产品名称:BQ56系列防爆星三角起动箱（ⅡB）适用范围Application1区、2区危场所。IIA、IIB类***性气体环境.CanbeusedinZone1andZone2one2dangerousplaces.CanbeusedinIIA,IIBgroupexplosiveatmosphere.型号含义Modelimplication产品特点Features该产品适用于3-95KW三相异步电动机不频繁起动和停止.铸铝合金或钢板焊接外壳,表面喷塑.内装断路器,交流接触器,时间断电器,热继电器,电流互感器,电压表,电流表,转换开关,指示灯.***自动控制时间继电器(0-60秒内可调).适用于不间断长期工作制或反复短时工作制,在反复短时工作制下的操作频率为30次/小时,两次边疆起动间隙不小于90秒.具有过载,短路,断相保护等功能.可根据用户要求***.钢管或电缆布线均可.45kw以下为铝合金壳体,45kw(含45kw)以上的为钢板焊接壳体.符合BG3836-2000,IEC60079标准要求.Suitablefor3-95kwasynchronousmotortostartandstopunfrequently.TheshellisofdiecasteAl-alloyorweldedbysteelplateswithplastic-sprayedsurface.InsideisinstalledwithCB,ACcontactor,timerelay,thermalrelay,CT,Voltmeter,ammeter,conversionswitchandindicatior.Delayedself-controlledrelay(0-60sadjustable).Suitableforcontinuouslyworkorshortintervalwork,atshortintarvalworkitsoperatingfrequencyis30times/hour,theintervalisnotlessThan90seconds.Withprotecti***ofoverload,short-circuit,phase-failure.Specialrequirementscanbeprovided.Conduitwiringorcablewiring.Theshellisofdiecasted-AI,if<45kw,weldedsteelplate,ifSuitableforGB3836-2000,IEC60079standardrequest.主要技术参数Maintechnicalparameters产品型号Type控制电机功率(kw)Powerofcontrolledmotor额定电流(A)Ratedcurrent热继电器整定额定电流(A)Settingcurrentofthermalralay时间继电器整定值(S)SettingoftimerelayCBQ56-Y1313261.05In11CBQ56-Y17173313CBQ56-Y222242.815CBQ56-Y30305817CBQ56-Y37377217CBQ56-Y4549020CBQ56-Y555510524CBQ56-Y757515030CBQ56-Y959519035防腐等级Corrosion-proofgrade防爆标志Ex-mark防腐等级Corrosion-proofgrade进线口螺纹(G")Inlet’sthread出线口螺纹（G"）Outlet’sthread电缆外径（）Cable’soutsidediameterIP54ExdIIBT4WF111/2-311/2-330-50外形及安装尺寸Outlingeandinstallingdimension)