1E40UM

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Circuit Breakers

Circuit breakers are an important component of any electrical system. They are used to protect components from overloading, short circuits and other faults. The 1E40UM is a type of circuit breaker that is commonly used in many applications. This article will discuss the application field and working principle of the 1E40UM.

Application Field of the 1E40UM

The 1E40UM is a manually operated thermal-magnetic circuit breaker that is designed for low voltage and high current applications. It is commonly used for industrial, commercial and residential electrical systems. The circuit breaker is rated for up to 1,000 Amps and up to 800 volts, making it suitable for a wide range of applications. In addition, the circuit breaker is UL 489 compliant, meeting all relevant safety standards.

The 1E40UM is often used in industrial facilities where there is a need to protect motors, pumps and other high current loads. It is also suitable for use in commercial applications such as retail stores, office buildings, and schools. In residential applications, the 1E40UM is typically used for air conditioning, pool pumps and other larger electrical loads. It can be used in combination with other circuit breakers to provide optimal protection in any application.

Working Principle of the 1E40UM

The 1E40UM circuit breaker is a thermal-magnetic device. It works by sensing both overload and short circuit conditions. When an overload occurs, the heater element in the circuit breaker senses the increase in temperature and trips the breaker. When a short circuit occurs, the magnetic element in the breaker senses the increase in current and trips the breaker. The 1E40UM has a fixed trip setting and can be reset manually after the fault condition has been cleared.

The 1E40UM is also equipped with a trip latch. This is an additional safety feature that prevents the breaker from being switched on if an overload or short circuit has already occurred. This feature helps to ensure that the circuit breaker is working correctly and that any potential fire hazards are prevented.

The 1E40UM is a versatile and reliable circuit breaker. It can be used in a wide range of applications, from industrial facilities to residential settings. Its thermal-magnetic design provides optimal protection from overloading and short-circuit conditions. In addition, the trip latch provides an additional layer of protection against fires. The 1E40UM is an ideal solution for protecting electrical components in any application where reliable safety is a priority.

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