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Cutler Hammer HMCPS003A0 - Molded Case Circuit Breaker 3A 600V

Cutler Hammer
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Cutler Hammer HMCPS003A0 is a 3-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 600V AC, 3A continuous current, and delivers a 65kA interrupting capacity at 480V for robust fault clearing. The unit measures 2.99 inches deep by 5.5 inches high by 3 inches wide, weighs 3 lb, and features a compact molded case construction for panelboard installation. It complies with UL and CSA standards for industrial safety and reliability. Typical applications include motor control centers, lighting panels, and branch circuit protection in manufacturing facilities.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, thermal-magnetic trip
  • Voltage Rating: 600V AC
  • Current Rating: 3A
  • Dimensions: 2.99 in x 5.5 in x 3 in (Length/Depth x Height x Width)
  • Standards: UL 489, CSA C22.2 No. 5
  • Applications: Industrial power distribution, motor protection, branch circuits
  • Switch Type: Toggle
  • Configuration: 3-pole, 3-phase
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: 2.99 in x 5.5 in x 3 in
  • Phase: 3
  • Voltage: 600V
  • Amperage: 3A
  • AIC rating: 65kA@480V
  • Connection: Line and load lugs
  • Poles: 3
  • Protection: Overcurrent and short-circuit
  • Functions: Overload and fault interruption
  • Frame Size: HMCPS
  • Trip Type: Thermal-magnetic
  • Panel Type: Panelboard
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Copper alloy contacts
  • Panel Style: Standard
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C (typical)
  • 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: Panelboard plug-in
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not included
  • CPT: Not included
  • Full Load Amps: 3A
  • Dist Voltage: 600V
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 3A
  • Full Load Amp Minimum: 3A
  • Enclosure: Open (panelboard mount)
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Copper or aluminum
  • Amperage Maximum: 3A
  • Amperage Minimum: 3A
  • Nema Rating: Not specified
  • Switch Style: Toggle
  • Wire Size: #14 AWG to #8 AWG (typical)
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Plug-in
  • Terminal Connection: Screw lugs
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 489, CSA C22.2 No. 5
  • Compatible Frames: HMCPS series
  • Installation Type: Panelboard
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: HMCPS
  • Current Rating: 3A
  • 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: 078667903272
  • GTIN: 00786679032725