Zw32 Outdoor Stainless Steel Enclosure Vacuum Switch Vcb Vacuum Circuit Breaker

Product Description

Company Profile Zhejiang Maiyu Electric Co. , Ltd. is a professional manufacturer, high voltage vacuum circuit breaker series, indoor high voltage vacuum circuit breaker series, load switch series, lightning arrester series, high voltage disconnector series, drop fuse series, grounding switch series, cable box series and other electrical equipment companies, the company is composed of a group of people engaged in electrical industry for many years, with professional technical research and development and product sales team, perfect production equipment, integrity management, strict quality control. Product Description ZW32-12 series owtdoor high-volage vacuum circuit breakers (hereinafitr referred to as " circuit breakers " are outdoor distribution swithgear with ratedvoltage of 12k V and three-phase AC of 50Hz.Cireuit breaker is mainmly used for opening and closing Load current, overload curent and short-eircuit currentin power lines have overload and short-circuit protection functions, meet the requirements of control and measurement. and can alsorealize remote controland monitoring functions, which are widely used in l is used for control and operation in distributio systems of substations and industrial and miningenterprises.and is especially suitable for places requiring frequcnt opcration.
Cireuit breakers meet technical standards such asGB1984-2003,DL/T402-2007 and IEC60056.

Product Parameters

serial number	project	unit	data
1	Rated voltage	KV	12
2	Rated frequency	Hz	50or60
3	Current rating	A	630
4	Rated short-time interrupting current	KA	20
5	Rated peak withstand current	KA	50
6	Rated short-time withstand current	KA	20
7	Rated short-circuit closing current (peak)	KA	50
8	Mechanical life	times	10000
9	Rated number of short-circuit breaking current interruptions	times	30
10	Power frequency withstand voltage (1min) :(wet) (dry) interphase, ground/fracture	KV	42/48
11	Withstand voltage (peak) of lightning impulse interphase, to ground/fracture	KV	75/78
12	The secondary circuit has a power frequency withstand voltage of 1min	KV	2

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