NEN-EN 50021
Electrical apparatus for potentially explosive atmospheres - Type of protection "n"
inactive
| Organization: | NEN |
| Publication Date: | 1 June 1999 |
| Status: | inactive |
| Page Count: | 110 |
| ICS Code (Components for electrical equipment in general): | 29.100.01 |
scope:
Specifies requirements for the construction, testing and marking for Group II electrical apparatus with type of protection "n", intended for use only in areas where explosive atmospheres of gas, vapour and mist are unlikely to occur or if they do occur, are likely to do so infrequently or for a short period only.
Document History
February 1, 2000
Electrical apparatus for potentially explosive atmospheres - Type of protection "n"
A description is not available for this item.
NEN-EN 50021
June 1, 1999
Electrical apparatus for potentially explosive atmospheres - Type of protection "n"
Specifies requirements for the construction, testing and marking for Group II electrical apparatus with type of protection "n", intended for use only in areas where explosive atmospheres of gas,...
February 1, 1998
Electrical apparatus for potentially explosive atmospheres - Type of protection "n"
Specifies requirements for the construction, testing and marking for Group II electrical apparatus with type of protection "n", intended for use only in areas where explosive atmospheres of gas,...
November 1, 1996
Electrical apparatus for potentially explosive atmospheres - Non sparking "n"
Specifies requirements for the construction, testing and marking for Group II electrical apparatus with type of protection "n", intended for use only in areas where explosive atmospheres of gas,...