scope:

These requirements apply to the following stationary equipment for use in nonhazardous locations rated greater than 600 volts up to 7200 V, and remote control assemblies for such equipment:

a) Heat pumps, for heating and cooling with or without factory, or field-installed electric resistance heaters, or hot water or steam heating coils;

b) Air conditioners for cooling with or without factory, or field-installed electric resistance heaters, or hot water or steam heating coils;

c) Liquid chillers and compressor-evaporator or liquid chiller assemblies intended for use with remote condensers;

d) Add-on heat pumps for comfort heating or heating and cooling; and

e) Heat pump water heaters and refrigerant desuperheaters, and packaged heat pump water heaters consisting of a heat pump water heater and an associated storage tank;

Note: The above equipment rated 600 V or less are covered by the scope of ANCE/CSA/UL 60335-2-40.