Autronica
BF-53/Ex/0300
4768
N-7483
BF53Ex0300

Principle: Lift flap and push the button to raise alarm. Reset by means of a special key. Can be tested in the same manner

Versions: BF-53/Ex/0300 Deluge Release Point, EEx ib-version

1994 IP66 Ta=70 degree celcius