scope:

This Standard applies to

(a) factory-made, air-source, air-sink, split-system, and single-package unitary air conditioners and heat pumps matching assemblies of the type classified in Clause 1.2 and intended for air-conditioning and space-heating applications in buildings;

(b) through-the-wall single-package split-system and small-duct high-velocity central air conditioners and heat pumps matching assemblies of the type classified in Clause 1.2 and intended for air-conditioning and space-heating applications in buildings;

(c) electrically driven, mechanical, vapour-compression-type systems charged with one of the refrigerants listed as Group 1 in CSA B52; and

(d) equipment rated below 19.0 kW (65 000 Btu/h) heating or cooling at standard rating conditions, in accordance with Clause 9.2.

This Standard does not apply to

(a) burner-assisted air-source heat pumps;

(b) air-source/air-sink multi-function heat pump systems; and

(c) integrated vapour-compression-type heat pump systems.