APL111-30-5*429-5

Series:	APL
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Breaker Type:	Magnetic (Hydraulic Delay)
Moisture Sensitivity Level (MSL):	--
Current Rating:	--
Number of Poles:	3
Actuator Type:	Lever
Illumination:	--
Illumination Voltage (Nominal):	--
Mounting Type:	Panel Mount

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Circuit Breakers

Circuit breakers are an important safety device used to protect electrical circuits from overloading. They act as an emergency switch that can be used to manually disconnect power from an electrical circuit or device before it is damaged. In this article, we will discuss the application field and working principle of APL111-30-5*429-5 circuit breakers.

APL111-30-5*429-5 application field

APL111-30-5*429-5 circuit breakers are designed for use in industrial and commercial wiring systems. They are suitable for AC 50/60Hz, rated voltage of 500/660V, rated current up to 1600A, and rated short circuit breaking capacity of 50kA. APL111-30-5*429-5 circuit breakers are most commonly used for motor starters, transformers, air conditioners and other large equipment. They are also ideal for protecting circuits in motor control panels, distribution systems, high-rise buildings, and other industrial and commercial applications.

APL111-30-5*429-5 working principle

The primary function of APL111-30-5*429-5 circuit breakers is to prevent an overcurrent from causing damage to an electrical circuit or device. When an overcurrent is detected, they will trip and automatically shut off the power to the circuit. They can be manually reset once the excess current has been cleared.The core element inside the circuit breaker is a bimetallic strip which functions as a thermal spring. When an overcurrent occurs, the heat generated by the current causes the bimetallic strip to bend and open the breaker contacts. This interrupts the current flow and shuts off the power. The current is then safely redistributed or dissipated.The APL111-30-5*429-5 circuit breakers also feature electromagnetic trip elements which allow them to detect an overcurrent within milliseconds and shut off the power almost instantaneously. This reduces the risk of electrical fires and other catastrophic events caused by an overcurrent.

Conclusion

The APL111-30-5*429-5 circuit breaker is a reliable and robust device that is designed for use in industrial and commercial wiring systems. It is capable of detecting an overcurrent within milliseconds and shutting off the power almost instantaneously to protect the circuit. It features a bimetallic strip which functions as a thermal spring to open the breaker contacts when an overcurrent occurs. Thus, APL111-30-5*429-5 circuit breakers are ideal for ensuring the safe operation of electrical circuits and devices.

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Part Number	Manufacturer	Price	Quantity	Description