IULK1-1REC4-32304-60

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Circuit breakers play a key role in the safe operation of power systems. An IULK1-1REC4-32304-60 is one type of circuit breaker known for its reliability, robustness and long life. This article will discuss the common application fields and the working principle of a IULK1-1REC4-32304-60 circuit breaker.

Application Field

IULK1-1REC4-32304-60 circuit breakers are primarily used in low-, medium-, and high-voltage systems ranging from 100 to 4500 volts. They are frequently used in residential, commercial and industrial applications, and are suitable for low power installations such as residential and small businesses. They are also suitable for higher power distribution systems such as medium-voltage substations, power plants, and large commercial and industrial installations. They offer both thermal and short-circuit protection, and are widely used in power distribution systems to protect equipment and prevent power outages.

Working Principle

IULK1-1REC4-32304-60 circuit breakers work on a thermal-magnetic design. This is a two-stage mechanism and includes both a thermal device and a magnetic device. The thermal device is the main protective device, and it is designed to detect faults and interrupt the circuit when a fault is detected. The thermal device uses an internal heating element (or bimetal coil) to measure the current running through the breaker. The magnetic device, or trip coil, is designed to trip the breaker in the event of a short circuit or overload.

When too much current passes through the breaker, it causes the internal heating element to deflect and contact the "trip" lever, triggering the breaker to interrupt the circuit. When the short circuit or overload is cleared, the coil returns to its original position, resetting the breaker. The magnetic device is designed to trip the breaker in the event of a short circuit, and its adjustable trip current allows it to detect any sustained overcurrent that may exceed the thermal device\'s detection capabilities.

IULK1-1REC4-32304-60 circuit breakers also contain an adjustable differentiating unit, which allows the circuit breaker to meet a variety of application needs. This adjusting unit enables the circuit breaker to differentiate between various types of overcurrent, including motor overload and short circuit.

IULK1-1REC4-32304-60 circuit breakers are designed to provide reliable, efficient, and safe protection for all types of power distributions systems. The combination of the thermal and magnetic trip units makes the IULK1-1REC4-32304-60 circuit breaker a reliable protector for equipment and power distribution systems in residential, commercial, and industrial applications.

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