121A Molded Case Circuit Breakers
CHAIR

Lou Grahor

Eaton Corporation

1000 Cherrington Parkway

Moon Township, PA  15108

Phone: (412) 893-3792

Email: LouisFGrahor@Eaton.com

SECRETARY
Zijun Tong
NEMA
1300 N. 17th Street
Suite 900
Rosslyn VA 22209
USA
Phone: (703) 841-3253
Fax: (703) 841-3353
Email: zijun.tong@nema.org
SCOPE
To develop a tri-national standard for the molded case circuit breakers
product sector for use in Canada, Mexico and the U.S. The ultimate goal is to harmonize to
the maximum extent possible with IEC standards and consistent with the safe installation of
molded case circuit breakers in accordance with national electrical codes.
STANDARDS
Molded Case Circuit Breakers, Molded Case Switches and Circuit Breaker Enclosures (CSA C22.2 No. 5, UL 489, NMX-J-266-ANCE)
PROJECTS
22. Molded Case Circuit Breakers & M.C. Switches
Publication Schedules
CANENA Project Tracker_ANCE(266)_CSA(05)_UL(489)
Supporting Company and Association Members