品牌:Rexroth/力士乐 | 型号:4WE6D62/EW230N9K4***力士乐现货电磁阀 | 材质:铸铁 |
类型(通道位置):二通式 | 连接形式:法兰 | 3C阀门类别:工业 |
4WE6D62/EW230N9K4***力士乐现货电磁阀
4WE6D62/EW230N9K4***力士乐现货电磁阀
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经营产品:
阀类:电磁阀、换向阀、单向阀、溢流阀、减压阀、平衡
阀、插装阀、比例阀等
泵类:齿轮泵、柱塞泵、叶片泵等
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电液比例阀简称比例阀。普通液压阀只能通过预调的方式对液流的压力、流量进行定值控制。但是当设备机构在工作过程中要求对液压系统的压力、流量参数进行调节或连续控制,例如.要求工作台在工作进给时按慢、快、慢连续变化的速度实现进给,或按一定精度模拟某个控制曲线实现旅力控制.普通液压阀则实现不了。这时可以用电液比例阀对液压系统进行控制。
电液比例阀是一种按输入的电信号连续地、按比例地控制液压系统的液流方向、流量和压力的阀类。它山电-机械比例转换装置和液压控制阀本体两大部分构成.前者将输入的电信号连续地按比例地转换为机械力和位移输出,后者在接受这种机械力和位移之后、按比例连续地输出压力和流量.
电液比例阀的发展主要有两个途径一是用比例电磁铁取代传统液压阀的手动调节装置或取代普通电磁铁发展起来的;二是由电液伺服阀简化结构、降低精度发展起来的。下面介绍的比例阀均指前者,它是当今比例阀的主流。与普通液压阀可以互换。
比例电磁阀的结构如图5-27所示。比例电磁铁是直流电磁铁,但它与普通直流电磁铁不同。普通直流电磁铁的衔铁只有吸合和断开两个工作位置,并且在吸合时磁路中几乎没有气隙.而比例电磁铁要求吸合力或位移与给定电流成比例。并在衔铁的全部工作行程上,磁路中保持一定的气隙‘.其结构主要由极靴1、线圈2、壳体5和衔铁10等组成。线圈2中通电后产生磁场,因隔磁环4的存在。使磁力线主要部分通过衔铁10、气隙和极靴1,形成回路口极靴对衔铁产生吸力门在线圈中电流一定时。吸力的大小因极靴1与衔铁间的距离不同而变化。但衔铁在气隙适中的一段行程中,吸力随位置的改变发生的变化很小。
设计中就使比例电磁铁的衔铁在这段行程中工作。因此。改变线圈中的电流,即可在衔铁上得到与其成正比的吸力。用比例电磁铁代替螺旋手柄来调整液压阀,就能使输出乐力或流量与输人电流对应成比例地发生变化。
比例阀用于模拟控制,是介于普通开关控制与伺服控制之间的控制方式,它也特别适合于
设备的革新或改造。使设备自动化控制水平大为提高。其在现代液雌系统中占比例很大口
与普通液压阀相比.比例阀的优点是:①能简单地实现远距离控制:②能连续地、按比例地控制液压系统的压力和流量。从而实现对执行机构的位置、速度和力的连续控制,并能防止或减小压力、速度变换时的冲击;③油路简化,元件数量少。
比例阀适用于既要求能连续控制胀力、流量.和方向.而又不需要很I的控制精度的场合。
比例阀也分为压力阀、流量阀和方向阀几大类。近来又出现了功能复合化的趋势。
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电磁阀选型首先应该依次遵循安全性,可靠性,适用性,经济性四大原则,其次是根据六个方面的现场工况(即管道参数、流体参数、压力参数、电气参数、动作方式、特殊要求进行选择)。
选型依据:
1、根据管道参数选择电磁阀的:通径规格(即DN)、接口方式
1)按照现场管道内径尺寸或流量要求来确定通径(DN)尺寸;
2)接口方式,一般>DN50要选择法兰接口,≤DN50则可根据用户需要自由选择。
2、根据流体参数选择电磁阀的:材质、温度组
1)腐蚀性流体:宜选用耐腐蚀电磁阀和全不锈钢;食用超净流体:宜选用食品级不锈钢材质电磁阀;
2)高温流体:要选择采用耐高温的电工材料和密封材料制造的电磁阀,而且要选择活塞式结构类型的;
3)流体状态:大至有气态,液态或混合状态,特别是口径大于DN25时一定要区分开来;
4)流体粘度:通常在50cSt以下可任意选择,若超过此值,则要选用高粘度电磁阀。
3、根据压力参数选择电磁阀的:原理和结构品种
1)公称压力:这个参数与其它通用阀门的含义是一样的,是根据管道公称压力来定;
2)工作压力:如果工作压力低则必须选用直动或分步直动式原理;***工作压差在0.04Mpa以上时直动式、分步直动式、先导式均可选用。
4、电气选择:电压规格应尽量优先选用AC220V、DC24较为方便。
5、根据持续工作时间长短来选择:常闭、常开、或可持续通电
1)当电磁阀需要长时间开启,并且持续的时间多于关闭的时间应选 用常开型;
2)要是开启的时间短或开和关的时间不多时,则选常闭型;
3)但是有些用于安全保护的工况,如炉、窑火焰监测,则不能选常开的,应选可长期通电型。
6、根据环境要求选择辅助功能:防爆、止回、手动、防水雾、水淋、潜水。
