CSA - M421:23
Use of electricity in mines
active, Most Current
| Organization: | CSA |
| Publication Date: | 1 January 2023 |
| Status: | active |
| Page Count: | 109 |
| ICS Code (Mining equipment in general): | 73.100.01 |
| ICS Code (Electrical apparatus for explosive atmospheres): | 29.260.20 |
Document History
M421:23
January 1, 2023
Use of electricity in mines
A description is not available for this item.
January 1, 2023
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,...
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,...
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,...
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,...
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,...
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...
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...
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...
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...