产品特点■铸铝合金外壳,表面喷塑.■内装***转换开关、按钮、电流表(可按用要求装其他仪表)、指示灯■转换开关有30多种功能可由用户自由选择,可根据要求***.■***开关操纵机构经过优化设计,可以自动找正,能保证转动灵活,无卡滞现象■电流表量程由用户指定.■钢管或电缆布线均可.■产品出厂铭牌上只体现总单元内容,名分单元代号为订货参数■符合GB3836-2000,IEC60079标准要求.IIA、IIB、类***性气体环境.CanbeusedinZone1andZone2dangerousplaces.CanbeusedinIIA、IIBgroupexplosiveatmosphere.型号含义Modelimplication总单元含义Applicatinonofchiefpart***单元含义Applicationoffirstpart第二单元Applicationofsecondpart第三单元Applicationofthirdpqrt第四单元ApplicationofthirdpartBZC51防爆防腐操作柱产品特点Features■铸铝合金外壳,表面喷塑.◆Al-alloydiecastedshellwithplastic-sprayedsurface■内装***转换开关、按钮、电流表(可按用要求◆Insideismounteduniveralchangeoverswith,button,ammeter(canmountother装其他仪表)、指示灯.instrumentsaccordingtouser'srequirement)andindicator,etc.■转换开关有30多种功能可由用户自由选择,可根据◆Therearemorethan30functi***ofchangeoverswitch***ailabletobechosen要求***.■***开关操纵机构经过优化设计,可以自动找正,能◆Canbecustomizedaccordingtouser'srequirement.能保证转动灵活,无卡滞现象.■电流表量程由用户指定.◆Theammeter'***easuringrangecanbedeterminedbyusers.■钢管或电缆布线均可.◆Suitableforsteelpipeandcablewiring.■产品出厂铭牌上只体现总单元内容,名分单元代号◆Themarkerofproductwhenex-factoryonlyreflectthecontentofchiefpart,为订货参数.◆Thecodeofotherpartsisorderingparameter.■符合GB3836-2000,IEC60079标准要求.◆SuitableforGB3836-2000,IEC60079standardrequest.主要技术参数Maintechnicalparameters使用类别额定电压(v)额定电流(A)防爆标志防护等级防腐等级时线口螺纹(G")电缆外径(￠,mm)UsingsortRatedvoltageRatedcurrentEx-markProtectionCorrosion-proofInlet'sthreadCable'soutercategoryGrade--------------------------------------------------------------------------------AC-3220/38010ExdeIIBt6Ip55Wf1112-17AC-4BZC51防爆防腐操作柱订货举例Noticeifordering1、一表一开关立式,开关代号为K,表量程为200/5应1、Onemeteroneswitchvertictype,thecodeoftheswitchisK,one标注为:meterthemeasuringrangeis200/5CBC51-B1K1LCBC51-B1K1LB1-1(200/5)B1-1(200/5)K1-1AK1-1A2、二钮一表二灯挂式,表量程为100/5,指示灯为220V2、Twobutt***onemeterpendanttype,twolampsonemeter,the红绿各1个,2个按钮规格为一常开一常闭.标注为:Measwringrangeis100/5,oneredindiator,onegreenindicator,CBC51-A2B1D2Gthevoltageis220V,twobott***are1NO+1NC.A2-2ICBC51-A2B1D2GB1-1(100/5)A2-2ID2-1Rd/1GdB1-1(100/5)D2-1Rd/1Gd按钮代号Buttoncode代号CodeIIIIIIIVV--------------------------------------------------------------------------------按扭触头型式一常开一常闭二常开二常闭一常开一常闭Formofbuttoncontact1NO+1NO2NO2NC1NO1NC代号指示灯IndicatorCode代号Codeabcde--------------------------------------------------------------------------------电压Voltage(v)122436220380--------------------------------------------------------------------------------代号CodeRBYW--------------------------------------------------------------------------------颜色Color红色red绿色Green***Yellow白色White开关代号简要说明BriefInstuctionforswitchcode开关组合符号Thecodeofswitch接触图Chartofcontact等效开关Equivalentswitch旋钮位置(实践表示***虚线表示自复位)Rotarybutton'spositionreallinedenoteslocationbroketlinedenotesauto-resetting等效功能说明InstructionforequivalentfunctionAA.功能接线均与双按钮相同,自动复位.Functionalwiringisthebuttonwithautoresetting.BB.功能与双按钮相同,起动复位,增加了锁停档位,避免误操作Functionalwiringisthesameas)