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ACP Electrical Fittings MIGB300LS25AC - 3-Pole 300A 600V AC Breaker

ACP Electrical Fittings
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ACP Electrical Fittings MIGB300LS25AC is a molded case circuit breaker designed for overcurrent protection and switching in industrial power distribution systems. It is rated for 600V AC and 300A continuous current, featuring a compact frame size with a thermal-magnetic trip mechanism for precise overload and short-circuit interruption. The unit weighs 5.19 lb and is constructed with a durable thermoplastic housing and copper alloy conductors for reliable performance in harsh environments. It complies with UL 489 and CSA C22.2 standards for safety and performance in North American installations. Typical applications include motor control centers, panelboards, and branch circuit protection in manufacturing plants and commercial facilities.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal-magnetic trip, 3-pole
  • Voltage Rating: 600V AC
  • Current Rating: 300A
  • Dimensions: Not specified
  • Standards: UL 489, CSA C22.2
  • Applications: Motor control centers, panelboards, branch circuit protection
  • Switch Type: Toggle
  • Configuration: 3-pole
  • Coil Voltage Maximum: Not specified
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: 3-phase
  • Voltage: 600V AC
  • Amperage: 300A
  • AIC rating: Not specified
  • Connection: Line and load lugs
  • Poles: 3
  • Protection: Overload and short-circuit
  • Functions: Overcurrent protection, switching
  • Frame Size: Not specified
  • Trip Type: Thermal-magnetic
  • Panel Type: Not specified
  • Breaker Type: Molded case
  • Control Voltage Minimum: Not specified
  • Control Voltage Maximum: Not specified
  • MCM Size: Not specified
  • Metal Type: Copper alloy
  • 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: Panel mount
  • 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 specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not specified
  • Wire: Not specified
  • Amperage Maximum: 300A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Toggle
  • Wire Size: Not specified
  • Certification: UL 489, CSA C22.2
  • Circuit Breaker Mounting Style: Panel mount
  • Terminal Connection: Lugs
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: Not specified
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: Not specified
  • Current Rating: 300A
  • 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: Not specified
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


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