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Allen-Bradley 140U-H2C3-C50 - Molded Case 50A 3-Pole Breaker (600V)

Allen-Bradley
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Allen-Bradley 140U-H2C3-C50 is a 50 Amp, 3-Pole molded case circuit breaker from the Bulletin 140U family, designed to provide reliable overcurrent protection in industrial power systems. It operates at a voltage rating of 600V and a current rating of 50A, with a 25kA interrupting capacity at 480V for three-phase applications. The unit features a compact H frame size with a bolt-on connection, weighs 4 lb, and utilizes a fixed thermal/fixed magnetic trip unit for long-time and instantaneous protection. This breaker complies with UL489 and CSA standards, ensuring robust performance in demanding environments. Typical applications include motor control centers, panelboards, and distribution systems requiring durable circuit interruption.

Key Features & Specifications
  • Manufacturer: Allen-Bradley
  • Item Subcategory: Molded Case
  • Family: Bulletin 140U
  • Type: 140U
  • Weight: 4 lb
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 25kA@480V
  • Phase: 3
  • Current Rating: 50A
  • Frame: H Frame
  • Trip Unit: Fixed Thermal/Fixed Magnetic
  • Interrupt Rating: 20-29 kA
  • Mounting Type: Molded Case
  • Certifications: UL489, CSA