Supplier Homepage Electrical & Electronics Breaker & Protector Circuit Breaker China Fast Response Distribution System Spring Mechanism Circuit Breaker

China Fast Response Distribution System Spring Mechanism Circuit Breaker

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10 Piece	Contact Supplier

Local Area:	Jian, Jiangxi, China
R&D Capacity:	OEM, ODM, Other
Payment Terms:	LC, T/T

Breaking Capacity:	High Voltage Circuit Breakers
Operation:	Manual Type
Speed:	High-Speed Circuit Breaker

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Product Description

ZW32-12 Type outdoor AC high voltage vacuum circuit breakers are used in outside distribution system with rated voltage of 12kV and three phase AC frequency 50Hz. It is used for open and close overload current and short-circuit current in electric system. It is adaptable for control and protection functions in substation and industrial and mining enterprises, and also countryside electricity system. It can also be used as seperate switch, and by adding controller, achieve automation in distribution system.
This product conforms to IEC60044-1, IEC60060, IEC60068-2, IEC60099-4, IEC60255-27, IEC60270, IEC60280.1, IEC60529, IEC60694, IEC60815-1, IEC60870-5-101, IEC61000-4, IEC61243-5, IEC62271, standards, etc.
Major Technical Parameters are shown below:

Rated voltage12kVRated current630ARated frequency50HzRated short-duration (1 min) power frequency withstand voltage42/48kVRated short-circuit breaking current20kARated short-duration withstand current (4s)20kARated lightning impluse withstand voltage(to earth/break)75/85kVRated short-circuit making current (peak value)50kARated peak withstand current50kARated short-circuit current breaking times30TimesMechanical service life of vacuum circuit breaker10000TimesSecond circuit 1 min power frequency withstand voltage2 kV