APL111-2387-26 Circuit Protection

Circuit Breakers are one of the most important safety components used in today’s electrical systems. They are designed to protect circuits from overloads, short circuits, and ground faults, and are essential for protecting people and property from fires and electrical injury. In this article, we’ll discuss the application field and working principle of the APL111-2387-26 Circuit Breaker.

Types of Circuit Breakers

Circuit breakers come in two main types - molded-case circuit breakers (MCCBs) and air-break circuit breakers (ABCBs). MCCBs are typically used in residential and commercial applications, while ABCBs are typically used in industrial applications. Both types of circuit breakers provide overload protection and short circuit protection.

Application Field of the APL111-2387-26

The APL111-2387-26 is a molded-case circuit breaker designed for residential and commercial applications. It provides overload and short circuit protection, and it also has ground fault protection that meets UL 1053 standards. This breaker can be used to protect circuits up to 600 amps and is designed to handle both AC and DC voltages.

Working Principle of the APL111-2387-26

The APL111-2387-26 utilizes a thermal-magnetic tripping mechanism, which is designed to provide protection against both overloads and short circuits. In the event of an overload, the breaker trips based on the amount of current running through it. The amount of current necessary to trip the breaker is adjustable, allowing the user to customize the level of protection provided.

When a short circuit occurs, the breaker trips based on the amount of current flowing through it. There are two parts to the tripping mechanism – the thermal portion and the magnetic portion. The thermal portion is designed to respond to higher levels of current, while the magnetic portion responds to lower levels of current. Together, the two portions provide protection against both overloads and short circuits.

The APL111-2387-26 also provides ground fault protection, which is designed to protect the circuit from ground faults. The breaker trips in the event of a ground fault, preventing the circuit from becoming overloaded and potentially causing electrical fires. This breaker meets UL 1053 standards for ground fault protection, ensuring that the user receives the highest level of protection.

Conclusion

The APL111-237-26 Circuit Breaker is a molded-case circuit breaker designed for residential and commercial applications. It provides overload and short circuit protection using a thermal-magnetic tripping mechanism, as well as ground fault protection that meets UL 1053 standards. This breaker is an excellent choice for providing safety and security to any electrical system.