II 2GD Ex db eb mb IIC T5 Gb
II 2D Ex tb IIIC T100℃ Db
IP66 -40℃ ≤ Ta ≤ +55℃
1. Explosion proof speaker design and certified by TUV ATEX standard
2. Material/Colour: Anti-static Polyamide/Black
3. Waterproof rating IP66 dust proof IP66.
4. Service temperature range from -40 ℃ to +55℃
5. For 360° lossless broadcast
6. Transformer coupled in model KNLB-EX30Y
7. For use public address and paging application
8. Application: Products are widely used in petroleum, metallurgy, chemical industry, sea oil, nuclear power, shipbuilding, tunnels and other projects requiring explosion-proof grade speaker.