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Allen-Bradley 140U-H6C3-C40-A - Molded Case 40A 600V AC Breaker

Allen-Bradley
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Allen-Bradley 140U-H6C3-C40-A is a molded case circuit breaker designed for overcurrent and short-circuit protection in industrial power distribution systems. It is rated for 600V AC and 40A continuous current, providing reliable interruption of fault currents. The breaker features a compact, insulated case construction with a weight of 4.04 lb, suitable for panelboard or switchboard mounting. It complies with UL 489 and CSA C22.2 standards for branch circuit protection. This unit is commonly used in motor control centers, lighting panels, and feeder circuits in manufacturing and process industries.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal-magnetic trip
  • Voltage Rating: 600V AC
  • Current Rating: 40A
  • Dimensions: Compact frame size, 4.04 lb weight
  • Standards: UL 489, CSA C22.2
  • Applications: Motor control centers, lighting panels, feeder circuits
  • Switch Type: Thermal-magnetic
  • Configuration: Fixed mount
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: Standard molded case packaging
  • Phase: 3-phase
  • Voltage: 600V AC
  • Amperage: 40A
  • AIC rating: 18kA at 480V AC
  • Connection: Line and load lugs
  • Poles: 3
  • Protection: Overcurrent and short-circuit
  • Functions: Thermal-magnetic trip
  • Frame Size: 140U series
  • Trip Type: Thermal-magnetic
  • Panel Type: Panelboard or switchboard
  • Breaker Type: Molded case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Copper and steel
  • Panel Style: Fixed
  • Bus Type: Not specified
  • 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: Fixed
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not included
  • CPT: Not included
  • Full Load Amps: 40A
  • Dist Voltage: 600V AC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 40A
  • Full Load Amp Minimum: Not specified
  • Enclosure: Open type
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 40A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not applicable
  • Wire Size: #14 to #2 AWG
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Lug
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: 140U series
  • Installation Type: Panelboard or switchboard
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: 140U
  • Current Rating: 40A
  • 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