NF S61-981:2011
Fire detection and fire alarm systems - Part 1 : introduction.

Standard No.

NF S61-981:2011

Release Date

2011

Published By

Association Francaise de Normalisation

Latest

NF S61-981:2011

Replace

NF S61-981:1996

NF S61-981:2011 history

• 2011 NF S61-981:2011 Fire detection and fire alarm systems - Part 1 : introduction.
• 1996 NF S61-981:1996 Fire detection and fire alarm systems. Part 1 : introduction.
• 1985 NF S61-950:1985 FIRE DETECTION EQUIPMENT. DETECTORS. INDICATING PANELS AND INTERMEDIATE ELEMENTS.