R900704005 DBAW30BF2-2X/200Z6EW230N9K4A08V 德国力士乐
4WEH...型方向阀
WEH型方向阀是一种电液操作的方向滑阀。
它们用于控制液流的开启、停止和方向。
此类阀组成主要包括阀体、主控制阀芯、一个或两个复位弹簧,带一个或两个电磁铁。
主阀阀芯由弹簧或液压力保持在中位或初始位置。
在初始位置,两个弹簧腔和通过先导阀无压的油箱连通,经过控制油路向先导阀供油,控制油可以由内部或外部供给。当先导阀操作时,如电磁铁a得电,先导滑阀向左移动,因此弹簧腔获得先导油压力而弹簧腔保持无压状态。
先导压力施压于主阀芯的左端,并克服弹簧力,其结果,主阀的P至B和A至T被接通。当电磁铁断电,先导阀回复至初始位置,弹簧腔向油箱卸荷。控制油从弹簧腔经先导阀排入Y口,控制油可内部或外部供油和回油。
可选择的应急手动操作,在电磁铁不通电的情况下,可对先导滑阀进行操作。
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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
武穴黎翔机电设备有限公司REXROTH力士乐售部
询价联系人:陈工
询价热线:0713-8529058,18995766168
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应用于钢铁、冶金、铝行业、石油化工、航天、船舶制造、煤炭、水泥、电力、汽车、工程机械、食品、药业、林业、纺织、皮革、造纸等行业领域
产品主要特点:
4WRE和4WREE型二位四通和三位四通比例方向阀直动式,阀芯带位移电反馈,不带/带集成式放大版(OBE);
通径6和10 ,压力315 bar,流量80/180 L/min,重量2.2/6.3kg和2.4/6.5kg;
直动式比例方向阀,有带位移电反馈和集成式放大板(OBE)对于型号4WREE用;无代号带放大版不带集成或E带集成放大板;
对流量方向和大小的闭环控制;5种机能符号:E,E1-, V, W,W1- ,EA, WA;
流量压差;2X系列;
电气连接:4WRA型=K4,4WRAE型=K3;4WREE型电气接口:A1或F1指令输入,无代号4WRE型;密封件V氟橡胶;
4WRE和4WREE直动式比例方向阀:阀的控制通过带中心螺纹的比例电磁铁实现,线圈可以单独拆卸;
用于底板安装:安装面按*** 4401型,控制阀芯由弹簧对中,电控器4WREE;带电压输入或电流输入(A1resp,F1)的集成式放大板(OBE);
4WRE是三位四通型号单独订购;使用数字式模拟式放大,欧洲卡制式,模块化模拟放大器,4WRE..A(三通四位型号).单独订购,带模块化模拟放大板器。
4WREEM型4/3比例方向阀直动式,带集成电控位移电反馈并阀芯位置监控带检测证书:通径6,10,工作压力315bar,流量90/180 L/min,重量2.4/6.5kg;
直动式比例方向阀用来控制液流的方向和大小;是由带中心螺纹和可更换线圈的比例电磁铁驱动;
4WREEM比例方向阀直动式:E带集成电控器,M检测阀芯位置;6,10通径,机能符号:E,E1-,/W,W1-;
流量控制压差;04,08,16,32I/min通径6,通径10:25,50,75I/min;阶跃函数可选择:J阀芯遮盖电气补偿或无代号不带;2X系列;直流电压G24;电气接线K34不带插头带插座;带接口集成电控是B6;密封件V。
用于底板安装:油口规格按DIN 24 340A型(不带定位销孔)标准型,*** 4401和CE TOP –RP 121H型带定位销孔。博世力士乐比例方向阀4WREE10E25-2XG24K31A
标准类型
R900377429 DBDS 4 K1X/25V
R900400423 DBDS 4 K1X/50V
R900529359 DBDS 4 K1X/100V
R900393389 DBDS 4 K1X/200V
R900528882 DBDS 4 K1X/315V
R900965798 DBDS 4 K1X/420V
R900969131 DBDS 4 K1X/500V
R900423780 DBDA 6 K1X/25
R900425083 DBDA 6 K1X/50
R900425080 DBDA 6 K1X/100
R900425081 DBDA 6 K1X/200
R900425082 DBDA 6 K1X/315
R900428387 DBDA 6 K1X/400
R900427600 DBDH 6 K1X/25
R900424734 DBDH 6 K1X/50
