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Siemens QR Circuit Breakers QRH22B175

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QRH22B175

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The QRH22B175 from Siemens is a high-interrupting circuit breaker designed to meet demanding electrical needs. It operates at an amperage rating of 175 A and a voltage rating of 240 VAC, providing dependable protection for various applications.

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Technical specifications for QRH22B175

ManufacturerSiemens
Product TypeHigh-Interrupting Circuit Breaker
Product LineQR Circuit Breakers
Part NumberQRH22B175
UPC804766136238
Amperage Rating175 Amperes
Voltage Rating240 Volts AC
Poles2 Poles
Phase1 Phase
AIC Rating25 kA @ 240 Volts
Trip FunctionsLong Time & Instantaneous
ProtectionThermal Magnetic
Connection TypeBolt-On
DescriptionNon-interchangeable trip, Load-side lug terminals
Wire Size4 AWG - 300 kc mil
Operating Temperature-25 to 70 degrees Celsius

The Siemens QRH22B175 belongs to the QR series of high-interrupting circuit breakers. This device has an amperage capacity of 175 Amperes and is rated for voltages up to 240 Volts AC. Supporting single-phase applications, the breaker features two poles for effective circuit protection. With an impressive AIC rating of 25 kA at 240 volts, it ensures safe operation during fault conditions.

The QRH22B175 employs thermal magnetic protection and is capable of trip operations in both long-time and instantaneous modes, making it suitable for various electrical loads. Installation is straightforward due to its bolt-on connection type, enhancing stability and ease of use. The load-side lug terminals allow for secure wire connectivity, accommodating sizes ranging from 4 AWG to 300 kc mil. Moreover, it is designed to perform effectively within a temperature range of -25 to 70 degrees Celsius, which adds to its versatility in diverse environments.