These requirements apply to the following stationary equipment for use in nonhazardous locations rated 7200 V or less, single- or 3-phase, and remote control assemblies for such equipment:Ī) Heat pumps, for heating and cooling with or without factory, or field-installed electric resistance heaters, or hot water or steam heating coils.ī) Air conditioners for cooling with or without factory, or field-installed electric resistance heaters, or hot water or steam heating coils.Ĭ) Cooling portion and associated components of combination heating and cooling equipment employing gas-, oil-, or gas-oil-fired heating means.
In the United States only, the following applies: The information contained below is not part of this American National Standard (ANS) and has not been processed in accordance with ANSI’s requirements for an ANS. Note: The above equipment rated 600 V or less are covered by the scope of ANCE/CSA/ UL 6.
1.1 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:Ī) Heat pumps, for heating and cooling with or without factory, or field-installed electric resistance heaters, or hot water or steam heating coils ī) Air conditioners for cooling with or without factory, or field-installed electric resistance heaters, or hot water or steam heating coils Ĭ) Liquid chillers and compressor-evaporator or liquid chiller assemblies intended for use with remote condensers ĭ) Add-on heat pumps for comfort heating or heating and cooling andĮ) 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
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