The phone is intrinsically safe, besides the functions of ordinary telephone , there are all-electronic non-contact sensing circuit using special techniques, earthquake bell, low power consumption, high level of proof. Telephones and related equipment HOB-1-proof coupling facilities, and switches connected to form explosion-proof communication system.
Mainly used in chemical and petroleum industry, power plants, can be used indoors and outdoors. The unit production phone with high level of proof, long life, easy installation, wide pan around, sounds and other characteristics .HDB-1 explosion-proof telephone is a combination of foreign advanced technology and our products meeets explosion-proof standards, and the majority of the requirements of users and developed new technology products. Aircraft shell is made of ABS plastic material ,reinforced circuit using special techniques and measures, the product is certified explosion-proof by the National Testing Center .
Model : HDB-1
Ringing voltage : ≤48V
Ringing current : ≤25mA
Ringtones : ≥92dB
Proof mark : ExiaIICT6
Protection : IP54
Dimension : 220×150×75mm
Because of the production batch, the specific model are different, the above pictures are only for reference , you can contact our sales staff for further details on the specific verification.