Revised Standard from Last Update.

1. SCOPE

1.1 This standard (Part 2) specifies safety and performance requirements of single or three phase non-ducted split with single stage, two stage, multistage, fixed and variable speed air conditioner and heat pumps (residential, commercial, and industrial) of rated capacity up to and including 18 000 W their rated voltage up to and including 250 V a.c., 50 Hz for single-phase and up to and including 415 V a.c., 50 Hz for three-phase power supply employing air cooled condensers and test methods for determination of various ratings. This standard is limited to systems utilizing a single refrigeration circuit, having one evaporator and one condenser.

1.2 This standard is not applicable to the following:

a) Water-source heat pumps or water-cooled air conditioners;

b) Mobile (windowless) units having a condenser exhaust duct;

c) Individual assemblies not constituting a complete refrigeration system;

d) Equipment using the absorption refrigeration cycle; and

e) Portable air-conditioners.

2. REFERENCES

The standards listed in Annex A contain provisions, which, through reference in this text, constitute provisions of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent edition of the standards listed in Annex A.