HWBK type explosion-proof instruction telephone
Model:HWBK-2, HWBK-4
Working voltage: AC110 V ~ 220V 50Hz
Power consumption: 40W
Working frequency: 300 ~ 3400Hz
Output power: ≥ 25W
Dense degree: ≤1% Imported thread thread: G3 / 4 " cable outer diameter: φ10 ~ φ16mm
Explosion-proof mark: EX D IBIB T6 GB
Protective level: IP66 (required to protect box)
Anti-corrosion level: WF2
Weight: 7.6kg (including 17 kg)