FZRN25A-12/T200-31.5 12kv vacuum high voltage pneumatic type load switch

FZRN25A-12/T200-31.5 12kv vacuum high voltage pneumatic type load Switch

 

 

TECHNICAL DATA

 

No.	Name			Unit	FKN12A	FKRN12A
1	Rated voltage			KV	12	12
2	Rated frequency			Hz	50	50
3	Rated current			A	630	200
4	Rated breaking current		load breaking current	A	630
			closed loop breaking current		630
			Cable charging current		10
			breaking no-load transformer capacity	KVA	1600	1600
5	Rated transf current			A		3150
6	Rated short-time withstand current 4S			KA	20	3150
7	Rated withstand current (peak)				50
8	Rated short-circuit breaking current					3.15
9	Rated short circuit closing current				50
10	power frequency withstand voltage(1min),to ground,Interphase,breaker fracture			KV	42/48	42/48
11	lighting implus withstand voltage(peak),to ground,Interphase,breaker fracture			KV	75/85	75/85
1	Vacuum Interrupter stroke			mm	6+1/0
2	vacuum interrupter contact stroke				-2+1/0
3	Isolated fracture stroke				≥130
4	Interphase center distance				210±1
5	vacuum interrupter three-pole closing non-simultaneity			ms	≤3
6	vauum interrupter contact bouncing duration at colosing operation				≤3
7	vacuum interrupter average closing speed			m/s	0.6±0.2
8	vacuum interrupter average opening speed				0.9±0.2
9	Polars conductive loop resistance			μΩ	≤300
10	Maximum operating torque required for human operation			Nm	≤160
11	Mechnical life			times	10000

 

 

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Product Categories : Vacuum Circuit Breaker