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力士乐电磁阀 R9009247914WE6Y6X/EG24N9K4/B25
力士乐电磁阀 R9009247074WE6G6X/EW230N9K4/T06
力士乐电磁阀 R9009247044WE6C6X/EG24K4QMAG24
力士乐电磁阀 R9009246014WE6H6X/EG24N4K4
力士乐电磁阀 R9009245974WE6J6X/EG24N9K4/B10
力士乐电磁阀 R9009245954WE6JA6X/EG24N9K4
力士乐电磁阀 R9009245554WE6X19-6X/EW110N9K4
力士乐电磁阀 R9009245244WE6D73-6X/EG24N9K4/A12V
力士乐电磁阀 R9009244364WE6E6X/EG24N9DKL
力士乐电磁阀 R9009243934WE6JB6X/EG24N9K4
力士乐电磁阀 R9009243194WE6D6X/OFEW24N9K4
力士乐电磁阀 R9009241694WE6G6X/EG24N4K4
力士乐电磁阀 R9009241684WE6G6X/EG24N4K4/V
力士乐电磁阀 R9009240214WE6EA6X/EW230N9K4
力士乐电磁阀 R9009240184WE6D6X/OFEG12N9K4
力士乐电磁阀 R9009240174WE6D6X/EG24N9DLQMAG24
力士乐电磁阀 R9009239944WE6X2-6X/EG24N9K4
力士乐电磁阀 R9009238464WE6L6X/EW230N9K4/V
力士乐电磁阀 R9009238444WE6GA6X/EG12N9K4
力士乐电磁阀 R9009237894WE6U24A6X/EG24N9K4
力士乐电磁阀 R9009237424WE6JB6X/EW230N9K4
力士乐电磁阀 R9009236214WE6V6X/EW110N9K4
力士乐电磁阀 R9009234954WE6JA6X/EG12N9K4
力士乐电磁阀 R9009233814WE6D6X/EG125N9K4/V
力士乐电磁阀 R9009233604WE6M6X/EW110N9K4/V
力士乐电磁阀 R9009233524WE6D6X/EW110N9DKL
力士乐电磁阀 R9009233494WE6J6X/EW110N9DKL
力士乐电磁阀 R9009233244WE6D6X/OFEG12N9K4
力士乐电磁阀 R9009232844WE6D73-6X/OFEG205N9K4/A12
力士乐电磁阀 R9009232804WE6U6X/EG24K4
力士乐电磁阀 R9009232614WE6Q23-6X/EW110N9K4
力士乐电磁阀 R9009232044WE6Y6X/EG24N9K4QMAG24
力士乐电磁阀 R9009231554WE6D6X/EG24N9K4/V
力士乐电磁阀 R9009230374WE6JB6X/EG24N9K4/B10
力士乐电磁阀 R9009230054WE6E6X/EG24N9K4/T06
力士乐电磁阀 R9009229924WE6EB6X/EG80N9K4
力士乐电磁阀 R9009229414WE6J2B6X/EG24N9K4QM0G24
力士乐电磁阀 R9009229044WE6H73-6X/EG24K4/A12
力士乐电磁阀 R9009229024WE6X46-6X/EG24N9K4
力士乐电磁阀 R9009228664WE6D6X/EW100N9DL
力士乐电磁阀 R9009227054WE6D6X/EW240N9K4
力士乐电磁阀 R9009226734WE6U10B6X/EG96K4QM0G24
力士乐电磁阀 R9009225374WE6J6X/EW110N9K4/B08V
力士乐电磁阀 R9009225354WE6J6X/EG24N9K4/B20
力士乐电磁阀 R9009225344WE6D6X/OFEG24N9K4/B20
力士乐电磁阀 R9009225334WE6FB6X/EG24N9K4
力士乐电磁阀 R9009224724WE6E73-6X/EG12N9K4/A12
力士乐电磁阀 R9009224504WE6X10-6X/EG24N9K4
力士乐电磁阀 R9009223874WE6Y6X/EG96N9K4/V
力士乐电磁阀 R9009223754WE6M6X/EW230N9K4
力士乐电磁阀 R9009223694WE6M6X/EW110N9K4/B08
力士乐电磁阀 R9009223354WE6Y6X/EG220N9K4
力士乐电磁阀 R9009223164WE6JA6X/EG220N9K4
力士乐电磁阀 R9009222124WE6UA6X/EG24N9K4/T06
力士乐电磁阀 R9009222114WE6R73-6X/EG24N9K4/A12
