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Allen-Bradley 140U-L3D3-D60 - MCCB 600A 3P 600V

Allen-Bradley
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Allen-Bradley 140U-L3D3-D60 is a Bulletin 140U L Frame molded case circuit breaker designed for overcurrent protection in industrial power distribution and motor control applications. This three-pole unit provides thermal-magnetic protection with LI (Long-Time and Instantaneous) functions and is rated for 600V with a continuous current rating of 600A. The breaker features a bolt-on connection, weighs 25 lb, and is constructed for compact cubicle and panel mounting installations. It complies with UL489, CSA 22.2, KEMA-KEUR, CCC, and CE standards, with an interrupting rating of 35kA at 480V. Typical applications include industrial power distribution systems and motor control centers requiring reliable overcurrent protection.

Key Features & Specifications
  • Manufacturer: Allen-Bradley
  • Item Subcategory: Molded Case
  • Family: Bulletin 140U
  • Type: 140U
  • Weight: 25 lb
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 35kA@480V
  • Phase: 3
  • Current Rating: 600A
  • Frame Size: L Frame
  • Rated Insulation Voltage: 690V (IEC/EN)
  • Ambient Temperature Operation: -25 to +60 degrees Celsius
  • Protection Class: IP2X when wired
  • Certifications: UL489, CSA 22.2, KEMA-KEUR, CCC, CE


Part Number: 140U-L3D3-D60