ZN63[VS1]-12~24KV Series Vacuum Circuit Breaker

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ZN63[VS1]-12~24KV Series Vacuum Circuit Breaker

VS1-12-24 side-mounted type (VBM7) vacuum circuit breaker indoor high-voltage switchgear is suitable for rated voltage 12-24 kV, frequency 50Hz three-phase power system, as a protection and control appliances used, due to the special advantages of the vacuum circuit breaker, especially suitable for frequent operation of rated current, or multiple times to break the short-circuit current. 1VS1-12-24 side-mounted type (VBM7) vacuum circuit breaker adopts fixed installation, mainly used for fixed switchgear, the circuit breaker can be used alone, and can be used for ring network power supply, box-type transformer or various non-standard power supply systems.

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Brand:
Yuanky
Intercontinental Product:
America

Product Description

序号	00 Item		00 Unit	00 Data
1	额定电压 Bated yoltage		KV	12
2	最高工作电压 Maximum operating voltage		KV	12
3	额定电流 Rated Current		A	630~1250	630~1600	630~1600
4	额定短路开断电流 Rated short circuit breaking curent		KA	20	25	31.5
5	额定短路关合电流 Rated short-circuit switching current		KA	50	63	80
6	额定峰值耐受电流 Rated peak withstand current		KA	50	63	80
7	4S额定短路耐受电流 4S rated short-circuit withstand current		KA	20	25	31.5
8	额定绝缘水平 Rated insulation level	工频耐压(额定开断前后) Power frequency voltage(rated breaking before and after)	KV	42(fracture 48)
		冲击耐压(额定开断前后) Impulse withstand voltage(rated breaking before and after)		75(fracture 85)
9	额定操作顺序 Rated operating sequence			分-0.3S-合分-180S-合分 0-0.3S-CO-180S-CO
10	机械寿命 Mechanical life		Times	10000
11	额定短路开断电流开断次数 Rated short-circuit current breaking times		Times	50
12	操作机构额定合闸电压(直流) Rated Operating Mechanism Closing Voltage(DC)		v	AC、DC 110、220
13	操作机构额定分闸电压(直流) Rated Operating Mechanism Opening Voltage(DC)		V	AC、DC 110、220
14	触头开距 Contact opening distance		mm	11±1
15	超行程(触头弹簧压缩长度) Overtravel(the length of contact spring compression)		mm	3.5±0.5
16	三相分、合闸弹跳时间 Closing/Opening Time Difference Among Three Phase		ms	≤2
17	触头合闸弹跳时间 Contact closing bounce time		ms	≤2
18	平均分闸速度 Average opening speed		m/s	0.9-1.2
19	平均合闸速度 Average closing speed		m/s	0.5-0.8
20	分闸最高操作电压下时间 Maximum operating voltage		s	≤0.05
	Tripping Time	最低操作电压下 Minimum operating voltage		≤0.08
21	合闸时间 Closing time		s	0.1
22	各相主回路电阻 The main circuit resistance of each phase			630≤501250≤451600≤40
23	动静触头允许磨损累积厚度 Allowed Consumpted Thickness of Contacts		mm	3