PR11-42-7.50A-XX

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Circuit breakers are an essential safety component in any electrical system. They are designed to prevent the risk of electrical sparks and arcs by automatically cutting off electrical power when an overload occurs. The PR11-42-7.50A-XX circuit breaker is a type of low Voltage circuit breaker manufactured by Schneider Electric. It is designed for commercial, industrial and residential use in applications ranging from distribution and protection of branch circuits to energy management in distributed power systems.

The PR11-42-7.50A-XX is a modular circuit breaker that comes in two parts: a molded case and an insert. The molded case is designed to house and protect the insert, which is the working component of the circuit breaker. It is available in two frame sizes, FR-112 and FR-124. Both frame sizes can be used with either a single or three-phase system. The PR11-42-7.50A-XX also comes in three standard amperage ratings: 15, 20 and 25A.

The PR11-42-7.50A-XX circuit breaker is designed to provide reliable protection against overcurrents in electrical systems. The circuit breaker is equipped with two separate components: a thermal-magnetic actuator and an electronic trip unit. The thermal-magnetic actuator consists of a bimetallic element and a trip coil that detect whether an overload or short circuit has occurred. When an overload current is detected, the bimetallic element will expand and force the trip coil to trip the circuit breaker. The electronic trip unit monitors the electrical current and can be programmed to respond to a variety of conditions such as high current, short circuit, over voltage and low voltage.

The circuit breaker is designed for protection of a variety of loads, such as motors, transformers and lights. It can also be used to protect an entire distribution system. In addition to overcurrent protection, the PR11-42-7.50A-XX also provides surge protection with an integrated surge protection device (SPD). The SPD includes an ahre- resistive element that limits the magnitude of overvoltage impulses and restricts their duration to a safe level, thus protecting the system as well as any connected loads.

The PR11-42-7.50A-XX is also designed with a thermal memory system that allows it to remember and carry over the settings from a previous installation. This is a useful feature when a circuit breaker needs to be replaced, as it eliminates the need to reprogram the device each time it is installed. The circuit breaker is designed for easy installation, with three wires for power connections, two for signal connections and one for an optional ground fault interrupter.

The PR11-42-7.50A-XX circuit breaker is a reliable, safe and easy-to-install device that is suitable for a range of applications. This type of circuit breaker provides superior protection against overcurrents and can be used to protect a variety of electrical systems and components. It is a useful and integral component in any commercial, industrial or residential electrical system.

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