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Square D FAF14050V - Molded Case 50A 277V (F Frame)

Square D
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Square D FAF14050V is a 1-pole, 50A molded case circuit breaker from the FAF Series, designed to provide LI (Long-Time and Instantaneous) thermal magnetic protection for branch circuits. Rated for 277VAC with an 18kA interrupting capacity at 277V, this bolt-on unit operates on a single-phase system within an F Frame size. The breaker features a compact construction weighing 2 lb and does not include lugs, requiring separate ordering for wiring connections. It complies with industry standards for overcurrent protection in industrial environments, typically applied in panelboards and load centers for motor and equipment protection.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic
  • Voltage Rating: 277V
  • Current Rating: 50A
  • Dimensions: F Frame size
  • Standards: UL listed for industrial applications
  • Applications: Branch circuit protection in panelboards and load centers
  • Switch Type: Bolt-On
  • Configuration: 1-pole, single-phase
  • Coil Voltage Maximum: Not applicable (thermal magnetic)
  • Temp Rating: Standard industrial range
  • Shipping Dimensions: Compact F Frame
  • Phase: 1
  • Voltage: 277V
  • Amperage: 50A
  • AIC rating: 18kA@277V
  • Connection: Bolt-On
  • Poles: 1
  • Protection: Thermal Magnetic (LI)
  • Functions: Long-Time and Instantaneous
  • Frame Size: F Frame
  • Trip Type: Thermal Magnetic
  • Panel Type: Suitable for Square D panelboards
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Molded case construction
  • Panel Style: Industrial
  • Bus Type: Bolt-On compatible
  • 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: Not applicable
  • Clas: Not applicable
  • Mounting: Bolt-On
  • Hz: 60 Hz (typical)
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • 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: Not applicable
  • Enclosure: Open frame
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not included (no lugs)
  • Amperage Maximum: 50A
  • Amperage Minimum: Not applicable
  • Nema Rating: Not specified
  • Switch Style: Molded case
  • Wire Size: Not specified (no lugs)
  • Certification: UL
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Frequency Rating: 60 Hz
  • Phase Connection: Single-phase
  • Standards: UL 489
  • Compatible Frames: F Frame
  • Installation Type: Panelboard
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: F Frame
  • 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: Standard
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


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