AW-EXDH-3 Explosion-Proof Telephone

• AW-EXDH-3 Explosion-proof telephone is performance in line with GB3836-2000 series of standards, inspected by the state designated inspection units, and acquired explosion-proof certificate. Emergency start/ stop action button is available in 1 and 2 Zone hazardous locations which include Class Ⅱ A, B, C class T1 ~ T6 temperature group explosive gas environment.
  
  AW-EXDH-3 Explosion-proof telephone is not only apply to any manufacturer of multi-line fire telephone switchboard, but also various types of program-controlled switches currently. As fire telephone switchboard extension, it can be used with full-duplex telephone calls with extension pick automatic call answering function. When duty officer calls through a switchboard extension, extension issued ringing, picking up the handset and connecting with the switchboard.

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