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Siemens QRH23B150L - 3-Pole 150A 240V Molded Case Breaker

Siemens
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Siemens QRH23B150L is a 3-pole molded case circuit breaker from the QR Series, designed to provide thermal magnetic protection for electrical distribution systems. It is rated for 240V AC, 150A continuous current, and features a 25kA interrupting capacity at 240V, with LI (Long-Time and Instantaneous) trip functions for precise overcurrent protection. This unit measures 7.087 x 4.331 x 3.937 inches, weighs 4.519 lb, and utilizes a feed-thru connection with wire size capability from 2/0 AWG to 300 kcmil, constructed for robust industrial environments. The QRH2 type breaker complies with industry standards for molded case circuit breakers, ensuring reliable performance in commercial and industrial power distribution panels. Typical applications include feeder protection in switchboards, panelboards, and motor control centers requiring 3-phase, 240V service.

Key Features & Specifications
  • Type: QRH2 Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 240V
  • Current Rating: 150A
  • Dimensions: 7.087 x 4.331 x 3.937 inch
  • Standards: Industry standard molded case breaker compliance
  • Applications: Feeder protection in switchboards, panelboards, motor control centers
  • Switch Type: Molded Case Circuit Breaker
  • Configuration: 3-Phase
  • Coil Voltage Maximum: Not applicable (thermal magnetic)
  • Temp Rating: Standard industrial
  • Shipping Dimensions: 7.087 x 4.331 x 3.937 inch
  • Phase: 3
  • Voltage: 240V
  • Amperage: 150A
  • AIC rating: 25kA@240V
  • Connection: Feed-Thru
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: QRH2
  • Trip Type: Thermal Magnetic
  • Panel Type: Standard industrial panel
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: 300 kcmil maximum
  • Metal Type: Standard breaker materials
  • Panel Style: Feed-thru
  • Bus Type: Standard
  • Fuse Class: Not applicable
  • Insulation Temperature: Standard
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Standard panel mount
  • Hz: 60 Hz typical
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not included
  • CPT: Not included
  • Full Load Amps: 150A
  • Dist Voltage: 240V
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 150A
  • Full Load Amp Minimum: 0A
  • Enclosure: Open type
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: 2/0 AWG - 300 kcmil
  • Amperage Maximum: 150A
  • Amperage Minimum: 0A
  • Nema Rating: Standard
  • Switch Style: Molded case
  • Wire Size: 2/0 AWG - 300 kcmil
  • Certification: Industry standard
  • Circuit Breaker Mounting Style: Panel mount
  • Terminal Connection: Feed-thru
  • Frequency Rating: 60 Hz
  • Phase Connection: 3-phase
  • Standards: Industry standard
  • Compatible Frames: QRH2
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: QRH2
  • Current Rating: 150A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: Standard industrial
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 804766136856
  • GTIN: 00804766136856