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ACP Electrical Fittings MIGB125L4BC - 125A 3-Pole MCCB 600V

ACP Electrical Fittings
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ACP Electrical Fittings MIGB125L4BC is a molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 600V AC and 125A continuous current, with a 25kAIC at 480V AC interrupting capacity. The unit features a three-pole configuration with a thermal-magnetic trip mechanism, housed in a compact frame measuring 4.0 x 3.0 x 6.0 inches and weighing 5.19 lb. This breaker complies with UL 489 and CSA C22.2 standards for safety and performance. It is suitable for use in panelboards, switchboards, and motor control centers requiring reliable branch circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, thermal-magnetic trip
  • Voltage Rating: 600V AC
  • Current Rating: 125A
  • Dimensions: 4.0 x 3.0 x 6.0 inches
  • Standards: UL 489, CSA C22.2
  • Applications: Panelboards, switchboards, motor control centers
  • Switch Type: Thermal-magnetic
  • Configuration: Three-pole
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: 5.0 x 4.0 x 7.0 inches
  • Phase: Three-phase
  • Voltage: 600V AC
  • Amperage: 125A
  • AIC rating: 25kA at 480V AC
  • Connection: Line and load lugs
  • Poles: 3
  • Protection: Overcurrent and short-circuit
  • Functions: Circuit isolation and protection
  • Frame Size: 125A frame
  • Trip Type: Thermal-magnetic
  • Panel Type: Industrial panelboards
  • Breaker Type: Molded case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Steel and copper contacts
  • Panel Style: Standard
  • Bus Type: Copper bus
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Panel mount
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not included
  • CPT: Not included
  • Full Load Amps: 125A
  • Dist Voltage: 600V AC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 125A
  • Full Load Amp Minimum: 0A
  • Enclosure: Open frame
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Copper or aluminum
  • Amperage Maximum: 125A
  • Amperage Minimum: 0A
  • Nema Rating: Not specified
  • Switch Style: Toggle handle
  • Wire Size: #14 AWG to #2/0 AWG
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Panel mount
  • Terminal Connection: Screw lugs
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Three-phase
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: 125A frame
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: 125A
  • Current Rating: 125A
  • 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 available
  • GTIN: Not available