ONORM EN 54 Teil.7-1989
Components of automatic fire detection Systems; point type smoke detectors; detectors using scattered light, transmitted light or ionization

Standard No.

ONORM EN 54 Teil.7-1989

Release Date

1989

Published By

AT-ON

Latest

ONORM EN 54 Teil.7-1989

ONORM EN 54 Teil.7-1989 history

• 1989 ONORM EN 54 Teil.7-1989 Components of automatic fire detection Systems; point type smoke detectors; detectors using scattered light, transmitted light or ionization