NF C23-517:1999
Electrical apparatus for potentially explosive atmospheres. Powder filling "q".

Standard No.

NF C23-517:1999

Release Date

1999

Published By

Association Francaise de Normalisation

Status

Be replaced 2008-06

Replace By

NF C23-579-5:2008

Latest

NF C23-579-5:2008

Replace

NF C23-517:1995

NF C23-517:1999 history

• 2008 NF C23-579-5:2008 Explosive atmospheres - Part 5 : equipment protection by powder filling "q".
• 1999 NF C23-517:1999 Electrical apparatus for potentially explosive atmospheres. Powder filling "q".
• 1995 NF C23-517:1995 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES. POWDER FILLING "Q". (EUROPEAN STANDARD EN 50 017).
• 0000 NF C23-517:1982