Electrical installations for outdoor sites under heavy conditions (including open-cast mines and quarries) Part 3: General requirements for equipment and ancillaries
STANDARD published on 1.3.1994
Designation standards: ČSN IEC 621-3
Classification mark: 341635
Catalog number: 15880
Note: WITHDRAWN
Publication date standards: 1.3.1994
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: Czech technical standard
Category: Technical standards ČSN