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NLGF36250CU33X - Molded Case Circuit Breaker 250A 600V AC

United Fuses
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NLGF36250CU33X is a 250A, 600V AC, 3-pole molded case circuit breaker designed for overcurrent and short-circuit protection in industrial power distribution systems. It features a 65kAIC at 480V AC interrupting rating, a thermal-magnetic trip mechanism, and a compact frame size for panelboard or switchboard installation. The unit weighs 5.19 lb and is constructed with a durable thermoplastic housing and copper load-side lugs. It complies with UL 489 and CSA C22.2 No. 5 standards for safety and performance. Typical applications include motor control centers, lighting panels, and feeder circuits in commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal-magnetic trip, 3-pole
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Dimensions: Compact frame size
  • Standards: UL 489, CSA C22.2 No. 5
  • Applications: Industrial power distribution, motor control centers, lighting panels
  • Switch Type: Thermal-magnetic
  • Configuration: 3-pole
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: Not specified
  • Phase: 3-phase
  • Voltage: 600V AC
  • Amperage: 250A
  • AIC rating: 65kAIC at 480V AC
  • Connection: Copper load-side lugs
  • Poles: 3
  • Protection: Overcurrent and short-circuit
  • Functions: Overload and short-circuit protection
  • Frame Size: Compact
  • Trip Type: Thermal-magnetic
  • Panel Type: Panelboard or switchboard
  • Breaker Type: Molded case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Copper lugs
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • Insulation Temperature: Not specified
  • Inductance: Not applicable
  • Impedance: Not specified
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Panelboard or switchboard
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 250A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not applicable
  • Wire Size: Not specified
  • Certification: UL 489, CSA
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Copper lugs
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 489, CSA C22.2 No. 5
  • Compatible Frames: Not specified
  • Installation Type: Panelboard or switchboard
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: Compact
  • Current Rating: 250A
  • 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: 40°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: Not specified
  • GTIN: Not specified