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ZW32-12 ZW32-12G High Voltage Vacuum Circuit Breaker

Name: ZW32-12 ZW32-12G High Voltage Vacuum Circuit Breaker
Brand: all-electronics-online.com
SKU: 713736325
Availability: InStock
Rating: 5 (89 reviews)

Price:	US $ 1/Piece
Trade Terms:	FOB,CFR,CIF
Min Order:	1/Piece
Pay Type:	L/C,T/T

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Showroom Product Company Profile

Prod Model:	ZW32-12 ZW32-12G
Markets:	North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Export Markets:	Global
Arc-extinguishing Medium:	Vacuum
Breaking Capacity:	High Voltage Circuit Breakers
Certification:	ISO9001-2000
Operation:	Electric Type
Installation:	Fixed
Speed:	High-Speed Circuit Breaker
Structure:	Vacuum Interrupter
Type:	Circuit Breaker
Function:	Overcurrent Protection

Product Description

ZW32-12 (G) series outdoor high voltage vacuum circuit breaker for AC 50Hz, voltage 10 ~ 12KV three-phase power system, as breaking, Closing load current use, it mainly used for open circuit, close in power systems load current, overload current and short-circuit current. It's suitable for substations, industrial and mining enterprises power distribution systems for protection and control, and rural power grid frequent operation place. ZW32-12 (G) vacuum circuit breaker with small volume, light weight, prevent condensation, maintenance-free and other characteristic, can adapt a bad weather and pollution environment. ZW32-12 (G) vacuum circuit breaker has overload and short circuit protection function, to meet the control and measurement requirements, also allows remote control and monitoring. For protect and control the distribution systems of substation and industrial and mining enterprises and for the frequent use places of the rural power grid.

Item		Unit	ZW32-12/T400-12.5	ZW32-12/T630-16	ZW32-12/T630-20
Rated voltage		kV	12
Rated current		A	400	630	630
Rated short-circuit breaking current		kA	12.5	16	20
Rated short circuit making current (peak value)			31.5	40	50
Rated peak withstand current			31.5	40	50
Rated short circuit withstand current			12.5	16	20
Rated short circuit duration		s	4
Rated insulation level	1min P. F. withstand voltage	kV	Phase to phase, to earth 42, fracture 48
	Lightning impulse withstand voltage (peak value)		Phase to phase, to earth 75, fracture 85
Rated operation sequence			O-0.3s-CO-180s-CO
Breaking time of rated short circuit curent		time	30
Mechanical life			10000
Rated operation voltage (opening, closing coil)		V	AC/DC220, 110
Permissible attrition thickness of moving and fixed contacts		mm	3
Over-current release nominal current		A	5
Current-transformer ratio			200/5 400/5 600/5
Clearance between open contacts		mm	9± 1
Contact overtravel			2± 0.5
Average opening speed		m/s	1.2± 0.3
Average closing speed			0.6± 0.2
Opening time		ms	30~60
Closing time			20~40
Closing bounce time			≤ 2
Tri-phase closing, opening synchronous			≤ 2
Each phase loop DC resistance		μ Ω	≤ 80
Stored energy electrical machinery	Rated voltage	V	AC/DC220, 110
	Rated power	W	200
	Stored energy time	s	≤ 8
Weight		Kg	85, 125

Shanghai Powery Industries Co., Ltd. Located in Shanghai China, our factory located in the beautiful seaside city--Qingdao, covering more than 10000sqm, with the workshop covering an area of 5000sqm, is a advanced management company, which is about 15 minutes' drive away from the Qingdao airport and about half-hour's drive away from the port.

We are engaged in the design, manufacture and marketing services of rigging, vessel and container fittings, electric power fittings, and high and low voltage transmission and distribution line fittings. We have been equipped all kinds of forging machines, casting machines, punching machines, lathes and drilling machines. "Quality and Service" is our top belief. Our products have been exported to Asia, America and Africa for many years. Most of our friends and customers are satisfied with our quality and services, on the basis of which, long-term friendships have been established.

Being ISO9001: 2008 certified and with permits for all products, we produce all products according to relative International Standards and customers' requirements.

You and your esteemed company are welcomed to visit us. Our best services, famous Qingdao beach sightseeing and delicious seafood are waiting for your presence.