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Allen-Bradley 140U-H2C3-C20 - MCCB 20A 3-Pole 600V

Allen-Bradley
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Allen-Bradley 140U-H2C3-C20 is a 20A, 3-pole molded case circuit breaker from the Bulletin 140U family, designed for overcurrent protection in three-phase power systems. It utilizes a thermal magnetic protection mechanism with LI (Long-Time and Instantaneous) trip functions, rated for 600V and an interrupting capacity of 25kA at 480V. The unit features a bolt-on connection, an H frame design, and weighs 4 lb, making it suitable for panelboard or switchboard mounting. It complies with industry standards for industrial and commercial electrical distribution applications. Typical uses include protecting branch circuits and equipment in manufacturing facilities, commercial buildings, and power distribution panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Family: Bulletin 140U
  • Current Rating: 20A
  • Poles: 3
  • Voltage Rating: 600V
  • Interrupting Capacity: 25kA at 480V
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Frame Size: H Frame
  • Weight: 4 lb
  • Mounting Type: Panel or switchboard mount
  • Trip Unit: Fixed Thermal / Fixed Magnetic