R900424199 DBDH 6 K1X/100
R900424200 DBDH 6 K1X/200
R900424201 DBDH 6 K1X/315
R900424202 DBDH 6 K1X/400
R900420245 DBDS 6 K1X/25
R900423727 DBDS 6 K1X/50
R900423723 DBDS 6 K1X/100
R900423724 DBDS 6 K1X/200
R900423725 DBDS 6 K1X/315
R900423726 DBDS 6 K1X/400
R900430305 DBDA 10 K1X/25
R900425966 DBDA 10 K1X/50
R900425161 DBDA 10 K1X/100
R900425162 DBDA 10 K1X/200
R900425164 DBDA 10 K1X/315
R900425165 DBDA 10 K1X/400
R900426835 DBDA 10 K1X/630
R900435222 DBDH 10 K1X/25
R900424185 DBDH 10 K1X/50
R900423891 DBDH 10 K1X/100
R900424190 DBDH 10 K1X/200
R900424183 DBDH 10 K1X/315
R900424184 DBDH 10 K1X/400
R900433807 DBDH 10 K1X/630
R900420276 DBDS 10 K1X/25
R900424153 DBDS 10 K1X/50
R900424147 DBDS 10 K1X/100
R900424149 DBDS 10 K1X/200
R900424150 DBDS 10 K1X/315
R900424152 DBDS 10 K1X/400
R900427601 DBDS 10 K1X/630
R900423028 DBDH 20 K1X/25
R900424112 DBDH 20 K1X/50
R900424109 DBDH 20 K1X/100
R900422542 DBDS 20 K1X/25
R900424205 DBDS 20 K1X/50
R900424267 DBDS 20 K1X/100
R900424271 DBDS 20 K1X/315
R900424203 DBDS 20 K1X/400
R900445875 DBDH 30 K1X/25
R900424193 DBDH 30 K1X/50
R900422543 DBDS 30 K1X/25
R900424282 DBDS 30 K1X/50
R900424284 DBDS 30 K1X/100
R900424286 DBDS 30 K1X/200
R900424288 DBDS 30 K1X/315
R900432465 DBDA 6 G1X/25
R900424177 DBDA 6 G1X/50
R900425076 DBDA 6 G1X/100
R900426477 DBDA 6 G1X/200
R900426478 DBDA 6 G1X/315
R900428382 DBDA 6 G1X/400
R900426897 DBDH 6 G1X/25
R900424198 DBDH 6 G1X/50
R900424195 DBDH 6 G1X/100
R900424196 DBDH 6 G1X/200
R900424197 DBDH 6 G1X/315
R900424348 DBDH 6 G1X/400
R900430378 DBDH 6 P1X/25
R900428385 DBDH 6 P1X/50
DBDH6P1A 200
R900424246 DBDH 6 P1X/100
R900427242 DBDH 6 P1X/200
R900424266 DBDH 6 P1X/315
R900434128 DBDH 6 P1X/400
R900423718 DBDS 6 G1X/25
R900423722 DBDS 6 G1X/50
R900423717 DBDS 6 G1X/100
R900423719 DBDS 6 G1X/200
R900423720 DBDS 6 G1X/315
R900423721 DBDS 6 G1X/400
R900429414 DBDS 6 P1X/25
R900423732 DBDS 6 P1X/50
R900423728 DBDS 6 P1X/100
R900423729 DBDS 6 P1X/200
R900423730 DBDS 6 P1X/315
R900423731 DBDS 6 P1X/400
