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1. Scope

1.1

This Standard applies to electric motors and generators for installation and use, in accordance with the Rules of the Canadian Electrical Code, Part I, in nonhazardous locations. Note: The term ""machine"" throughout this Standard should be assumed to mean ""motor"" and ""generator"".

1.2

Clauses 1 to 6 are general in nature and apply, unless otherwise noted, to the motors and generators covered by Clauses 7 to 12 as follows: (a) Clause 7 - dc machines and ac machines (including universal motors), in IEC frame size 80 and smaller; (b) Clause 8 - ac machines (including universal machines) in IEC frame sizes 90 to 280 inclusive and rated 750 V and less; (c) Clause 9 - ac machines rated over 750 V or in IEC frame size 315 and larger; (d) Clause 10 - all dc machines in IEC frame size 90 and larger; (e) Clause 11 - portable and standby generators; and (f) Clause 12 - inverter-duty variable speed ac machines.

1.3

This Standard provides basic requirements for machines and does not exclude any additional requirements given in other Standards of the Canadian Electrical Code, Part II.

1.4

This Standard does not apply to (a) sealed (hermetic) type motors such as those used in refrigerant compressors; or (b) electric machines for use in aircraft, marine service installations, drives for land transportation equipment, or machines used in underground mining.