Application
◆ For the dangerous sites with explosive air mixture:1division、2division
◆ For explosive air mixture: IIA、IIB、IIC
◆ Temperature classification:T1-T6
◆ Indoor、outdoor
二、产品功能
◆ 该话机为本质安全型，具有普通电话机功能外，还具有全电子、无触点感应功能，电路采用特种技术。话机与关联设备BOH-1型防爆耦合器配套，与交换机连接，组成防爆通讯系统。
Product function
◆ The
explosion-proof type of the telephone is increase safety.The telephone has the
function of normal telephone and has the function of electronics and no contact
of inducting.The circuit use special technology. The telephone is used with the
explosion-proof coupling of BOH-1 and connect to program controlled switch to
form explosion-proof communication system.
三、型号含义 Model
implication
四、主要技术参数 Main
Technical Parameters
型号Type
振铃电压
Bell-vibration voltage
(DC)
振铃电流
Bell-vibration current(mA)
防爆标志
Ex-marking
防护等级
Protected class
外形尺寸
Dimensions(mm)
关联设备
Associate dequipment
HDB-1
≤48V
≤25
ExiaIICT6
IP54
220×150×75
HOB-1型防爆耦合器
HDB-2
≤48V
≤25
ExiaIICT6
IP65
410×260×185
HDB-3
≤48V
≤25
ExiaIICT6
IP54、IP65
220×150×75
Copyright @2007-2008 启东宏达防爆电气有限公司
All rights
reserved.
