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Cutler Hammer HMCP250W5A10 - Motor Circuit Protector 250A (600V AC)

Cutler Hammer
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The Cutler Hammer HMCP250W5A10 is a motor circuit protector (MCP) designed for precise overload and short-circuit protection of industrial motor branch circuits. This unit is rated for 250A at 600V AC, with a high interrupting capacity of 100kA at 480V AC, ensuring robust fault handling. Physically, it measures 4.06 inches in depth, 10 inches in height, and 4.13 inches in width, weighing 12.5 lb, and features a compact molded case construction with a thermal-magnetic trip mechanism. It complies with UL 489 and CSA standards, making it suitable for use in panelboards and motor control centers. Typical applications include protecting motors in conveyors, pumps, and compressors within manufacturing and processing facilities.

Key Features & Specifications
  • Type: Motor Circuit Protector (MCP), thermal-magnetic trip, molded case
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Dimensions: 4.06 in x 10 in x 4.13 in (Length/Depth x Height x Width)
  • Standards: UL 489, CSA
  • Applications: Motor branch circuit protection for conveyors, pumps, compressors
  • Switch Type: Non-fused disconnect
  • Configuration: 3-pole
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: 4.06 in x 10 in x 4.13 in
  • Phase: 3-phase
  • Voltage: 600V AC
  • Amperage: 250A
  • AIC rating: 100kA at 480V AC
  • Connection: Line and load terminals
  • Poles: 3
  • Protection: Overload and short-circuit
  • Functions: Motor circuit protection
  • Frame Size: HMCP
  • Trip Type: Thermal-magnetic
  • Panel Type: Panelboard or motor control center
  • Breaker Type: Motor circuit protector
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Molded case
  • Panel Style: Industrial
  • Bus Type: Not applicable
  • Fuse Class: Not applicable (non-fused)
  • Insulation Temperature: 105°C
  • Inductance: Not applicable
  • Impedance: Not applicable
  • 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: Up to 200 HP at 480V
  • Aux Contacts: Not included
  • CPT: Not included
  • Full Load Amps: 250A
  • Dist Voltage: 600V AC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 250A
  • Full Load Amp Minimum: 0A
  • Enclosure: Open style
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Copper or aluminum
  • Amperage Maximum: 250A
  • Amperage Minimum: 0A
  • Nema Rating: Not applicable
  • Switch Style: Non-fused disconnect
  • Wire Size: #4 AWG to 250 kcmil
  • Certification: UL 489, CSA
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Screw-type
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 489, CSA C22.2 No. 5
  • Compatible Frames: HMCP series
  • Installation Type: Panelboard or motor control center
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: HMCP
  • Current Rating: 250A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not applicable
  • 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: 078667903506
  • GTIN: 00786679035061