Draft Details

Designation:CSA/IGSHPA C448.3
Source:CSA
Review start date:Jun 7, 2024
Review end date:Aug 6, 2024
Categories:Energy
Contact email:andrew.kostruba(at)csagroup.org
Draft Scope/Description:

1.1  Inclusions

This section applies to District energy Systems which implies connection of all building types, residential, non-residential, or a combination of the two.  This section applies only to hydronic district energy systems providing ambient water, chilled water, or heating hot water.

1.2  Exclusions

This section does not cover requirements for source and sinks or associated ground heat exchangers as defined in C448.0 Clause 3.   

1.3  Units

The values given in SI units are the units of record for the purposes of this Standard. The values given in parentheses are for information and comparison only.

The values given in US customary units are the units of record for the purposes of this Standard. The values given in parentheses are for information and comparison only.

1.4  Terminology

In this Standard, “shall” is used to express a requirement, i.e., a provision that the user is obliged to satisfy in order to comply with the standard; “should” is used to express a recommendation or that which is advised but not required; and “may” is used to express an option or that which is permissible within the limits of the Standard.

Notes accompanying clauses do not include requirements or alternative requirements; the purpose of a note accompanying a clause is to separate from the text explanatory or informative material.

Notes to tables and figures are considered part of the table or figure and may be written as requirements.

Annexes are designated normative (mandatory) or informative (non-mandatory) to define their application.

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