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ACP Electrical Fittings MIGB150L4BC - 150A 3-Pole Circuit Breaker

ACP Electrical Fittings
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ACP Electrical Fittings MIGB150L4BC is a molded case circuit breaker designed for primary overcurrent and short-circuit protection in industrial electrical distribution systems. It is rated for 480V AC with a continuous current capacity of 150 amps, providing reliable interruption under fault conditions. The unit features a compact, insulated case construction with a thermal-magnetic trip mechanism, weighing 5.19 lb, and is built for panelboard or switchboard mounting with line and load side lug terminals. This breaker complies with UL 489 and NEMA AB-1 standards, ensuring safe operation in commercial and industrial environments. Typical applications include motor control centers, lighting panels, and feeder circuits in manufacturing facilities, data centers, and infrastructure projects.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal-magnetic trip, insulated case
  • Voltage Rating: 480V AC
  • Current Rating: 150A
  • Dimensions: Standard 3-pole frame size
  • Standards: UL 489, NEMA AB-1
  • Applications: Motor control centers, lighting panels, feeder circuits
  • Switch Type: Thermal-magnetic
  • Configuration: 3-pole
  • Coil Voltage Maximum: Not specified
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: 3-phase
  • Voltage: 480V AC
  • Amperage: 150A
  • AIC rating: Not specified
  • Connection: Line and load side lugs
  • Poles: 3
  • Protection: Overcurrent and short-circuit
  • Functions: Circuit isolation and protection
  • Frame Size: Standard
  • Trip Type: Thermal-magnetic
  • Panel Type: Panelboard/switchboard
  • Breaker Type: Molded case
  • Control Voltage Minimum: Not specified
  • Control Voltage Maximum: Not specified
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • Insulation Temperature: Not specified
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not specified
  • Class Rating: Not specified
  • Diameter: Not specified
  • Velocity: Not specified
  • Clip Center: Not specified
  • Clas: Not specified
  • Mounting: Panelboard/switchboard
  • Hz: 50/60 Hz
  • Coil Material: Not specified
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: 150A
  • Dist Voltage: Not specified
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: 150A
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not specified
  • Coil Voltage Minimum: Not specified
  • Wire: Not specified
  • Amperage Maximum: 150A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not specified
  • Wire Size: Not specified
  • Certification: UL 489
  • Circuit Breaker Mounting Style: Panelboard/switchboard
  • Terminal Connection: Lug
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 489, NEMA AB-1
  • Compatible Frames: Not specified
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not specified
  • Breaker Frame: Standard
  • Current Rating: 150A
  • Reverse Standoff Voltage: Not specified
  • Watts: Not specified
  • Peak Pulse Current: Not specified
  • Breakdown Voltage (MIN VBR@IT ) (V): Not specified
  • Breakdown Voltage (VBR@IT) (V): Not specified
  • Polarity: Not specified
  • Operating Temperature Maximum Celsius: Not specified
  • Max Clamp Voltage: Not specified
  • On-State Current: Not specified


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