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Vacuum circuit breaker VT12(ZN85)-40.5 series
short-circuitoverloadAC

vacuum circuit breaker
vacuum circuit breaker
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Characteristics

Type
vacuum
Electrical characteristics
short-circuit, overload, AC, three-phase
Operating mode
modular
Other characteristics
compact, indoor
Current

Max.: 2,500 A

Min.: 630 A

VAC

40.5 kV

Description

VT12(ZN85)-40.5 Series indoor AC HV vacuum breaker is mainly used in three phase AC 50Hz, rated voltage 40.5kV power system as opening and closing the load current, overload current as well as short-circuit current. It is suitable for protecting and controlling electric appliances for industrial and mining enterprise, power plant and substation in places with different load and frequency operation. The product meet requirements of GB1984, JB3855, and IEC56. a. Adopt the most advanced and effetive arc extinguishing principle, has strong breaking capability and long service life. b. The electric circuit and operating mechanism for the upper and lower layout, the integration and modular design make the structure more compact. c. Reliable interlock function will prevent various kinds of misoperation effectively. d. With composite insulation, is not affected by the external environment, and insulation level is high.

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.