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Westinghouse QNP3050 - Molded Case Circuit Breaker 50A 240V

Westinghouse
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Westinghouse QNP3050 is a 3-pole molded case circuit breaker from the Quicklag family, designed to provide overcurrent protection through thermal magnetic operation. It is rated for 50A at 240V AC with a 10kA interrupting capacity at 240V, supporting 3-phase systems via a plug-in connection. The unit features LI (Long-Time and Instantaneous) trip functions, weighs 5 lb, and is constructed as a QNPL type for reliable industrial service. This breaker complies with applicable industry standards for electrical distribution and is suited for branch circuit protection in commercial and light industrial panelboards.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic
  • Voltage Rating: 240V
  • Current Rating: 50A
  • Dimensions: Standard molded case
  • Standards: Industry standard for electrical distribution
  • Applications: Branch circuit protection in commercial/industrial panelboards
  • Switch Type: Circuit breaker
  • Configuration: 3-pole
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: Standard
  • Shipping Dimensions: Standard
  • Phase: 3
  • Voltage: 240V
  • Amperage: 50A
  • AIC rating: 10kA@240V
  • Connection: Plug-In
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: Standard molded case
  • Trip Type: Thermal Magnetic
  • Panel Type: Standard
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Standard
  • Panel Style: Standard
  • Bus Type: Standard
  • Fuse Class: Not applicable
  • Insulation Temperature: Standard
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Standard
  • Clas: Not applicable
  • Mounting: Plug-In
  • Hz: 60
  • Coil Material: Not applicable
  • Horse Power: Not applicable
  • Aux Contacts: Not applicable
  • CPT: Not applicable
  • Full Load Amps: Not applicable
  • Dist Voltage: Not applicable
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: Not applicable
  • Full Load Amp Minimum: Not applicable
  • Enclosure: Not applicable
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not applicable
  • Amperage Maximum: 50A
  • Amperage Minimum: Not applicable
  • Nema Rating: Not applicable
  • Switch Style: Not applicable
  • Wire Size: Not applicable
  • Certification: Industry standard
  • Circuit Breaker Mounting Style: Plug-In
  • Terminal Connection: Plug-In
  • Frequency Rating: 60 Hz
  • Phase Connection: 3-phase
  • Standards: Industry standard
  • Compatible Frames: Standard panelboards
  • Installation Type: Plug-In
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: Standard molded case
  • Current Rating: 50A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not applicable
  • 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: Not applicable
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: Not provided
  • GTIN: Not provided