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Square D FAF16050V - Molded Case Circuit Breaker 50A 277V

Square D
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Square D FAF16050V is a molded case circuit breaker designed for overcurrent protection in industrial and commercial electrical systems. This single-pole, bolt-on unit operates at 277V with a 50A current rating and provides LI (Long-Time and Instantaneous) protection functions through a thermal magnetic trip mechanism. The F Frame breaker weighs 2 lb and features a compact construction suitable for panelboard installations. It complies with industry standards for safety and performance, carrying an 18kA interrupting capacity at 277V. Typical applications include branch circuit protection in lighting, distribution, and motor control panels within manufacturing facilities and commercial buildings.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection
  • Voltage Rating: 277V AC
  • Current Rating: 50A
  • Dimensions: F Frame size, compact design
  • Standards: UL Listed, CSA Certified
  • Applications: Branch circuit protection, lighting panels, distribution boards
  • Switch Type: Bolt-On
  • Configuration: Single Pole
  • Coil Voltage Maximum: Not applicable (thermal magnetic)
  • Temp Rating: Standard industrial range
  • Shipping Dimensions: Standard F Frame packaging
  • Phase: 1
  • Voltage: 277V
  • Amperage: 50A
  • AIC rating: 18kA@277V
  • Connection: Bolt-On
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: F Frame
  • Trip Type: Thermal Magnetic
  • Panel Type: Standard panelboard
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Copper/Steel
  • Panel Style: Standard
  • Bus Type: Standard
  • Fuse Class: Not applicable
  • Insulation Temperature: 60/75°C
  • 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: Bolt-On
  • Hz: 50/60
  • Coil Material: Not applicable
  • Horse Power: Not applicable
  • Aux Contacts: Not included
  • CPT: Not included
  • Full Load Amps: 50A
  • Dist Voltage: 277V
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 50A
  • Full Load Amp Minimum: 0A
  • Enclosure: Open
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not included
  • Amperage Maximum: 50A
  • Amperage Minimum: 0A
  • Nema Rating: Not applicable
  • Switch Style: Not applicable
  • Wire Size: #14 to #2 AWG
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Single
  • Standards: UL 489
  • Compatible Frames: F Frame
  • Installation Type: Panelboard
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: F
  • 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: 40°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: Not available
  • GTIN: Not available