最好的KTH-17電話機(jī)哪里銷售?
用途及功能KTH17礦用本安型防爆電話機(jī)是本質(zhì)安全型電氣設(shè)備,適用于煤礦井下含有瓦斯(甲烷)爆炸性氣體混合物的危險場所,作通訊聯(lián)絡(luò)之用。通過其關(guān)聯(lián)設(shè)備電話耦合器可以和程控調(diào)度交換機(jī)配接,與其連接的電纜長度5km。
饋電電壓:DC48V
振鈴電壓:AC75V±15V
振鈴聲級:≥80dB(5km仿真線)
電聲及發(fā)號指標(biāo):符合GB15279
本質(zhì)安全參數(shù): Ui:DC60V/AC90V Ii:DC22mA/AC22mA
外形尺寸:285mm×175mm×135mm
重量:1.65kg
The unit housing the antistatic flame retardant ABS plastic injection molding and become, waterproof, dustproof and anti-corrosion, protection grade up to IP54, applicable to extremely bad environment.
Sit, hang and installation, use new contactless switch, long service life, effectively resolve mechanical switch fault, flimsy faults, the phone off the hook there were moving parts.
The keyboard to all the sealing tape luminous light touch key, fluid flow call sound and light show, and is equipped with emergency call, hang up and redial key.
電話: 0537-2530789
傳真: 0537-2530678
手機(jī): 15953737538
QQ: 2531234789
銷售: 張玉梅
網(wǎng)址: www.jnhwgk.com
郵箱: hwgongkuangmei@163.com
濟(jì)寧恒旺工礦機(jī)械有限公司