力士乐电磁阀 R9009222084WE6C6X/OFEG220N9K4
力士乐电磁阀 R9009222074WE6J6X/EG220N9K4
力士乐电磁阀 R9009222064WE6Y6X/EW230N9K4/V
力士乐电磁阀 R9009222054WE6E6X/EW230N9K4/V
力士乐电磁阀 R9009222004WE6D6X/OFEG24N9DKL
力士乐电磁阀 R9009220914WE6H73-6X/EG96N9K4/A12
力士乐电磁阀 R9009220554WE6J6X/EW230N9DKL
力士乐电磁阀 R9009220134WE6G6X/EG125N9K4
力士乐电磁阀 R9009220044WE6J73-6X/EG24N9K4/A12V
力士乐电磁阀 R9009219934WE6X12B6X/EG24N9K4
力士乐电磁阀 R9009219924WE6EB6X/EG12N9K4
力士乐电磁阀 R9009219904WE6D6X/OFEG125N9K4
力士乐电磁阀 R9009218924WE6GA6X/EG24N9K4/VSO407
力士乐电磁阀 R9009218224WE6PB6X/EW230N9K4
力士乐电磁阀 R9009218154WE6D6X/OFEG24N9K4/H20
力士乐电磁阀 R9009218074WE6Q6X/EG24N9K4/B25
力士乐电磁阀 R9009217324WE6Y6X/EG24N9K4
力士乐电磁阀 R9009217294WE6J6X/EG24N9DKL
力士乐电磁阀 R9009217274WE6J6X/EG48N9K4/V
力士乐电磁阀 R9009216144WE6D6X/OFEW110N9K4/V
4WE10D50/EG24N9K4/M REXROTH电磁阀
安全性:
1、腐蚀性介质:宜选用塑料王电磁阀和全不锈钢;对于强腐蚀的介 质必须选用隔离膜片式。中性介质,也宜选用铜合金为阀壳材料的电磁阀,否则,阀壳中常有锈屑脱落,尤其是动作不频繁的场合。氨用阀则不能采用铜材。
2、爆炸性环境:必须选用相应防爆等级产品,露天安装或粉尘多场合应选用防水,防尘品种。
3、电磁阀公称压力应超过管内工作压力。
适用性:
1、介质特性
1)质气,液态或混合状态分别选用不同品种的电磁阀;
2)介质温度不同规格产品,否则线圈会烧掉,密封件老化,严重影响寿命命;
3)介质粘度,通常在50cSt以下。若超过此值,通径大于15mm时,用多功能电磁阀;通径小于15mm时,用高粘度电磁阀。
4)介质清洁度不高时都应在电磁阀前配装反冲过滤阀,压力低时,可选用直动膜片式电磁阀;
5)介质若是定向流通,且不允许倒流,需用双向流通;
6)介质温度应选在电磁阀允许范围之内。
4WE10D50/EG24N9K4/M REXROTH电磁阀
力士乐电磁阀 R9009215024WE6Y6X/EG110N9K4
力士乐电磁阀 R9009214854WE6J6X/EG24N4K4/V
力士乐电磁阀 R9009214824WE6J48-6X/EG24N9K4
力士乐电磁阀 R9009214814WE6E6X/EW110NDL/B12V
力士乐电磁阀 R9009214774WE6E6X/EG24N9K4/B10
力士乐电磁阀 R9009214764WE6D6X/EG110N9K4
力士乐电磁阀 R9009214694WE6G6X/EG110N9K4
力士乐电磁阀 R9009214674WE6H6X/EG24N9K4SO407
力士乐电磁阀 R9009214664WE6W6X/EW230N9K4
力士乐电磁阀 R9009214624WE6C6X/EG24N9K4/B12
力士乐电磁阀 R9009213884WE6X6-6X/EG60N9K4
力士乐电磁阀 R9009212854WE6D6X/EG24N9K4/T12SO99
力士乐电磁阀 R9009212814WE6D6X/OFEG24N9K4/T06
力士乐电磁阀 R9009212534WE6E6X/EG24N9K4
力士乐电磁阀 R9009212294WE6EB6X/OFEG24N9K4
力士乐电磁阀 R9009211424WE6T2-6X/EG24N9K4
力士乐电磁阀 R9009211084WE6J6X/EG12N9K4
力士乐电磁阀 R9009211074WE6E6X/EG12N9K4
力士乐电磁阀 R9009211064WE6GA6X/EG12N9K4
力士乐电磁阀 R9009211054WE6E34A6X/EG24N9K4
力士乐电磁阀 R9009211044WE6E34A6X/EG12N9K4
力士乐电磁阀 R9009210294WE6Y6X/EG24K4QMBG24
力士乐电磁阀 R9009209954WE6J6X/EW100N9DL
力士乐电磁阀 R9009209224WE6D6X/OFEG24N9K4/B18
力士乐电磁阀 R9009208094WE6E6X/EG48N9K4
