适用范围Application
区、2区危场所.
IIA、IIB、IIC类爆炸性气体环境
Can be used Zone 1 and Zone 2 dangerous places.
Can be used in IIA,IIB,IIC group explosive atmosphere.
型号含义Model implication
总单元型号含义Application of chief part
主要技术参数 Main technical parameters
使用类别Using sorts
额定工作电压（Ｖ）Ratedvoltage
额定工作电流（Ａ）Ｒatedcurrent 防护等级Protectioncategory 防爆标志Ex-mark 防腐等级 Corrosion-proof category 进线口螺纹（Ｇ")Inlet’s thread 电缆外径（Φ,mm）Ｃable’s outside diameter
AC-3 AC-4 220 380 10 IP65 Exed II CT6 WF2 3/4* 8-14
*注：本产品通头正常配置为G3/4“，如用户要求通头配置为G1/2"请注明。通头为普通型通头，如用户要求采用复
合密封则请注明。
*Note:Operating post normal installing has one out let teminal whose diameter is G3/4",please
noted if you require G1".
产品特点 Features
增安型外壳，内装元件为防爆元件。
外壳采用玻璃纤维增强不饱和聚酯树脂压制
而成，具有外形美观，耐腐蚀，抗静电，耐
冲击及热稳定性好等优良性能。
隔爆型控制开关具有结构紧凑，可靠性好，体
积小,通断能力强，寿命长并有多种功能供用
户选配。防爆按钮采用超声波封装工艺，保证
了可靠的结合强度，按钮的功能可以两单元
自由给合，防爆指示灯采用特殊设计，交流
220-380V通用。
外露紧固件均采用不锈钢，为防掉式设计维修
方便.
壳体和盖的接合面采用迷宫式结构，具有较好
的防水，防尘能力。
符合GB3836-2000,IEC60079标准要求。
Safety reinforced shell,inside are mounted Explosion-separate type elements
The shell mould-shaped by glass fiber reinforced and unsaturated ployster
elegant-insisting impact-withstanding and perfactions of corrosion-proofing,
electro static-insisting impact-withst and ding and perfact thermal reliability.etc
The explosion-separate type,control switchwith compact structure,
steady property,small volume,high capacity,and long-trmlife has several
functions to e selected freely.Explosion-proofing button by ultrasonic
encapsulation arts,ensuring the dependable combining intension The function
of it can combine freely in two units.The explosion-proof indicator by special
design,using within the AC voltage soope of 220V-380V generally.
All the exposed fastening pieces are made of stainless steel and
Of anti-lost type,which be convenient to maintaining.
The joint of shell and cover is the form of deviou-labyringhian truture,Water-
proof,dust-proof.
Suitable for GB3836-2000,IEC60079 standard request.
外形示意图 Main technical parameters
一单元壳体外形及安装尺寸
Outluneand installing size offirst unithull
CBA8060-A1
二单元壳体外形及安装尺寸
Outline and installing size of second unithull
CBA8060-A2
三单元壳体外形及安装尺寸
Outline and install ing sizeof thirdunit hull
CBA8060-A3
