Functional Description
Passive repeater: hand-cranked generator to call and voice calls by using the place where explosion-proof requirements.
Requirements with AQ-3/AQ-3B type barrier to use.
Explosion-proof type: intrinsically safe.
Wall installation.

Technical parameters
Environmental Noise: ≤ 75dB ringing level:> 85dB (A). Color : black (RAL 000 15 10)
Weight: 1.7kg
Protection class: IP44