The electronic siren SIRENA ETH 20 ATEX EX-D is designed for use in explosive environments (zones 1 and 2). It offers up to 32 selectable tones with a high acoustic intensity of 110 dB @ 1 m, ensuring reliable signalling even in demanding industrial conditions. The robust copper-free aluminium body and red RAL 3020 finish ensure long life and resistance to weather conditions. Thanks to its Ex d design, the siren is suitable for continuous operation in protection and signalling systems in ATEX areas.

Main Features

• Designed for zones 1 and 2 (EX d IIC T3 Gb, Ex tb IIIC T150 °C Db IP66)
• 32 selectable tones for various applications
• Acoustic output up to 110 dB @ 1 m
• Copper-free aluminium alloy casing
• Resistance to low temperatures down to –50 °C
• Continuous operation, RAL 3020 paint (red)

Technical Specifications