力士乐电磁阀 R9009208064WE6J6X/EG24NDLSO321
力士乐电磁阀 R9009207494WE6U2-6X/EG24N9K4/T06SO407
力士乐电磁阀 R9009207084WE6G6X/EG24N9K4
力士乐电磁阀 R9009207054WE6EA6X/EG24N9K4
力士乐电磁阀 R9009206914WE6D6X/OFEG220N9K4
力士乐电磁阀 R9009206894WE6D6X/OFEG220N9K4/V
力士乐电磁阀 R9009205644WE6R6X/EG24N9K4
力士乐电磁阀 R9009205624WE6Q23-6X/EG24N9K4
力士乐电磁阀 R9009205524WE6J6X/EW110N9K4/T06
力士乐电磁阀 R9009205484WE6D6X/EW230N9K4/B08
力士乐电磁阀 R9009204824WE6J6X/EG24N9DKL/B10
力士乐电磁阀 R9009203844WE6R73-6X/EG24N9K4/A12
力士乐电磁阀 R9009203814WE6J6X/EG24N9DAL
力士乐电磁阀 R9009202074WE6J6X/EG205N9K4/B10
力士乐电磁阀 R9009200824WE6D6X/EG24N9K4/B00
力士乐电磁阀 R9009200814WE6U2B6X/EG24N9K4
力士乐电磁阀 R9009199544WE6D6X/OFEG48N9K4
力士乐电磁阀 R9009199204WE6J6X/EG205N9K4/V
力士乐电磁阀 R9009197294WE6C6X/EW110N9K4/V
力士乐电磁阀 R9009195574WE6H6X/EW230N9DL
力士乐电磁阀 R9009195554WE6H6X/EW24N9K4
力士乐电磁阀 R9009194454WE6J2-6X/EW230N9K4
力士乐电磁阀 R9009194074WE6C6X/OFEW110N9K4/V
力士乐电磁阀 R9009193784WE6D6X/EG24N9K4/B30
力士乐电磁阀 R9009192414WE6D6X/EG24N9K4/X06
力士乐电磁阀 R9009191684WE6J6X/EG125N9K4
力士乐电磁阀 R9009191364WE6D6X/EW24N9K4
力士乐电磁阀 R9009191334WE6G6X/EW24N9K4
力士乐电磁阀 R9009190094WE6J6X/EG24DAL
力士乐电磁阀 R9009190074WE6Q6-6X/EG24N9K4
力士乐电磁阀 R9009188014WE6D6X/OFEG110N9K4
力士乐电磁阀 R9009187104WE6X2A6X/EG24K4QM0G24
力士乐电磁阀 R9009186774WE6D6X/EG205K4
力士乐电磁阀 R9009183824WE6D6-6X/EG24N9K4
力士乐电磁阀 R9009181884WE6Q6X/EG24K4
力士乐电磁阀 R9009180564WE6C6X/EG48N9K4
力士乐电磁阀 R9009178404WE6D6X/OFEW230N9K4/V
力士乐电磁阀 R9009178254WE6D6X/EW230N9K4/V
力士乐电磁阀 R9009177554WE6D6X/EG24K4/B12
力士乐电磁阀 R9009177414WE6G73-6X/EG205N9K4/A12
力士乐电磁阀 R9009177374WE6D6X/EW110K4QMBG24
力士乐电磁阀 R9009176554WE6M6X/EG96N9K4
力士乐电磁阀 R9009176134WE6G6X/EG110N9K4
力士乐电磁阀 R9009175684WE6EB6X/OEG24N9K4
力士乐电磁阀 R9009175664WE6G73A6X/EG24N9K4/A12
力士乐电磁阀 R9009174974WE6Y6X/EG24N9K4/B10
力士乐电磁阀 R9009174554WE6JB6X/EG24N9K4QMBG24
力士乐电磁阀 R9009174194WE6JA6X/EG24N9K4/N10
力士乐电磁阀 R9009173454WE6Q6X/EG26N2K4
力士乐电磁阀 R9009171844WE6J73-6X/EG96N9K4/A12
力士乐电磁阀 R9009171124WE6H6X/EG205N9K4
力士乐电磁阀 R9009169844WE6D6X/EG220N9K4
力士乐电磁阀 R9009169424WE6J6X/EG24N9K4/B15
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力士乐电磁阀 R9009167874WE6H73-6X/EG205N9K4/A12
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力士乐电磁阀 R9009167424WE6D6X/EG96N9K4
