Series C molded case circuit breaker

Experience the superior quality of the Eaton Series C Molded Case Circuit Breaker. The Series C circuit breaker is ideal for panelboards, switchboards, motor control centers, and busway applications. Choose from a premier selection of trip units including thermal magnetic, electronic, and magnetic only switches. Available for systems up to 600 VAC or 250 VDC with current ratings up to 800A.

Contact me about this solution

Back to search

Live chat

Overview Models Resources

Safety

Arcflash reduction

Reliability

Instantaneous trip units

Faster than instantaneous

Eaton's electronic trip units are available with Series C molded case circuit breakers. Electronic trip units are designed to meet a broad range of monitoring and protection requirements. Curve shaping, zone selective interlocking, arcflash reduction, diagnostics, and system monitoring and communications are all features available by selecting the appropriate trip unit for the specific requirement.

Core features

Patented contact design features high-speed “blow-open” action, resulting in superior performance.
A large domestic installed base ensures familiarity, and acceptability throughout the U.S.
An extensive line of heavy duty external accessories are ideal for harsh and hazardous environments.

Eaton's Power of Authenticity

Before your next installation, understand the risks and dangers associated with counterfeit, surplus and reconditioned molded case replacement circuit breakers. At Eaton safety is our highest priority, and we are committed authenticity when a replacement breaker is required.

Discover today

Start authenticating your molded case circuit breakers today.

Start now

Specifications

Kindly refer to Circuit Protection and Control Products Overview for the full range of product models.

Download Links

Application notes

Application of multi-wire terminals for molded case circuit breakers

Application of multi-wire terminals for molded case circuit breakers

(PDF 66 KB , 13/11/2018)
Application of tap tules to molded case circuit breaker terminals

Application of tap tules to molded case circuit breaker terminals

(PDF 96 KB , 08/09/2021)
Circuit breaker selective coordination tables - IA01200002E

Industry application paper describing circuit breaker selective coordination tables for low voltage breakers and low voltage distribution assemblies.

(PDF 517 KB , 25/01/2024)
Consulting application guide - molded case circuit breakers

Molded case circuit breakers & enclosures

(PDF 10 MB , 30/04/2018)

Brochures

Catalogues

Molded case circuit breakers, Volume 4, Tab 2 - CA08100005E

This is the catalog describing Power Defense, Series G, Series C, specialty breakers and handle mechanisms.

(PDF 16 MB , 20/06/2025) Updated
Catalog supplement for FD-Frame molded case circuit breakers with 210+ and 310+ electronic trip unit technology

FD-Frame circuit breakers with 210+ and 310+ electronic trip unit technology

(PDF 192 KB , 08/09/2021)

Certification reports

Competitive comparisons

Molded case circuit breakers arc flash PPE categories

Molded case circuit breakers arc flash PPE categories

(PDF 17 KB , 08/09/2021)

Installation instructions

Manuals and user guides

Product specification guides

Low voltage circuit breakers guide specification

This is the guide specification describing low voltage power circuit breakers, insulated case circuit breakers, and molded case circuit breakers.

(DOCX 1 MB , 03/02/2022)

Technical data sheets

K-frame 310+ electronic trip unit

Series C K-frame (KE) 310+ electronic trip unit

(PDF 222 KB , 20/06/2019)
L- and M-frame 310+ electronic trip unit

Series C L- and M-Frame (LD and MDL) 310+ Electronic Trip Unit

(PDF 108 KB , 20/06/2019)
Series C F-Frame molded case circuit breakers

F-Frame circuit breaker 10–225 amperes

(PDF 646 KB , 31/03/2011)
Series C G-Frame molded case circuit breakers time current curves

Series C G-Frame molded case circuit breakers time current curves

(PDF 517 KB , 08/09/2021)
Series C K-Frame molded case circuit breaker dimensions

Series C molded-case circuit breakers K-Frame

(PDF 506 KB , 08/09/2021)

Time current curves

RD-Frames with Digitrip 510/610/810 and OPTIM Trip Units

(PDF 599 KB , 22/04/2019)
Series C F-frame circuit breaker time current curves

Digitrip 310+ Electronic Trip Unit; Single-pole thermal-magnetic trip units

(PDF 8 MB , 20/04/2022)
Series C J-Frame molded case circuit breakers time current curves

Series C J-Frame molded case circuit breakers time current curves

(PDF 722 KB , 08/09/2021)
Series C: 1 Pole GHB and GHC

Series C: 1 Pole GHB and GHC

(PDF 2 MB , 22/04/2019)
Series C: 2 Pole & 3 Pole GD, GHB, GHC, AND GPS

Series C: 2 Pole & 3 Pole GD, GHB, GHC, AND GPS

(PDF 31 KB , 22/04/2019)
Series C: JD-Frame

AB DE-ION Series C: JD, JDB, JDC, and HJD

(PDF 563 KB , 22/04/2019)
Series C: KD-Frame

Series C: CHKDB, CKD, CKDB, DK, HKD, HKDB, KD, KDB, and KDC

(PDF 2 MB , 22/04/2019)
Series C: LD-Frame

Series C: CHLD, CHLDB, CLD, CLDB, CLDC, CLDCB, HLD, HLDB, LD, LDB, LDC, and LDCB

(PDF 3 MB , 22/04/2019)
Series C: MDL-Frame

Series C: CHMDL, CMDL, HMDL, HMLDB, KMDL, MDL, and MDLB

(PDF 1 MB , 22/04/2019)

White papers

Tap rules for molded case circuit breaker terminals

Molded Case Breaker

(PDF 95 KB , 31/12/2009)

Need product support?

Technical Support (Australia)
For technical support please visit:
http://www.eaton.com/au/en-gb/support/es-support.html

Technical Support (New Zealand)
For technical support please visit:
http://www.eaton.com/nz/en-gb/support/es-support.html

Eaton is an intelligent power management company dedicated to improving the quality of life and protecting the environment for people everywhere. We are guided by our commitment to do business right, to operate sustainably and to help our customers manage power ─ today and well into the future. By capitalizing on the global growth trends of electrification and digitalization, we’re accelerating the planet’s transition to renewable energy and helping to solve the world’s most urgent power management challenges.