Deck/Medical products/372198-372202 TELEPHONE I/SAFE BATTERY LESS

These telephones are of Intrinsically Safe construction.   They can be used in hazardous areas and allow to connect to the telephones in the safety areas, shown in the layout drawing shown on the previous “Marine Battery-less Telephone”.   IS Barrier shall be equipped intermediate for safety connection between two areas (Marine battery less telephones and Marine intrinsically safe construction battery less telephones).   This system is roughly classified into two systems; Direct Telephone and Selective (12/24 stations) Telephone.  As they do not have devices to tell the reception, other devices such as Air horn, Whistle, and/or Beacon should be equipped.  The authentication of the IECEx has acquired.

IECEx Certificate No. : IECEx TIIS 16.0003X

Ex Protection : Exia II BT4 Ga Ta=55℃

防爆电话：它们可以在危险区域使用，并允许连接到安全区域的电话，如上一款“船用无电池电话”的布局图所示。应在两个区域(船用无电池电话和船用本质安全建筑用无电池电话)之间的安全连接中间设置IS栅栏。该系统大致分为两种系统：直拨电话和选择性(12/24站)电话。因为他们没有告诉信号的设备，所以应该配备其他设备，如空气喇叭、哨子和/或信标。已通过IECEx认证。

IECEx证书编号。：IECEx TIIS 16.0003X。
防爆保护：EXIA II BT4 Ga Ta=55℃