CSA C282-2019
Emergency power supply for buildings

Standard No.

CSA C282-2019

Release Date

1970

Published By

/

Latest

CSA C282-2019

Scope

Scope 1.1 This standard applies to the design, installation, operation, maintenance and testing of emergency generators and related devices whose role is to ensure electrical power backup of loads: a) in buildings or facilities in the event of a failure of normal power, where emergency power is required in the National Building Code of Canada (NBCC); and b) essential power systems, where emergency generators are intended for use in health care establishments (HCOs) in accordance with section 6 of CSA Z32. Notes: 1) For guidelines for emergency power supply to life support equipment, see Appendix A. 2) In this standard, the term “building” also refers to facilities. 3) The prescriptive provisions of this standard are not limited to installations where an emergency generator is used as the source of emergency electrical power required by the NBCC for powering “life safety equipment”. 4) For guidance on the use of emergency power supply devices for purposes other than those covered by Article 1.1, see Annex D. 5) The scope of this standard provides for the possibility that equipment other than “life safety equipment” may be connected to the emergency generator (see Article 6.4.1). 6) For electrical power systems designed and installed to be capable of serving purposes other than those specified in clause 1.1, the electrical power system should meet the requirements of this standard, if practicable , and the guidelines in Annex E. 1.2 This standard does not cover: (a) emergency power supplied by batteries or other uninterruptible power supplies (UPS); and b) the design and manufacture of self-contained emergency lighting devices conforming to CSA C22.2 No. 141. 1.3 In this standard, the term “shall” indicates a requirement, that is, a requirement that the user must respect to ensure compliance with the standard; “should” indicates a recommendation or what is advisable but not obligatory to do; and “may” indicates a possibility or what is permitted to be done. The notes that accompany the articles do not include prescriptions or recommendations. They are used to separate from the text explanations or information that is not proper. Notes at the bottom of figures and tables are part of these and can be written as prescriptions. The annexes are qualified as normative (mandatory) or informative (optional) to specify the application. as part of the standard.

CSA C282-2019 history

• 1970 CSA C282-2019 Emergency power supply for buildings
• 2010 CSA C282-2009 Alimentation électrique de secours des bâtiments
• 1985 CSA C282-1977 Alimentation électrique de secours des bâtiments