This standard applies to pin and sleeve type plugs, receptacles, power inlets, and connectors, rated up to 800 amperes and up to 600 volts ac or dc, and which may include two or fewer pilot contacts. These devices are intended to provide power from branch circuits, or are for direct connection to the branch circuit in accordance with the Canadian Electrical Code Part I (CEC) and the National Electrical Code ANSI/NFPA 70, using copper conductors, for use in either indoor or outdoor nonhazardous locations. In Canada, the terminals of a device intended to accommodate aluminum conductors shall also comply with C22.2 No. 65 Wire Connectors.
In the U.S. this standard does not apply to single conductor pin and sleeve devices.
This standard does not apply to:
a) Devices molded integrally with flexible cord or cable that are covered by the Standard for Cord Sets and Power Supply Cords, UL 817 and Cord Sets and Power Supply Cords, CSA
C22.2 No. 21;
b) General and special use devices, such as attachment plugs, receptacles, cord connectors, inlets, current taps, flatiron and appliance plugs, that are covered by the Standard for
Attachment Plugs and Receptacles, UL 498 and General Use Receptacles, Attachment Plugs, and Similar Wiring Devices, CSA C22.2 No. 42, Appliance Plugs for Heater Cord Sets, CSA C22.2 No. 57, and Industrial Locking Type, Special Use Attachment Plugs, Receptacles, and Connectors, CSA C22.2 No. 182.2;
c) Single and multi-pole connectors, which may include 3 or more pilot contacts, intended for connection to copper conductors, for use in data, signal, control and power applications within
and between electrical equipment, where exposed, that are covered by the Standard for Component Connectors for Use in Data, Signal, Control and Power Applications, UL 1977 and
Special Use Attachment Plugs, Receptacles, and Connectors, CSA C22.2 No. 182.3;
d) Devices intended for use in hazardous (Classified) locations that are covered by the Standard for Receptacle-Plug Combinations For Use in Hazardous (Classified) Locations, UL
1010 and Attachment Plugs, Receptacles, and Similar Wiring Devices for Use in Hazardous Locations: Class I, A, B, C, and D, Class II, Group G in Coal or Coke Dust, and in Gaseous
Mines, CSA C22.2 No. 159;
e) Products such as switched interlocks that are covered by the Standard for Industrial Control Equipment, UL 508 and Industrial Control Equipment, CSA C22.2 No. 14;