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Siemens QR Circuit Breakers HQR23B125H

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HQR23B125H

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The HQR23B125H supplied by Siemens is a robust molded case circuit breaker designed to manage electrical distribution effectively. This device is rated for a maximum voltage of 240 VAC and handles up to 125 amps, suitable for a three-phase system.

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Technical specifications for HQR23B125H

ManufacturerSiemens
Product TypeMolded Case Circuit Breaker
Product LineQR Circuit Breakers
Part NumberHQR23B125H
UPC804766137051
Rated Voltage240 VAC
Rated Current125 A
Phase Type3 Phase
Number of Poles3 Poles
Interrupt Rating at 240 V100 kA
Protection TypeThermal Magnetic
Connection TypeBolt on Connection
Terminal ConnectionLoad Side Lug
FunctionsLI - Long Time and Instantaneous
Operating Humidity80% (non-Condensing)

Siemens presents the HQR23B125H, a molded case circuit breaker that excels in maintaining safety and reliability in electrical applications. Operating at a rated voltage of 240 VAC, this breaker can manage a current of 125 A, making it effective for three-phase circuitry. With a design that incorporates three poles, the HQR23B125H ensures comprehensive coverage for various industrial power systems.

One of the notable features of this circuit breaker is its substantial interrupt rating of 100 kA at 240 V. This capability illustrates its ability to handle fault currents, protecting connected equipment from potential damage. The breaker utilizes a thermal magnetic protection type, which includes trip functions for long time and instantaneous responses, ensuring both timely and precise interruptions during faults.

Installation of the HQR23B125H is straightforward due to its bolt-on connection type, which secures the device firmly within electrical panels. The terminal connections are designed for load side lugs, facilitating easier wiring management.

This circuit breaker is suited for environments where humidity levels can reach up to 80% without condensation, ensuring operational integrity under various conditions. The HQR23B125H from the QR Circuit Breakers series represents a reliable choice for demanding applications, providing essential protection for electrical circuits.