ANSI/NEMA KS 3-2010

NEMA Standards Publication KS 3 sets forth, for use by qualified personnel1, a number of basic procedures that may be used for the inspection and preventive maintenance of switches used in industrial and commercial applications rated up to and including 600 V 50/60 Hz ac or ac/dc.

This product is related to: NEMA KS 1-2001 (R2006) - Enclosed and Miscellaneous Distribution Equipment Switches (600 V Maximum)
NEMA KS 2-2006 - Distribution Equipment Switch Application and Maintenance Guide, A User's Reference
ANSI/NEMA AB 4-2009 - Guidelines for Inspection and Preventive Maintenance of Molded-Case Circuit Breakers Used in Commercial and Industrial Applications
This product referenced by:NEMA BU 1.1-2010 - Guidelines for Inspection and Preventive Maintenance of Switches Used in Commercial and Industrial Applications