In most panels the main breaker is a large 240 volt circuit breaker that is located at the top of the panel. The breakers are installed in a panel so that contact is made with one of two hot bus bars running down the middle of the box.
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Diagram of circuit breaker panel. A service panel is a steel box with a hinged door or lift up panel on the front. When current rises above a certain level it ignites explosive material which drives a piston to open the switch. Without a circuit breaker you could find yourself dealing with household fires on a regular basis. This device is essential in a modern world that runs on electricity. Typically one panel feeds the entire house but there can also be another smaller panel called a subpanel which may be used to serve a specific area such as an addition a large kitchen or a detached garage. The hot wire for a branch circuit is connected to the.
A breaker circuit is an electrical switch that cuts off electrical flow in the event of a possible short circuit or overload. It takes power from the street then feeds that power to the different electrical outlets and hard wired appliances throughout. Circuit breaker panel box wiring diagram. Some circuit breakers use an explosive charge to throw the switch. A bimetallic strip design works on the same principle except that instead of energizing an electromagnet the high current bends a thin strip to move the linkage. The electrician now bends the two black service wires for easy installation to the main breaker.
Click on the circuit breaker to release the switch. The breaker box or service panel operates as a central relay point. Plenty of excess wire is pulled into the panel to allow for connections to be made anywhere in the box. With the door open you can access all the circuit breakers in the panel. This diagram illustrates some of the most common circuits found in a typical 200 amp circuit breaker service panel box.
Gallery of Diagram Of Circuit Breaker Panel
