Full Description
1. Scope
1.1
This Standard provides requirements for rating, performance, and tests of all sizes of factory-assembled packaged terminal air-conditioners and heat pumps (as defined in Clause 2.1) intended for use in residential, commercial, and industrial heating and cooling systems.
1.2
This Standard applies to electrically operated, vapour- compression refrigeration systems.
1.3
This Standard does not apply to room air-conditioners, room fan-coil air-conditioners, water-source heat pumps, or unitary single packaged air-conditioners and heat pumps.
1.4
The primary unit values given are in SI (metric) units. The values given in parentheses are in foot-pound units.
1.5
Where used in this Standard, ""shall"", ""should"", ""recommended"", and ""may"" shall be interpreted as follows:
SHALL - where ""shall"" or ""shall not"" is used for a provision specified, that provision is mandatory if compliance with the Standard is claimed.
SHOULD, RECOMMEND - are used to indicate provisions that are not mandatory, but are desirable as good practice.
MAY - is used to indicate provisions that are optional at the discretion of the manufacturer.
