The sirens are used as alarm, warning or signalling devices. Thanks to their charac t eristic siren wail, they generate an unmistakable and penetrating alarm.
The high volume of the wail and its all round directivity guarantee, that a suit ably large range is attained. The different sizes and versions of the sirens open up a broad range of appli-cations, including signalling for critical situations. Used with the pro tection cover available as optional extra, the sirens are suitable for outdoor use. Sirens for special voltages and fre quen cies are available on request..

The housings are made of aluminium die cast and coated in light grey with weatherproof paint. The protection cover for the sirens F0 and FI is made of weather-resistant plastic. The protection covers of the other
ver sions are made of sheet steel and coated with weatherproof paint. When using a protection cover, the motor conforms to protection degree IP 44 and the siren housing to IP 22.
The sirens are designed for short-time operation S 2 –15 minutes according to VDE 0530, Part 1. For the power supply connection the sirens F0 and F1 are equipped with a cable gland M16 and the types FII – FIIIb with a cable gland M20.

Please see below "ORDERING INFORMATION" for product diffrent options and relevant part numbers.