CAN/CSA C445-M92(R1998)

1. Scope1.1This Standard applies to unitary or split system liquid source heat pumps with a maximum standard rated output of 35 kW per unit for residential applications and other small building applications of up to and including 1400 m? (15 000 ft?), using surface or ground water or coupled to an earth or lake loop as a thermal source or sink for the heating and/or cooling with or without a supplementary heating source.1.2This Standard applies to new and retrofit installations, or additions to existing installations.1.3This Standard applies to system design, equipment selection, minimum installation requirements, test protocol, and information to be provided to the user and the equipment manufacturer.1.4The values given in SI (metric) units are the standard.The value s given in parentheses are for information only.