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Siemens QR23B175 - 3-Pole Molded Case Circuit Breaker (175A, 240V)

Siemens
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Siemens QR23B175 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial electrical systems. It features a 175A current rating and a 240V AC voltage rating, housed within a compact, durable enclosure measuring 7.087" x 4.331" x 3.937" (180mm x 110mm x 100mm) and weighing 4.519 lb. The breaker utilizes a thermal-magnetic trip unit for both long-time delay and instantaneous protection functions, is certified to UL and CSA standards, and offers an interrupting capacity of 10kA at 240V. Its three-pole, bolt-on configuration makes it suitable for integration into panelboards, switchboards, and industrial control panels where robust circuit protection is required.

Key Features & Specifications
  • Type: QR2 Series Molded Case Circuit Breaker with Thermal-Magnetic Protection
  • Voltage Rating: 240V AC
  • Current Rating: 175A
  • Dimensions: 7.087" H x 4.331" W x 3.937" D (180mm x 110mm x 100mm)
  • Standards: UL Listed, CSA Certified
  • Applications: Panelboards, Switchboards, Industrial Control Panels
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-On
  • Phase: 3
  • Amperage: 175A
  • AIC Rating: 10kA @ 240V AC
  • Connection: Bolt-On
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: QR2
  • Trip Type: Thermal-Magnetic
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Phase Connection: 3-Phase
  • Standards: UL, CSA
  • Family: QR Series
  • Country of Origin: Mexico
  • Weight: 4.519 lb


Product Identification
  • UPC: 804766136658
  • GTIN: 00804766136658