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Outdoor High-Voltage Vacuum Circuit Breaker (ZW7-40.5)

Name: Outdoor High-Voltage Vacuum Circuit Breaker (ZW7-40.5)
Brand: all-electronics-online.com
SKU: 696359055
Availability: InStock
Rating: 4.6 (96 reviews)

Price:	Negotiable/Piece
Trade Terms:	FOB,CFR,CIF
Min Order:	1/Piece
Pay Type:	L/C,T/T,Western Union

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Showroom Product Company Profile

Prod Model:	ZW7-40.5
Markets:	North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Type:	Circuit Breaker
Function:	Circuit-Breaker Failure Protection
Arc-extinguishing Medium:	Vacuum
Breaking Capacity:	Low Voltage Circuit Breakers
Certification:	ISO9001-2000
Operation:	Manual Type
Installation:	Fixed
Speed:	High-Speed Circuit Breaker
Structure:	Moulded Case Circuit Breaker

Product Description

Service Conditions
(A) Ambient air temperature should not exceed 40 degree, min ambient air temperature is -30 degree.
(B) Altitude not exceeding 2000m (If you need higher altitude, the rated insulation level increases accordingly).
(C) Wind pressure not exceeding 700PA (confirmed to wind speed not over34m/s).
(D) The earthquake intensity not exceeding 8 degrees.
(E) Pollution level: Level III.
(F) Maximum sent temperature not exceeding 25 degree.

Item			Unit	Parameter
Rated Voltage			kV	40.5
Rated Insulation Level	1min Power Frequency Withstand Voltage	Dry Test	kV	95
		Wet Test	kV	80
	Lightning Impulse Withstand Voltage (Peak)		kV	185
Rated Current			A	1250/1600/2000
Rated Short-circuit Breaking Current			kA	20/25/31.5/40
Rated Operating Sequence				O-0.3s-C O-180s-CO
Rated Short-circuit Current Breaking Times			times	20
Rated Short-circuit Making Current (Peak)			kA	50/63/80/100
Rated Peak Withstand Current			kA	50/63/80/100
Rated Short-time Withstand Current			kA	20/25/31.5/40
Rated Short-time Withstand Time			S	4
Average Opening Speed			m/s	1.5± 0.2
Average Closing Speed			m/s	0.7± 0.2
Closing Bouncing Time			ms	≤ 5
Three-phase Opening/Closing Synchronization			ms	≤ 3
Closing Time			ms	≤ 150
Opening Time			ms	≤ 60
Mechanical Life			times	10000
Rated Operating Voltage and Rated Voltage of Auxiliary Circuit			V	DC220, 110, 24
			V	AC220, 110, 24
Loop DC Resistance of Each Phase (excluding CT)			μ Ω	≤ 120
Total Thickness of Permissible Wear of Moving and Static Contacts			mm	3
Weight			kg	800

Zhejiang Zhongneng Electrical Co., Ltd., located in Zhejiang Province, is the key medium/high voltage electric productive enterprise of FATO Mechanical and Electrical Equipment Group Co., Ltd.And a provincial advanced enterprise, mainly producing 220kV and below high voltage electro ceramic products, especially lightning arrester series, composite insulator series and drop-out fuse cutout series, and low-voltage surge protective device series.Our products have complete testing devices and strict quality and production management systems.Our products are known for the characteristics of solid power, advanced science and technology, considering service and solid quality.Moreover, for some core products, we have the independent intellectual property right.

Our corporation has the independent corporate capacity.Our progenitor is the division store of Suzhou Surge Arrester Co., Ltd.Which is founded in 1989, and after joined into FATO Mechanical and Electrical Equipment Group Co., Ltd.In 2003, we changed the name to Zhejiang Zhongneng Electrical Co., Ltd.

Zhejiang Zhongneng Electrical Co., Ltd.Is the professional over-voltage protectors manufacturing enterprise, and a member unit of China Electric Industry Association.We passed the certification of ISO9001 quality system and confirmed to standards such as IEC 60099-4, 61643-1, 291, 282 issued by international electric and industrial committee.Moreover, we have a long-term technical cooperation with many technical and research institutes and core enterprises in this industry line, and the qualities of our products can stand long-time decimation.

Following the technical and economical developing step, and the globalization process, in the merger process of global advantage resources, we constantly expect the cooperation coming from global partner.We are looking forward to cooperating with you!