KTH17 explosion-proof telephone for mine

1) KTH 17 intrinsically safe automatic telephone is not only used underground, tunnel, metal mining, chemical industrials, etc ,but also hard pollution places ; chinacoal07

2) The material of cover is with features of waterproof, dustproof, anticorrosion and the protection degree IP54;

3) Installation ,desk-top ,hanging type optional, by adopting the newest electronic switch structure, all the components is fixed strongly.

4) The phone keypad is sealed and bright, ringing sound, visual and also has emergency call, hang up call, redial.

5) With communication distance adjustment switch, it is possible to adjust the switch to improve the communication effects according to the distance between the telephone and dispatch master station for the situation of communication distance long, insulation of wire not good.