Explosion proof horn aluminium loudspeaker ETH20MD

Features

  • 25 W explosion proof horn loudspeakers
  • Designed for use in potentially explosive gas and dust atmospheres
  • Ex db IIB+H2 Gb Ex tb IIIC Db II2GD T6 T5
  • Ex db IIC Gb Ex tb IIIC Db II2GD T6 T5
  • High degree IP66 protection to withstand the harsh off-shore and on-shore plants environmental conditions
  • Zone 1, zone 2, zone 21 and zone 22 areas
  • Tested and approved according to EN 60079-0, EN 60079-1, and EN 60079-31

Specifications

  • Operating temperature: -20 to +60 °C
  • Ambient humidity: < 95%
  • Dimensions: Ø270 x 444 mm
  • Weight: 3.5 kg
  • Effective frequency range:
    650 - 10000 Hz  (6 W)
    450 - 9000 Hz    (12 W)
    400 - 9000 Hz    (20 W)
    350 - 10000 Hz  (25 W)
  • Tappings 100 V line: 6 / 12 / 20 / 25 W
  • SPL @ 1 m:
    100 + 102 dB  (6 W)
    104 + 106 dB  (12 W)
    107 + 108 dB  (20 W)
    109 + 112 dB  (25 W)
  • IP class: IP66

References

  • ETH20MD_IIB+H2
    Explosion proof horn loudspeaker, Aluminium, 25 W, Ex d IIB + H2
  • ETH20MD_IIC
    Explosion proof horn loudspeaker, Aluminium, 25 W, Ex d IIC

Catalogues

Description Release date File size Language
Panasonic fire alarm catalog, Norwegian 2023-05-22 8.6 MB Norwegian
Panasonic fire alarm catalog 2023-05-22 8.59 MB English
Panasonic fire alarm catalog, Spanish 2023-05-22 8.66 MB Spanish
PAVA Voice Alarm System catalogue 2026-08-31 4.13 MB English
PAVA Sistema de evacuación por voz, catálogo, Spanish 2026-08-31 4.14 MB Spanish
PAVA Talevarsling, catalog, Norwegian 2026-08-31 4.16 MB Norwegian

Technical description

Description Release date File size Language
Technical description, PAVA Panasonic Voice Alarm 2026-08-31 10.42 MB English