C22.2 NO. 140.3-09 (R2014)

Preface

This is the second edition of CSA C22.2 No. 140.3, Refrigerant-containing components for use in electrical equipment. It is one of a series of Standards issued by the Canadian Standards Association under Part II of the Canadian Electrical Code. It supersedes the previous edition published in 1987.

Scope

1.1
This Standard applies to refrigerant-containing components that are intended to be used in field-installed systems in accordance with CSA B52 and that are charged with the refrigerant identified for use in the components.

1.2 
This Standard applies to refrigerant-containing components that are intended for use in factory-assembled refrigeration or air-conditioning equipment and that are bound also by the pertinent requirements of CSA C22.2 Standards.

1.3
This Standard applies to refrigerant-containing components such as accumulators, condensers, evaporators, dryers, filters, heat exchangers, oil separators, liquid receivers, mufflers, liquid indicators, vibration eliminators, strainers, fusible plugs, and rupture members.

1.4
This Standard does not apply to

(a) electric valves, electric refrigeration controllers, or hermetic refrigerant motor-compressors; or
(b) electrical components of assemblies incorporating these refrigerant-containing components or accessories.

1.5
This Standard does not apply to refrigerant-containing components that are within the scope of CSA B51.

1.6
The values given in SI (metric) units are the standard. The values given in parentheses are for information only.