VSG-24 Series of Indoor High Voltage Vacuum Circuit Breaker With Embedded Poles

VSG-24 Series of Indoor high Voltage Vacuum circuit breaker with embedded poles is three phase A.C 50Hz indoor power distribution equipments with the rated voltage of 24kV. It’s used for protecting and controlling the electrical equipment in the fields of industry&ming enterprise , power plants and substation.
The main conductive circuit of this type of MV vacuum circuit breaker uses embedded pole, matched with Modular organization and Integrated energy storage handle. The overall layout is reasonable, perfectly with brevity and really realize the free-maintenance and longer mechanical & electrical life.

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Main Technical Specifications of VSG-24 Series of Indoor High Voltage Vacuum Circuit Breaker With Embedded Poles

No.	Item		Unit	Data
1	Rated voltage		KV	24
2	Rated frequency		Hz	50/60
3	Rated insulation level	1min power frequency withstand voltage	KV	65
		Rated lighting impulse withstand voltage		125
4	Rated current		A	630	1250	1600	2000	2500	3150
5	Rated short-circuit breaking current(peak) Rated thermal current (virtual value)		KA	20	20
				25	25	25
					31.5	31.5	31.5	31.5	31.5
6	Rated short-circuit making current(peak) Rated dynamic stability current(peak)		KA	50	50
				63	63	63
					80	80	80	80	80
7	Rated thermal time		s	4
8	Rated operation sequence			O-0.3s-CO-180s-CO
9	Mechanical life		times	3000
10	Rated breaking current of single capacitor bank		A	400
11	Rated breaking current of back to back capacitor bank		A	400
12	Maximum D.C component			50%