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ALL UL STDS for CANADA
1 1.1 This standard applies to motor control centers to be used in accordance with the U.S. National Electrical Code, ANSI/NFPA 70, CSA C22.1, Canadian Electrical Code, Part 1, and the Mexican Electrical Installations (Utility), NOM-001-SEDE.
1 1.2 These requirements cover motor control centers for use on circuits having available short-circuit currents not more than 200 000 A rms symmetrical or 200 000 A dc.
1 1.3 This standard applies to single- and three-phase 50 and 60 Hz and dc motor control centers rated not more than 1000 V ac or dc.
1 1.4 Requirements for fire pump controllers are as provided in Annex C, item 11.
This new Sixth Edition of ANSI/UL 845 dated June 28, 2021 includes revised requirements for Temperature Terminations.
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Referenced Standards (26)
Reverse Referenced Standards (2)
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