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Siemens HQR22B175 - Molded Case Circuit Breaker 175A 2P (65kA AIC)

Siemens
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Siemens HQR22B175 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. It is rated for 175A at 240V AC in a single-phase configuration, featuring a thermal-magnetic trip unit with long-time and instantaneous (LI) protection functions for coordinated system selectivity. The compact, bolt-on unit measures 7.087" x 4.331" x 3.937" (180mm x 110mm x 100mm) and weighs 3.197 lb, constructed for durability with an operational temperature range of -25°C to 70°C (-13°F to 158°F). This breaker complies with relevant industry standards and is engineered for a high interrupting capacity of 65kA at 240V, making it suitable for integration into panelboards, switchboards, and industrial control panels where robust circuit protection is required.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 240V AC
  • Current Rating: 175A
  • Dimensions: 7.087 x 4.331 x 3.937 inch (180 x 110 x 100 mm)
  • Standards: Designed to meet applicable industry standards for circuit protection
  • Applications: Panelboards, Switchboards, Industrial Control Panels
  • Phase: 1
  • Poles: 2
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long Time and Instantaneous
  • AIC rating: 65kA @ 240V
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Weight: 3.197 lb
  • Family: QR Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 804766136351
  • GTIN: 00804766136351