Nader Circuit Breaker

The air switch has a trip accident, and the attempt to close cannot be successful. In addition to troubleshooting its own fault, it is generally because the line fault has not been eliminated. You can try the following methods to eliminate the fault: 1. Tripping failures are generally divided into se...

What is the difference between circuit breakers 1P, 2P, 3P, 4P? How to choose? Let us understand together! For miniature circuit breakers, 1P+N, 1P, and 2P are generally used as on-off control of single-phase electrical appliances, but the effects are different. 1p is single-open, only disconnect the...

Internal accessories 1. Auxiliary contact: The contact mechanically linked with the main circuit opening and closing mechanism of the circuit breaker. It is mainly used to display the opening and closing status of the circuit breaker. It is connected to the control circuit of the circuit breaker thro...

The opening and closing of the circuit breaker when the power is turned off and the power transmission and closing have very strict operating system and specification requirements. It is a part of the safe operation and management of electricians and is very important. Strict inspections are required...

The high-voltage circuit breaker is one of the most important equipment in the power system. It is used to switch on and off the circuit under normal conditions and can quickly break the fault current in the event of a fault. include: Cut off or close the no-load current of the high-voltage line; Cut...