适用范围Application
20区、21区、22区危场所。
适用于可燃性粉尘环境。
Can be used in Zone 20 zone 21 and Zone 22 dangerous places.
Can be used in flammable dust atmosphere.
型号含义Model implication
产品特点 Features
适用于控制多台电动机，还可以照明或仪表配出电源。
铸铝合金或钢板焊接外壳，表面喷塑。
内装元件可根据用户要求选配。。
可在箱面或远控操作，也可两地操作。
具有过载，短路，失压保护。
钢管或电缆布线均可。
订货须知：订货时请将支路数及各支路对应的电流，进出线口数量及相应的方向，规格要求明确，如有总开关，
请注明开关的电流大小或提供图纸。
符合GB12476，IEC61241标准要求。
Able to control secveral motors,also to supply power for illuminating or instrument.
The shell is made of diecasted Al-alloy or welded steel plates with plastic-sprayed surface.
Inner components can be selected by user.
Local or remote control is available,or both.
With protections of overload,short-circuit,and voltage-absent.
Suitable for steel pipe and cable wiring.
Notice:if ordering:The number of branch and its relative current of circuits shall be indicated,also the inlet and outlet numbers and their directions,specifications.If want a chief switch,please note its current or offer drawing.
Suitable for GB12476,IEC61241 standard request.
主要技术参数 Main technical parameters
回路数
Circuit number
额定电压（V）
Rated voltage 总开关电流(A)
Main Current 支路电流(A)
Branch current
防爆标志
Ex-mark 防护等级
Protection grade 防腐等级
Corrosion-proof grade
2、3、4、6、8 380 ≤400 ≤160 DIPA20 TA、T6 IP65 WF1
产品结构 Structure of product
规格
Specifcation
内装元件
Inner components 结构类型
Structure 备注
Remark
支路电流小于63A
Branch current not
more than 63A
小型断路器交流接触器，
万能转换开关，热继电器。
*可根据要求加装电流表和互感器。
MCB,AC Contactor Seletor,thermal relay,Possible to add
ammeter and CT as required.
采用模块式结构，实现多回路
自由组合。
Modular structure,lseveral ciruits can be freely combined 进线线口数量及规格根据
用户要求制定
Inlet number and specification
are determined by user
支路电流大于63A
Branch current not
more than 63A
塑壳断路器，交流接触器，万能转换工关，热继电器。
MCCB,AC Contactor.selector,
thermal relay.
采用大壳体组合。
Big enclosure combined.
