Explosion-proof telephone device HWBK
Main technical parameters
working voltage: ac110 V ~ 220V 50Hz
power consumption: 40W
workinMain technical parameters
working voltage: ac110 V ~ 220V 50Hz
power consumption: 40W
working frequency: 300 ~ 3400Hz
output power: ≥ 25W
distortion: ≤ 1% inlet thread: G3 / 4 ″ cable outer diameter: Φ 10~ Φ 16mm
explosion proof sign: ex D IB Ⅱ B T6 GB
protection grade: IP66 (protective box must be equipped)
anti corrosion grade: WF2
weight: 7.6kg (including 17 kg of protective box)
Use environment
ambient temperature: - 35 ℃ ~ + 55 ℃ relative humidity: ≤ 95% (25 ℃)
atmospheric pressure: 80 ~ 110kpa