140G Molded Case Circuit Breakers

Bulletin 140G Molded Case Circuit Breakers have nine different frame sizes with a range of 10...3000 A to accommodate your required current ratings and breaking capacities. With a wide range of operators and accessories, these circuit breakers provide the protection of circuits against overload, short circuit, and ground fault.

Bulletin 140G Molded Case Circuit Breakers
  • Overview
  • Product Selection
  • Specifications
  • Documentation
  • Resources

Features

  • Offers 3- and 4-pole versions to support worldwide application
  • Includes high interrupting ratings from 18...100 kA  in a compact device
  • Offers a wide range of operating mechanisms to fit a variety of panel configurations
  • Provides greater customization in trip units
  • Offers a wide range of accessories for global availability
  • Approved for global application: UL, CSA, CCC, and IEC performance interrupting/breaking capacity
  • Offers current-limiting option (H, J, and K frames) that provides half-cycle interrupt to limit let-through energy

Additional Information

Molded Case Circuit Breakers

To view commonly ordered and quickly available products, use the Product Configuration Assistant for our complete product offerings.

Certifications

  • CCC
  • CE Marked
  • CSA Certified
  • UL Listed
  • Suitable for use with IE3 Motors (IEC 60034-30)

Standards Compliance

  • CSA22.2, No. 5
  • IEC 60947-2
  • UL489

Product Certifications

Certifications apply when product is marked. See our Product Certification site for Declarations of Conformity, certificates and other certification details.

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Product Certifications

Certifications apply when product is marked. See our Product Certification site for Declarations of Conformity, certificates and other certification details.

Configuration & Selection Tools

  • CrossWorks — Convert competitive catalog numbers to similar Allen-Bradley® products.
  • MCS Star — Download and configure a Modular Control System.
  • ProposalWorks — Build complete quotes and proposals.

Other Resources

  • Circuit Breaker Simulator Tool — This tool allows you to make a configuration, display signals, and conduct an operating simulation to learn more about 140G Molded Case Circuit Breakers and 140MG Motor Circuit Protectors.
  • Global Short Circuit Current Ratings (SCCR) Selection Tool — This tool provides coordinated high fault branch circuit solutions for motor starters, soft-starters and component drives.
  • Procurement Specifications — Visit our online resource to find the procurement specifications for this product.
  • Knowledgebase — Visit our online resource for technical information, support chat and forums, software updates, and product safety advisories/notices.