R900424180 DEDH 10 G1X/50
R900424188 DBDH 10 G1X/100
R900424178 DBDH 10 G1X/200
R900424189 DBDH 10 G1X/315
R900423739 DBDH 10 G1X/630
R900426901 DBDH 10 P1X/100
R900424186 DBDH 10 P1X/200
R900424187 DBDH 10 P1X/315
R900423743 DBDS 10 G1X/25
R900424745 DBDS 10 G1X/50
R900424738 DBDS 10 G1X/100
R900424140 DBDS 10 G1X/200
R900424742 DBDS 10 G1X/315
R900424744 DBDS 10 G1X/400
R900426905 DBDS 10 P1X/25
R900424155 DBDS 10 P1X/100
R900424158 DBDS 10 P1X/315
R900425660 DBDS 10 P1X/400
R900424162 DBDS 15 G1X/100
R900424163 DBDS 15 G1X/200
R900424165 DBDS 15 G1X/315
R900424108 DBDH 20 G1X/50
R900424103 DBDH 20 G1X/100
R900422544 DBDS 20 G1X/25
R900424276 DBDS 20 G1X/50
R900424170 DBDS 20 G1X/100
R900424172 DBDS 20 G1X/200
R900424174 DBDS 20 G1X/315
R900424274 DBDS 20 P1X/100
R900424277 DBDS 20 P1X/200
R900424278 DBDS 20 P1X/315
R900433929 DBDS 25 G1X/25
R900424263 DBDS 25 G1X/100
R900424264 DBDS 25 G1X/200
R900424265 DBDS 25 G1X/315
R900427243 DBDS 30 G1X/25
R900424262 DBDS 30 G1X/50
R900423763 DBDS 30 G1X/100
R900424281 DBDS 30 G1X/200
R900424261 DBDS 30 G1X/315
R900429711 DBDS 30 P1X/25
R900423714 DBDS 30 P1X/200
R900423715 DBDS 30 P1X/315
功能,截面,符号
压力阀类型 DBD.. K.. 是要安装在油路块中的直动式溢流阀,
用于限制系统压力。可使用调节元件(5)设置系统压力。
在初始位置时阀关闭。主油口 ① 中的压力通过先导管路(1)
和阀心(2)作用于弹簧座(3)。如果主油口 ① 中的压力上
升并超过压缩弹簧(4)上设定的值,则阀心(2)开启,工作
液流入主油口 ②。
DBD..K 3
依照压力设备导则 97/23/EC,关于经过类型测试的安全阀(类型 DBD..K../..E)的安全注意事项
– 在订购经过类型测试的安全阀之前,请注意在所需的响应压
力 p 下,安全阀的允许流量 qV 大于要保护的系统/
蓄能器的允许流量。
请务必遵守相关规定!
– 根据 PED 97/23/EC,流量引起的系统压力的升高不得超出
设定响应压力的 10%(请参见部件标识)。
不得超过在部件标识中的允许流量 qV (等于在
部件标识中的字母 "G" 处的数值,请参阅上述内容)。
安全阀的排泄管路必须在安全状态下结束。不允许在排泄系
统中存在液压油堆积(请参阅 AD2000 - 数据表 A2)。
必须遵守应用说明!
– 部件标识中的允许流量适用于排泄管路
(油口 "T")中无背压的情况。
– 如果卸下安全阀上的铅封,则依照 PED 的认证将失效!
– 通常,必须遵守压力设备导则和数据表 AD2000 A2 的要求!
– 建议锁紧经过类型测试的拧入式插装式阀,以防止在配线和
密封阀体/块时将其从拧入式阀体/块中卸下。
注意!
随着流量增加,系统压力通过回油管(油口 "T")中的背压增加。
(请遵守 AD2000 - 数据表 A2,第 6.3 项!)
为了让流量引起的系统压力增加不超过设定响应压力的 10%,
必须根据回油管(油口 T)中的背压减少允许的流量,请参阅
第 8 页的特性曲线。
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