力士乐电磁阀 R9009167414WE6J6X/EG96N9K4
力士乐电磁阀 R9009166434WE6X***6X/EG24K4
力士乐电磁阀 R9009166204WE6J73A6X/EG24N9K4/A12
力士乐电磁阀 R9009164154WE6J73-6X/EG24N2K4/A12
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力士乐电磁阀 R9009160984WE6J73-6X/EG205N9K4/A12
力士乐电磁阀 R9009160974WE6HA6X/EG205N9K4
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力士乐电磁阀 R9009160704WE6X7-6X/EW230N9K4
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力士乐电磁阀 R9009158604WE6Q6X/EG24N9K4/B12
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力士乐电磁阀 R9009154584WE6L6X/EW230N9K4
力士乐电磁阀 R9009153774WE6U1-6X/EG24N9K4/T06
力士乐电磁阀 R9009153764WE6G6X/EG24N9K4/T06
力士乐电磁阀 R9009152544WE6D6X/E
力士乐电磁阀 R9009152214WE6E6X/EG24N9K4/V
力士乐电磁阀 R9009151824WE6J6X/EG26N2K4
力士乐电磁阀 R9009151784WE6Y6X/EG26N2K4
力士乐电磁阀 R9009151764WE6E6X/EG26N2K4
力士乐电磁阀 R9009150954WE6D6X/OFEW230N9K4
力士乐电磁阀 R9009150694WE6D6X/EG24N9K4/B10
力士乐电磁阀 R9009149044WE6D6X/OFEG24K4
力士乐电磁阀 R9009148724WE6JA6X/EG24K4
力士乐电磁阀 R9009148144WE6E67-6X/EG24N9K4/A12T06
力士乐电磁阀 R9009146884WE6D6X/EG24N9DKL
力士乐电磁阀 R9009145464WE6J6X/EG24N9K4/B25
力士乐电磁阀 R9009140704WE6Q6X/EG24N9K4/V
力士乐电磁阀 R9009140524WE6J6X/EW230N9K4/V
力士乐电磁阀 R9009139254WE6JA6X/EW230N9K4
力士乐电磁阀 R9009138694WE6F73-6X/EG24N9K4/A12
力士乐电磁阀 R9009137414WE6JB6X/EG96N9K4
力士乐电磁阀 R9009137024WE6H73B6X/EG24N9K4/A12
力士乐电磁阀 R9009134774WE6D6X/EG24N9K4QMAG24
力士乐电磁阀 R9009133064WE6J6X/EG24N9K4/B08SO525
力士乐电磁阀 R9009132894WE6C6X/EW110N9K4/B12
力士乐电磁阀 R9009132814WE6D6X/EG12N9K4
力士乐电磁阀 R9009132774WE6C6X/OEG24N9K4
力士乐电磁阀 R9009132764WE6X7-6X/EG24N9K4
力士乐电磁阀 R9009132744WE6E6X/E
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力士乐电磁阀 R9009131334WE6HA6X/EG24N9K4QM0G24
力士乐电磁阀 R9009131324WE6C6X/EW230N9K4
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力士乐电磁阀 R9009125644WE6X22-6X/EG24K4QMBG24
力士乐电磁阀 R9009124954WE6HA6X/EW230N9K4
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力士乐电磁阀 R9009124924WE6E6X/EW230N9K4
力士乐电磁阀 R9009124444WE6H6X/EG110N9K4
力士乐电磁阀 R9009124114WE6Y6X/EG24N9K4/B15
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力士乐电磁阀 R9009123074WE6G6X/EG24N9DL
力士乐电磁阀 R9009122014WE6D6X/EG125N9K4
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