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CSA M421

Use of electricity in mines

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Organization: CSA
Publication Date: 1 January 2016
Status: active
Page Count: 103
scope:

Purpose

This Standard establishes minimum requirements for electrical work and electrical equipment operating, or intended to operate, at a mine.

Note: Users should be aware that federal, provincial, and territorial legislation can impose additional requirements

Document History

M421-16
January 1, 2016
Use of electricity in mines
Purpose This Standard establishes minimum requirements for electrical work and electrical equipment operating, or intended to operate, at a mine. Note: Users should be aware that federal,...
CSA M421
January 1, 2016
Use of electricity in mines
Purpose This Standard establishes minimum requirements for electrical work and electrical equipment operating, or intended to operate, at a mine. Note: Users should be aware that federal,...
M421-11
April 1, 2011
Use of Electricity in Mines
Purpose This Standard establishes minimum requirements for electrical work and electrical equipment operating, or intended to operate, in mines. Note: Users should be aware that federal,...
M421-11
January 1, 2011
Use of electricity in mines
Purpose This Standard establishes minimum requirements for electrical work and electrical equipment operating, or intended to operate, in mines. Note: Users should be aware that federal,...
M421-00
July 1, 2000
Use of Electricity in Mines
This Standard establishes minimum requirements for electrical work and electrical equipment operating, or intended to operate, in mines and quarries. This Standard is intended to be used in...
CAN/CSA-M421-00
July 1, 2000
Use of Electricity in Mines
This Standard establishes minimum requirements for electrical work and electrical equipment operating, or intended to operate, in mines and quarries. This Standard is intended to be used in...
M421-00
July 1, 2000
Use of Electricity in Mines
This Standard establishes minimum requirements for electrical work and electrical equipment operating, or intended to operate, in mines and quarries. This Standard is intended to be used in...
CAN/CSA-M421-93
June 1, 1993
Use of Electricity in Mines
teThis Standard establishes minimum requirements for electrical work and electrical equipment operating, or intended to operate, in mines and quarries. This Standard is intended to be used in...
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References

This document references:
IEC 60079-0 - EXPLOSIVE ATMOSPHERES – Part 0: Equipment – General requirements
Published by IEC on June 1, 2019
A description is not available for this item.
This document references:
IEEE 400 - Guide for Field Testing and Evaluation of the Insulation of Shielded Power Cable Systems Rated 5 kV and Above
Published by IEEE on March 29, 2012
This guide lists the various field test methods that are currently available or under development. The guide covers shielded, insulated power cable systems rated 5 kV and above. The guide describes...
This document references:
IEEE 450 - Recommended Practice for Maintenance, Testing, and Replacement of Vented Lead-Acid Batteries for Stationary Applications
Published by IEEE on December 3, 2020
This document provides recommended maintenance, test schedules, and testing procedures that can be used to optimize the life and performance of permanently installed, vented lead-acid storage...
This document references:
IEEE 80 - Guide for Safety in AC Substation Grounding
Published by IEEE on January 30, 2000
This guide is primarily concerned with outdoor ac substations, either conventional or gas-insulated. Distribution, transmission, and generating plant substations are included. With proper caution,...
This document references:
IEEE C62.22 - Guide for the Application of Metal-Oxide Surge Arresters for Alternating-Current Systems
Published by IEEE on March 19, 2009
Foreword This guide presents the suggested application methods for using metal-oxide surge arresters when applied to ac power systems. This guide was written for arresters with and without gaps. Soon...
This document is referenced by:
CSA C22.2 NO 96 - Portable power cables
Published by CSA on January 1, 2017
This Standard specifies construction and testing requirements for portable power cables normally used in applications where the cables are subject to frequent flexing and where installation is in...
This document is referenced by:
CSA Z463 - Maintenance of electrical systems
Published by CSA on January 1, 2018
General This Standard specifies requirements for the maintenance of electrical equipment and systems. This Standard applies to new and existing electrical equipment. For new installations of...
This document is referenced by:
CSA C22.2 NO 30 - Explosion-proof equipment
Published by CSA on January 1, 2020
This Standard applies to explosion-proof electrical equipment suitable for use in hazardous locations in accordance with CSA C22.1, Canadian Electrical Code, Part I and the requirements of CSA M421....
This document is referenced by:
M424.1:22 - Flameproof non-rail-bound diesel-powered machines for use in gassy underground coal mines
Published by CSA on January 1, 2022
Inclusions This Standard describes construction and test requirements for new non-rail-bound diesel-powered, self-propelled machines for use in gassy underground coal mines. It is supplementary to or...
This document is referenced by:
M424.2:22 - Diesel-powered machines for use in non-gassy underground mines
Published by CSA on January 1, 2022
Inclusions This Standard describes the technical requirements and procedures necessary for the design, performance, and testing of new or unused diesel engines for use in non-gassy underground mines....
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