Nader Circuit Breaker

The miniature circuit breaker is composed of operating mechanism, contacts, protection devices (various releases), arc extinguishing system, etc. The main contact is manually operated or electrically closed. After the main contact is closed, the free trip mechanism locks the main contact in the close...

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-...

Miniature circuit breakers are the most widely used terminal protection equipment in building electrical terminal power distribution devices. They are suitable for single-phase and three-phase short-circuit, overload, and overvoltage protections below 125A, including single-pole 1P and two-pole 2P , ...