This is the second edition of CSA Standard C652, lnstallation of Electric Storage Tank and Heat Pump Water Heaters for Residential Use. It supersedes the previous edition, published in 1992 under the title installation of Electric Storage Tank Water Heaters for Residential Use. This edition adds the requirements for the installation of heat pump water heaters.
This Standard has been developed in compliance with Standards Council of Canada requirements for National Standards of Canada. It has been published as a National Standard of Canada by CSA Group.
This Standard specifies requirements for the installation of electric storage tank and heat pump water heaters intended for use in residential premises.
This Standard applies to
(a) electric storage tank water heaters with
(i) volumes of 50-454 L (13-120 US gal); and
(ii) electrical heaters with power inputs up to 12 kW; and
(b) heat pump water heaters that have
(i) a maximum current rating of 24 A;
(ii) a single-phase maximum voltage of 250 V; and
(iii) ancillary equipment necessary for the device to function.
This Standard is not intended to provide guidance in selecting the tank capacity for any given installation.
The values given in SI (metric) units are the standard. The values given in parentheses are for information only.