Rated voltage KV		12
Rated current A		630	100 max.
Busbar rated current A		630
Transfer current breaking capacity A		1500
Rated short circuit making current KA		50	Depends on the fuse
Rated short-circuit breaking current KA		50	Depends on the fuse
Rated thermal current (3s) KA		20
Rated dynamic stability current KA		50
Mechanical life times	Load switch	5000
	Earthing switch	2000
Rated filling pressure MPa		0.04
Ambient temperature		-10°～ 40°
Altitude		≤1000m
Dimensions (W×H×D)		1050×1490×810 (two incoming cabinets and one outlet cabinet)
		350×1490×810 (single cabinet)

Related Names
Fixed Circuit Interrupter | RMU Switchgear | Dry Circuit Breaker

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