Without glass, with LED-indication. Heavy-duty metal conduit box for maritime or similar applications. For use in hazardous area zone 2.
The SelfVerify function ensures the highest grade of reliability and the lowest degree of manual testing because all units comprising this function are automatically self-tested once every 24 hours.
BF-300M/N is delivered with a metal box fitted with two cable glands. This version is made for applications where a higher degree of weather protection is required. It must be connected to a loop driver approved for zone 2.
The call point must be installed according to local regulations, which normally means along escape routes, landings and exits.