The requirements of the IEC 60079 series of Standards cover protection with respect to explosion
hazard only. The CAN/CSA-C22.2 No. 60079 series of Standards (based on the adoption of
corresponding IEC Standards) is to be used in conjunction with other applicable Standards containing
the appropriate electrical safety requirements for general use equipment.
Group I electrical equipment intended for use in mines susceptible to firedamp is regulated by the
provinces and territories of Canada. Such types of equipment (e.g., caplights) should be referred to the
respective authority having jurisdiction.