Email:wxhxmotor@163.comWuxi Huaxing Motor Switch Factory
Wuxi Huaxing Motor Switch Factory

Wuxi Huaxing Motor Switch Factory

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Contact: Xu Ziye
Postcode: 214174
Mobile: +86-18261531922
Tel: +86-510-83743997
Fax: +86-510-83740728

Add: No.8 Yanxiang Road, Yanqiao Town Industrial Area, Huishan District, Wuxi City, Jiangsu Province

Role of the circuit-breaker auxiliary contacts

Series in the operating circuit breaker auxiliary contact:
(1) the trip coil close coil manufacturers are designed according to the short-time power, after the jump, closing operation is completed through DL-contact control circuit automatically cut off in order to ensure the safety of jumps and closing coil;
(2) jump, closing the start circuit of contacts (contact hand operation, the relay contact) due to its breaking capacity restrictions, does not cut off the control circuit of the current well, if they disconnect the operating current will arc during the operation, resulting in contacts are burned. Auxiliary contacts disconnect the circuit breaker capacity, operated by auxiliary contacts disconnect the circuit breaker current can arc well, protect the control switch and relay contacts are burned to the ground.

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