UPL555-1208-11 Circuit Protection

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Circuit Breakers

Circuit breakers are an essential component in virtually all electrical installations, and the UPL555-1208-11is no exception. Circuit breakers are designed to prevent electrical overload, switching off and isolating any circuit if the current drawn exceeds the rated value. It is important to ensure that an appropriate rated circuit breaker is selected to match the load, as it could otherwise cause a fire.

The UPL555-1208-11 is a miniature circuit breaker (MCB) that is designed to provide overload and short circuit protection. It is designed for surface or track mounting in domestic and light industrial applications. This MCB features an all-pole electromagnetic-release, insulated enclosure, and a range of accessories. It has a frame width of 8mm, and the rated current can range from 0.5A to 40A to meet the requirements of a wide variety of applications. The UPL555-1208-11 also features trip-free operation, so that the breaker will not reset itself if the circuit is tripped or overloaded.

The working principle of the UPL555-1208-11 is fairly straightforward. Firstly, the breaker is connected to the power supply and the electrical load. When the electrical current reaches a certain level, the

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