SI320 acoustic siren
This acoustic siren is suitable for applications where there is an high background noise and it is suitable also to be installed in hazardous area, zone 1 and 2.
Aluminum body and cover without copper
Screws in AISI 304… Voir plus.....
This acoustic siren is suitable for applications where there is an high background noise and it is suitable also to be installed in hazardous area, zone 1 and 2.
- Aluminum body and cover without copper
- Screws in AISI 304
- An entrance hole Ø ¾ "ISO 7/1"
- explosion proof protection rating:
- II 2 G Ex dIIC or IIB+H2 T3 or T4 Gb
- II 2 D Ex tb III T150°C or T130° Db - protection rating : IP66
SI320A 
Power supply: 230 Vac 50/60 Hz
Power: 16 w
Measure Range: 110 Db
Acoustic frequency: 440 ÷ 2000 Hz
Service: continuous
Weight: Kg. 3,7
Operating temperature: - 50 °C ÷ + 60 °C
SI320B
Power supply: 12÷24 Vac/Vcc
Power: 16 W
Measure Range: 110 Db
Acoustic frequency: 440 ÷ 2000 Hz
Service: continuous
Weight: Kg. 3,7
Operating temperature: - 50 °C ÷ + 60 °C
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