Nader Circuit Breaker

1. Internal structure If the 4 rivets are damaged, you can split them in half, as shown in the figure below. The parts are embedded in the left cover, and the right cover can be removed. 2. Circuit part When the contact is closed, the circuit path is (set the direction from top to bottom): 1-2-3-5-6-...

Circuit breakers are classified into universal type and plastic case type according to their structure. Among them, molded case circuit breakers are suitable for power distribution systems with rated voltage 690V, frequency 50/60Hz, and rated current 16 to 1600A or as protection equipment for transfo...

Circuit breaker protection mainly includes: breaker failure protection, automatic reclosing, charging protection, dead zone protection, three-phase inconsistency protection and instantaneous follow-up. This article mainly discusses circuit breaker protection under 3/2 connection mode. 1. Configuratio...

1. Apply for the first type of work ticket and prepare for the start of work. 2. The motor circuit switch F1 is open. 3. The circuit breaker is in position. 4. S4 is placed in the isolation position. 5. Good grounding. 6. The closing spring is completely discharged. 7. The opening spring is completel...

What is an air switch? Everyone must feel very magical to hear this name. In fact, an air switch can also be called an air circuit breaker, which is a type of circuit breaker. It is a switch that will automatically open as long as the current in the circuit exceeds the rated current. Air switch is a ...