sirens and bells in alumimium alloy

ALARM-EX

Sirens and bells in aluminium alloy for continuous operation, suitable for applications in areas at risk of explosive atmospheres as defined in ATEX Directive 2014/34/EU. The internal terminal board is in self-extinguishing thermosetting insulating material. Screws for internal and external earth connection.Back box and cover are treated with ecological anti-corrosion passivation with fluoro-zirconium and finished with hot polymerized scratchresistant non-toxic polyester painting. The colour of the back box is RAL 9005 black while the cover is RAL 2011 deep orange. The gasket in non-ageing elastomer and the stainless steel screws guarantee the watertight sealing with IP66 protection rating for the sirens and IP55 for the bells.