Ultra-rugged loudspeaker ALTOPARLANTE 100V ETHY20MD LOUD SS316

for hazardous areasdust-proofweather-resistant

The explosion-proof loudspeakers ETHY20MD LOUD series have been designed for use in potentially explosive atmospheres in presence of explosive gases and dusts. They have a high degree of protection (IP66) to withstand the harsh off-shore and on-shore plants environmental conditions. They are suitable for connection to standard amplification system with output 100V, to alarm systems and for public address. The chamber of acoustic compression is separated from the outer atmosphere through a special filter of sintering. They are equipped with a transformer offering the possibility to adapt and select the sound level according to the real needs of the installation point. Body, cover and horn cone in STAINLESS STEEL 316 Adjustable STAINLESS STEEL 316 bracket. Bolts and screws in STAINLESS STEEL 316. Epoxy coating RAL 7000. Selectable power. Ex de mb IIB+H2 Gb Ex mb tb IIIC Db II2GD – IP66 or Ex de mb IIC Gb Ex mb tb IIIC Db II2GD – IP66 Rated voltage: 100 Volt Audio line: Std. 16 Ohm on request: 8 Ohm 4 Ohm Selectable power 100 ÷ 102 dB @ 6W 650 ÷ 10000Hz @ 6W 104 ÷ 106 dB @ 12W 450 ÷ 9000Hz @ 12W 107 ÷ 108 dB @ 20W 400 ÷ 9000Hz @ 20W 109 ÷ 112 dB @ 25W 350 ÷ 10000Hz @ 25W