ZW32-12/630-20 Outdoor high voltage vacuum circuit breaker

ZW32-12 series outdoor vacuum circuit breaker is outdoor high voltage switch equipment with rated voltage 12KV, three phase AC 50Hz, which is mainly applicable to break, Switch-off on load current, overload current, short-circuit current of urban network, rural network system.

Product Details Company Profile

Description

Place of Origin: Zhejiang, China (Mainland)
Brand Name: hossin
Model Number: ZW32-12
vacuum circuit breaker Rated voltage: 12KV
vacuum circuit breaker Rated current: 630,1250

ZW32-12 series outdoor vacuum circuit breaker is outdoor high voltage switch equipment with rated voltage 12KV, three phase AC 50Hz, which is mainly applicable to break, Switch-off on load current, overload current, short-circuit current of urban network, rural network system.

No	Item			Unit	Parameters
					12kV	24KV
1	Rated frequency			Hz	50/60
2	Rated voltage			kV	12kV	24kV
3	Rated insulation level	1min power frequency withstand voltage dry wet	Dry	kV	42	65
			Wet		34	50
		Rated lightning impulse withstand voltage			75	125
Current data
1	Rated current			A	630	630
2	Loop resistance with limited on rated contact pressure			µΩ	≤80	≤80
3	Rated short-circuit breaking current			kA	20	20
4	Rated short-time withstand current			kA	20	20
5	Rated short-circuit duration			S	4	4
6	Rated peak withstand current			kA	50	50
7	Rated short-circuit closed current			kA	50	50
8	Rated operating sequence				O-0.3s-CO-180s-CO