What is CSA M421?

This is the fifth edition of CSA M421, Use of electricity in mines, one of a series of Standards on mine safety. It supersedes the previous editions, published in 2011, 2000, 1993, and 1985.

What is CAN/CSA C22?

And what about CAN/CSA C22.2? The Canadian Electrical Code, CE code, or CSA C22.1 is a standard published by the Canadian Standards Association pertaining to the installation and maintenance of electrical equipment in Canada. The first edition of the Canadian Electrical Code was published in 1927.

What are the new clauses in the CSA for vertical cables?

a) Clauses 4.3.1.3 and 4.3.1.4 on vertical cable installations have been revised to clarify the criteria for vertical cable installations. c) New Clause 4.4.2.1 requires that cable couplers operating at voltages exceeding 750 V meet the requirements of CSA C22.2 No. 298.

What are ul48 and CAN/CSA certifications?

Well, the UL48 and CAN/CSA C22.2 certifications are safety standards intended to provide requirements for the design, construction, installation, and maintenance of electrical equipment, primarily to address fire and electrical shock hazards.