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Molded Case Circuit Breakers
Mining Circuit Breakers Series C
Offering high quality products and services that create a safer work environment, Eaton has been the undisputed leader in electric power distribution to the mining industry for 40 years. Breakers are available in 7 frame sizes up to 2000A and 1000 VAC.

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The Series C family ranges from 15–2500 amperes, and includes thermal-magnetic breakers, electronic trip breakers, molded case switches, motor circuit protectors, and specially designed breakers for engine generator, DC and mining applications.

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Series G Handle Mechanisms
The new Series G line features an average 35% size reduction, common field-installable internal accessories, and advanced trip unit functionality that eliminates the need for rating plugs. These breakers meet the requirements of UL®, CSA®, IEC, CCC and CE, allowing the OEM to standardize on a design that meets the needs of their global customer base.

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Handle mechanisms are used to operate molded case circuit breakers, molded case switches and motor circuit protectors. They are available in three basic configurations—Flange Mounted, Through the-Door and Direct (Close-Coupled)—providing safe, dependable operation and ease of installation.

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Molded Case Circuit Breakers


Series G vs. Series C
Eaton’s Electrical Sector, under the Eaton brand, offers the widest variety of molded case circuit breakers available today. Designed for electrical and machinery OEMs serving a range of industries and applications, these proven designs incorporate the latest in innovation with the high reliability that has been their hallmark since the advent of the circuit breaker in the 1920s.

The Series C family ranges from 15–2500 amperes, and includes thermal-magnetic breakers, electronic trip breakers, molded case switches, motor circuit protectors, and specially designed breakers for engine generator, DC and mining applications.

The new Series G line features an average 35% size reduction, common field-installable internal accessories, and advanced trip unit functionality that eliminates the need for rating plugs. These breakers meet the requirements of UL®, CSA®, IEC, CCC and CE, allowing the OEM to standardize on a design that meets the needs of their global customer base.



Application Description
Eaton molded case circuit breakers cover the widest range of applications in the industry:

  • Electrical OEMs
  • Machinery OEMs
  • Navy Breakers:
    • UL 489 Supplement SB
    • MIL-C-17588
    • MIL-C-17361
    • ABS/NVR
  • Mining Breakers up to 1100 Vac
  • Earth Leakage
  • DC Breakers 125-750 Vdc
  • Engine Generator Breakers 15-1200 Amperes
  • Current Limiting Breakers
Typical Applications
Machine Tool Control Panels and Motor Control Centers
Designed for these equipment requirements, including new world-class accessories.
  • Panelboards
    • As both main and branch circuit protection devices.
  • Feeder Pillars
    • In distribution systems to provide main and branch circuit protection.
  • Switchgear
    • In distribution systems to provide main and branch circuit protection up to 2500 amperes (RG-Frame).
  • Busbar Trunking Tap-Offs
    • In busbar trunking tap-offs to provide circuit protection.
  • Individual Enclosures
    • Completely assembled in enclosures to meet specific customer requirements.
  • Additional Applications
    • Special versions of each Eaton frame are available to provide safe equipment control and protection in mining and other applications. Contact your Eaton agent or distributor for additional information.

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