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AF250A - Molded Case Circuit Breaker 250A 600VAC 3-Pole

United Fuses
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AF250A is a molded case circuit breaker designed for primary overcurrent protection in industrial electrical systems. It is rated for a maximum voltage of 600V AC and a continuous current of 250A, with a 65kAIC at 240VAC for high-fault applications. The unit features a compact frame size, weighs 5.19 lb, and is constructed with a thermoplastic housing and line/load lug terminals for secure copper or aluminum wire connections. It complies with UL 489 and CSA C22.2 standards, ensuring reliable performance in panelboards, switchboards, and motor control centers.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal-magnetic trip
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Dimensions: 4.13 in H x 2.75 in W x 3.38 in D
  • Standards: UL 489, CSA C22.2
  • Applications: Panelboards, switchboards, motor control centers
  • Switch Type: Thermal-magnetic
  • Configuration: 3-pole
  • Coil Voltage Maximum: N/A
  • Temp Rating: 40°C
  • Shipping Dimensions: 5.5 in x 4.5 in x 4.0 in
  • Phase: 3
  • Voltage: 600V AC
  • Amperage: 250A
  • AIC rating: 65kAIC at 240VAC
  • Connection: Line and load lugs
  • Poles: 3
  • Protection: Overcurrent
  • Functions: Overload and short circuit
  • Frame Size: 250A
  • Trip Type: Thermal-magnetic
  • Panel Type: N/A
  • Breaker Type: Molded case
  • Control Voltage Minimum: N/A
  • Control Voltage Maximum: N/A
  • MCM Size: N/A
  • Metal Type: N/A
  • Panel Style: N/A
  • Bus Type: N/A
  • Fuse Class: N/A
  • Insulation Temperature: 105°C
  • Inductance: N/A
  • Impedance: N/A
  • Barrels: N/A
  • Class Rating: N/A
  • Diameter: N/A
  • Velocity: N/A
  • Clip Center: N/A
  • Clas: N/A
  • Mounting: Panel mount
  • Hz: 50/60
  • Coil Material: N/A
  • Horse Power: N/A
  • Aux Contacts: N/A
  • CPT: N/A
  • Full Load Amps: N/A
  • Dist Voltage: N/A
  • Bucket Size: N/A
  • Bucket Style: N/A
  • Bucket Type: N/A
  • Full Load Amp Maximum: N/A
  • Full Load Amp Minimum: N/A
  • Enclosure: N/A
  • Relay Style: N/A
  • Coil Voltage Minimum: N/A
  • Wire: N/A
  • Amperage Maximum: 250A
  • Amperage Minimum: N/A
  • Nema Rating: N/A
  • Switch Style: N/A
  • Wire Size: #4 AWG to 300 kcmil
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Panel mount
  • Terminal Connection: Lug
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: N/A
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: N/A
  • Breaker Frame: 250A
  • Current Rating: 250A
  • Reverse Standoff Voltage: N/A
  • Watts: N/A
  • Peak Pulse Current: N/A
  • Breakdown Voltage (MIN VBR@IT ) (V): N/A
  • Breakdown Voltage (VBR@IT) (V): N/A
  • Polarity: N/A
  • Operating Temperature Maximum Celsius: 40°C
  • Max Clamp Voltage: N/A
  • On-State Current: N/A


Product Identification
  • UPC: N/A
  • GTIN: N/A