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In the absence of a standard for surge suppressors, the following interim requirements, based upon CSA Standard C22.2 No. 8-M1986, "Electromagnetic Interference (EMI) Filters" and Electrical Bulletin No. 1195, "Changes to CSA Standard C22.2 No. 144, Ground Fault Interrupters", will be used: I. Combination Filter/Suppressors, II. Transient Suppressors Only (No EMI Filter…

TIL CSA B-79A replaces TIL CSA B-79 which was published in April, 2010, to deal with the safety of retrofitted luminaires, including products employing light-emitting-diode (LED) lamp technologies, with or without a driver or power supply, or intended for direct connection to the mains or to a lamp holder. At the time of publication of TIL CSA B-79, CSA standards for LED lighting equipment and…

This Technical Information Letter (T.I.L.) has been prepared to document interim certification requirements for ballast disconnecting means for the fluorescent luminaries for installation on branch circuits with voltage exceeding 150 volts-to-ground. The requirements were developed for fluorescent luminaries for compliance with the revised Rule 30-308(4) of the Canadian Electrical Code, Part I.

This Technical Information Letter (T.I.L.) applies to component power supplies which: (a) have a complete enclosure; (b) are intended for use with OEM equipment that will be evaluated to the requirements of an end product standard; (c) have outputs isolated from primary circuit input by an isolating transformer (d) have outputs exceeding Class 2 limits or leakage current exceeding 0.5 mA; and (e…

This T.I.L. covers: (1) Linear Power Transformers. (2) Switch-Mode Power Transformers. (3) Signal Isolating Transformers. (4) Telecom Network Isolating Transformers.