ZAZ(P、N、M)型电动调节阀由电动执行机构与各种的阀体(单座、双座、套筒)组配而成,而具备了各种阀的特点。电动调节阀以单相交流220V电源为动力,接受统一的标准电信号0-10mADC或4-20mADC,自动的控制阀门开度,达到对工作流量、压力、温度、液位等参数的自动控制,是生产过程自动调节的组成之一。广泛用于电力、冶金、轻工、食品、石油、化工等工业的自动控制中。规格与技术参数主要技术性能指标项目指标基本误差%±5.0回差%3.0死区%3.0泄漏量单座阀10-4×阀额定容量双座阀10-3×阀额定容量套筒阀10-3×阀额定容量公称通径DN(mm)3/4”20253240506580100125150200250300额定流量系数kv单座P0.08~0.81.2~5.081220325080120200280450;;;;双座N;;;;101625406310016025040063010001600套筒M;;;;15;;2030;;75115;;240350;;;;公称压力(MPa)1.64.06.0行程(mm)1016254060100信号DKZ-310/310CDKZ-410/410C/510/510CDKZ-510/510C电动执行器型号Ⅱ型0-10mADC;;Ⅲ型4-20mADC介质温度℃-200~+200、-40~+250(常温)-40~+450(中温)-250~-60(低温)流量特性直线百分比可调范围30:1阀体材质公称压力(MPa)0.6;;低温:ZG1Cr18Ni9Ti1.6常温:HT2004.0;;低温:ZG1Cr18Ni9Ti常温:ZG230-450、ZG1Cr18Ni9Ti中温:ZG230-450、ZG1Cr18Ni9Ti6.4低温:ZG1Cr18Ni9Ti常温:ZG230-450、ZG1Cr18Ni9Ti中温:ZG230-450、ZG1Cr18Ni9Ti法兰尺寸管连接铸钢法兰按JB77-59,铸铁法兰按JB79-59法兰型式法兰密封型式按JB77-59,其中PN6.0法兰按准糟式铸钢法兰按光滑式,铸铁法兰按凹式阀芯材质1Cr18Ni9Ti上阀盖型式普通式(常温型),热片式(中温型),长劲式(低温式)允许压差(双座调节一般可承受较大压差,单座调节阀差压可参考下表先用。外形尺寸1、电动单座、双座调节阀公称通径DNABLHH1ZAZPZAZPPN1.6PN4.0PN6.4普通型热片型普通型热片型ZAZPZAZP20490230180185190495655//65/254902301851902056769287879371121173249023020021022079394079394311812040490230220230240812963832982129139504902302502552658426938429921441446552023027528529596711279871147178188805202303053103259901142101711771912081005202303503553709991151104112071952201255202304104254401092130711421357245270150520230450460475111213271162137725528020052023055056057011871402124414592903202、电动套筒调节阀公称通径DNL(mm)A(mm)B(mm)H(mm)H2(mm)H1PN1.6PN64普通型热片型PN1.6PN64251842302208.5132834.51304.575;;50.340222260871.51421.595;;;;50254300874.51424.598;;75.580295380208.52521321771102.51807.5130;;;;1003504301138.91843.5156;;;;1504805501437.52298.5208;;;;2006006501579.52537.5350;;;;使用情况阀芯处于流开状态,关闭时阀后压力P2=0公称通径DN(mm)阀座直径DN(mm)执行机构有效推力(N)允许压差(sMPa)电动直通单座调节阀PN1.6(MPa)PN6.4(MPa)3/4345;;;;;;678;;10121520400,1000,2500公称压力3.82.71.71.0公称压力4.34.32.52526400,1000,25000.5公称压力0.63.6;;32320.4公称压力0.42.3;;4040400,10002500,64000.71.00.71.5;;50500.51.00.51.0;;65666400,160001.41.480801.01.01001000.60.61251256400,160000.51.00.51.01501500.30.70.30.72002000.20.40.20.4250;;160000.30.3300;;0.20.2