DETAILED DESCRIPTION

Sirens and bells in aluminium alloy for continuous operation, suitable for applications in explosion hazardous areas as defined in ATEX Directive 2014/34/EU.
The internal terminal block is in self-extinguishing thermosetting GRP insulating material and contributes to the non-sparking protection mode.
Earth screws inside and outside the box. Back box and cover are treated with ecological anticorrosion passivation with fluoro-zirconium treatment and finished with hot polymerised scratch-resistant non-toxic polyester painting. The colour of the box is RAL 9005 black while the cover is RAL 2011 deep orange with high recognisability. The gaskets 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.

• Sirens in aluminium alloy with vibrating membrane 50-60Hz IP66.
• Bells in aluminium alloy with steel drum 50-60Hz IP55

Further information about these products and their accessories at pdf-link below