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Siemens QR23B150 - Molded Case Circuit Breaker, 150A 3-Pole

Siemens
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Siemens QR23B150 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial electrical systems. It features a 150A current rating and a 240V AC voltage rating, housed within a compact, bolt-on configuration measuring 7.087" x 4.331" x 3.937" and weighing 4.519 lb. The breaker utilizes a thermal-magnetic trip mechanism for combined long-time and instantaneous (LI) protection, is certified to UL and HACR standards with an interrupting capacity of 10kA at 240V, and operates effectively across a temperature range of -25 to 70 °C (-13 to 158 °F). This makes it suitable for safeguarding power distribution panels, industrial control panels, and motor branch circuits.

Key Features & Specifications
  • Type: QR2 Series Molded Case Circuit Breaker, Thermal-Magnetic Protection
  • Voltage Rating: 240V AC
  • Current Rating: 150A
  • Dimensions: 7.087 x 4.331 x 3.937 inch
  • Standards: UL Listed, HACR Certified
  • Applications: Industrial Power Distribution, Motor Protection, Panelboards
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-On Connection
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Phase: 3
  • Amperage: 150A
  • AIC rating: 10kA@240V
  • Connection: Bolt-On
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Certification: UL, HACR
  • Country of Origin: Mexico
  • Weight: 4.519 lb


Product Identification
  • UPC: 804766136641
  • GTIN: 00804766136641