ZW7-40.5 outdoor high voltage 1250A vacuum circuit breaker

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USD $600 - $1,200 / Set

1 Set(Min.Order)

Supply Ability 2000 Set / Sets per Month
Port Ningbo & Shanghai
Payment TermsT/T Credit Card

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Product Details

Place of Origin	Zhejiang, China		Brand Name	ghorit
Model Number	ZW7-40.5		Type	High Voltage

Product Description

ZW7-40.5 series outdoor high voltage vacuum circuit breaker

ZW7-40.5 series outdoor high voltage vacuum circuit breaker is three phase AC 50Hz, rated voltage is 40.5kV outdoor high-voltage electrical equipment , attached the spring operator or electromagnetic actuator can be well controlled electric opening and closing can also be Manual storage, manually open and close. Design performance meet GB1984-89<<AC high voltage circuit breakers>>; national standards, and meet the IEC-56<<high-voltage AC circuit breakers>>; International Electro-technical Commission standards. ZW7-40.5 Type vacuum circuit breaker is mainly used for outdoor 35kV power transmission system control and protection also applies to urban and rural power distribution networks and industrial and mining enterprises in the normal operation and short circuit protection purposes. The overall structure of the insulator pillar product type; built vacuum interrupter type on the vase, porcelain vase for the next pillar vase. For frequent operation place. And has good sealing, anti-aging, high pressure, no burning, no explosion, long life, convenient installation and maintenance features.

Mainly Technical parameters

Item			Unit	data
Rated voltage			kV	40.5
Rated insulation level	1min power frequency withstand voltage	dry	kV	95
	1min power frequency withstand voltage	wet		80
	Lightning impulse withstand voltage (peak)			185
Rated current			A	1250,1600,2000
Rated short-circuit breaking current			kA	20,25,31.5
Rated operating sequence				O-0.3s-CO-180s-CO
Rated short-circuit breaking current breaking times			times	20
Rated short- circuit closed current (peak)			kA	50,63,80
Rated peak withstand current			kA	50,63,80
Rated short-time withstand current			kA	20,25,31.5
Rated short-circuit duration			s	4
Average opening speed			ms	1.5±0.3
Average closing speed			ms	0.6±0.3
Contact closing bounce duration			ms	≤5
Three phase closing and opening synchronism			ms	≤2
Opening time			ms	≤90
Closing time			ms	≤60
Mechanism life			times	10000
Rated operating voltage and auxiliary loop rated voltage			V	DC 110/220
Rated operating voltage and auxiliary loop rated voltage			V	AC 110/220
Phase loop DC resistance (without current transformer)			µΩ	≤100
Permitted accumulate wear-thickness of dynamic and static contact			mm	3
Weight			kg	800

Contact Us

Ghorit Electrical Co., Ltd.: Contact nameLingfen Bao
Chat Now; Phone86-577-55771572; AddressNo.111 , Xinguang Road, Xinguang Industrial Zone, Liushi, Yueqing,Zhejiang,China, Wenzhou, Zhejiang

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Product Categories

Capacitor	HV Switch/DS/LBS/ES	Lights	New Products
Others	Switchgear	Transformer	Vacuum Circuit Breaker
Vacuum Contactor	Vacuum Interrupter

ZW7-40.5 outdoor high voltage 1250A vacuum circuit breaker

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