NEN-EN-IEC 61241-4
Electrical apparatus for use in the presence of combustible dust - Part 4: Type of protection "pD"
| Organization: | NEN |
| Publication Date: | 1 February 2007 |
| Status: | inactive |
| Page Count: | 62 |
| ICS Code (Electrical apparatus for explosive atmospheres): | 29.260.20 |
scope:
Gives requirements on the design, construction, testing and marking of electrical apparatus for use in combustible dust atmospheres in which a protective gas (air or inert gas) maintained at a pressure above that of the external atmosphere, as used to prevent the entry of dust which might otherwise lead to the information of a combustible mixture within enclosures which do not contain a source of combustible dust.
Document History