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This is the second edition of CSA C654, Fluorescent lamp ballast efficacy measurements. It supersedes the previous edition, published in 1991.
1.1 This Standard applies to measurement of the efficacy of fluorescent lamp ballasts for use in fluorescent luminaires to be installed in industrial, commercial, or residential locations.
1.2 This Standard applies to ballasts intended to operate at a line frequency of 60 Hz.
1.3 This Standard covers ballasts for the types of fluorescent lamp specified in Table 1. Note: It is possible that fluorescent lamp and ballast combinations not covered by this Standard will be included in a future edition of this Standard.
1.4 This Standard does not apply to ballasts designed for use in ambient temperatures of -28.9 °C (20°F) or lower.
1.5 In CSA standards, 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 (nonmandatory) to define their application.
1.6 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.