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Allen-Bradley Hardware Product

140MG Motor Protection Circuit Breakers

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Our Bulletin 140MG Motor Protection Circuit Breakers can provide a disconnecting means for motor branch circuit, branch-circuit and short-circuit magnetic protection, overload thermal protection, and manual switching. We offer devices rated from 25...150 A to meet your particular needs. Our factory-installed internal accessories make installation and wiring easy. In North America, electrical codes require that an individual Motor Branch Circuit be protected by a UL/CSA Listed Fuse, Circuit Breaker, or Self-protected Combination Motor Controller.

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140MG MPCB
  • Overview
  • Product Selection
  • Documentation
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Overview

  • Includes visible trip indication
  • Offers high current limiting option
  • Offers high switching capacity
  • Available in H- and J-frame sizes
  • 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.
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Product Selection

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LAUNCH PRODUCT CONFIGURATION ASSISTANT
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Documentation

Resource Publication Number Language
Circuit Breaker Protection for Automation Systems Brochure 140G-BR001
English
 
Looking for Technical Documentation?

Visit the Technical Documentation Center to find product specifications, installation guides, user manuals, product certifications and more.

View Motor Protection Circuit Breakers Technical Publications and Certifications
Certifications
CCC MarkChina Compulsory Certificate
CSA MarkCanadian Standards Association Mark
UL Listed CertificationUL Listed Certification
IE3IE3
  • CE Marked
  • CCC
  • CSA Certified (File No. LR1234)
  • UL Listed
  • HACR Type E197878
  • Suitable for use with IE3 Motors (IEC 60034-30)
Standards Compliance
  • IEC 60947-2
  • UL489
  • CSA22.2, No. 5
  • UL 60947-4-1A

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


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