1. KTH 18 intrinsically safe automatic telephone is not only used underground ,but also hard places with high temperature, high moisture, strong pollution;
2. The material of cover is static-free, 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 keyboard is totally sealed with noctilucence and there are keys for emergency call, hang up and recall;
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 long communication distance and insulation of wire is not good.
|Max input DC voltage||DC60V|
|Max input circuit Current||34mA|
|Max input bell stream voltage||60V(25 ±3)HZ|
|Max input bell stream circuit current||38mA|
|Communication Distance||≤10km,model: MHYV1*2*7/0.37|
|Anti noise level||≤75dB|
china coal0001 email@example.com +86-537-2350961 3. KTH18 Explosion-proof BEN AN AutomaticMineTelephone Keywords: Automatic Mine telephone,KTH Explosion-proof Telephone, Mine Telephone For Sale Product Introduction of KTH18 Explosion-proof BEN AN Automatic Mine Telephone ...