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What is a molded case circuit breaker? What is the model of molded case circuit breaker?
Plastic case circuit breakers (hereinafter referred to as circuit breakers) are generally used for power distribution and can also be used to protect motors. Under normal circumstances, the circuit breaker can be used for infrequent switching of lines and infrequent starting of motors.
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The role of air circuit breakers
Air circuit breaker is a kind of circuit breaker. The insulating medium is air. It is a low-voltage switch with manual (or electric) closing, a lock to maintain the closing position, a tripping mechanism to trip and an arc extinguishing device. It is currently widely used in AC and DC devices below ......
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What is the difference between an air switch and a molded case circuit breaker?
Molded case circuit breakers are also air circuit breakers. Commonly used air circuit breakers include frame circuit breakers and molded case circuit breakers. The former has a large capacity, a large rated breaking current, and a large volume, so there is no plastic case, and all parts of the circu......
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Working principle and classification of molded case circuit breakers
The main contact of the low-voltage circuit breaker is closed manually or electrically. After the main contact is closed, the free tripping mechanism locks the main contact in the closing position. The coil of the overcurrent release and the thermal element of the thermal release are connected in se......
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Brief introduction of molded case circuit breaker
Molded case circuit breakers are also called device circuit breakers. All parts are sealed in plastic casings. Auxiliary contacts, undervoltage releases and shunt releases are mostly modularized. Due to the very compact structure, molded case circuit breakers are basically impossible to repair. Most......
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What issues need to be considered when purchasing molded case circuit breakers
As molded case circuit breakers become more and more popular, they can be used in many industries, and they can also be used in families. However, molded case circuit breakers are related to personal safety and cannot be purchased casually.
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