PDF《461》

1/6 ZDR

6 D RC

26 570/02.

03

4 K 4297/1

461 Industrial Hydraulics Electric Drives and Controls Linear Motion and Assembly Technologies Pneumatics Service Automation Mobile Hydraulics 型号 ZDR

6 DP2-4X/...M... 目录 特征 版权所有.没有博世力士乐公司的授权,该文档的任何部分都不许以任何方式翻版、编辑、复制或使用电子系统 进行传播.侵权将承担损害赔偿的责任. 该文档精心编制,所有内容经过严格校对,以保证准确性. 由于产品一直处于发展中,我们必须保留修订的权利,对于因此而产生的任何不完整或不准确描述, 公司不承担责任. RC

26 570/02.03 代替:11.02 直动式减压阀 ZDR

6 D型 通径

6 4X 系列 最高工作压力

210 bar 最高流量

50 L/min ?

2003 by Bosch Rexroth AG, Industrial Hydraulics, D-97813 Lohr am Main - 加式结构 - 安装面按 DIN

24340 A型,不带定位销孔 (标准型) - 安装面按ISO 4401和CETOP-RP

121 H,带定位销孔 (订货详情.../60在阀的订货型号最后) - 4种调节元件 ?旋钮 ?带护罩的内六角调节螺钉 ?带锁有刻度旋钮 ?不带锁有刻度旋钮 - 油口A、B或P减压 - 单向阀,可选择 内容 页码 特征

1 订货型号

2 优选型号

2 图形符号

2 功能说明、剖面图

3 特性曲线

4 技术数

5 元件尺寸

6 B1_0461-0466 7/22/04, 3:11 AM

1 2/6 RC

26 570/02.03 ZDR

6 D

4 Sandwich plate = Z Pressure reducing valve = DR Nominal size

6 =

6 Direct operated = D Pressure reduction in port A2 = A Pressure reduction in port B2 = B Pressure reduction in port P1 = P Adjustment elements Rotary knob =

1 Sleeve with hexagon and protective cap =

2 Lockable rotary knob with scale =

3 1) Rotary knob with scale =

7 Series

40 to

49 = 4X (40 to 49: unchanged installation and connection dimensions) Further details in clear text No code = Without locating pin hole /60 2) = With locating pin hole No code = NBR seals V = FKM seals (other seals on request) Attention! The compatibility of the seals and pressure fluid has to be taken into account! No code = With check valve (only possible for pressure reduction in port A2) M = Without check valve Y = Internal pilot oil supply, external leakage oil drain

25 = Max. secondary pressure

25 bar

75 = Max. secondary pressure

75 bar

150 = Max. secondary pressure

150 bar

210 = Max. secondary pressure

210 bar 1) H-key with Material No. R900008158 is included within the scope of supply. 2) Locating pin

3 x

8 DIN EN ISO 8752, Material No. R900005694 (separate order) Type ZDR

6 DP..C4X/…YM… Type ZDR

6 DA..C4X/…YM… Type ZDR

6 DB..C4X/…YM… Type ZDR

6 DA..C4X/…Y… Preferred types (readily available) Symbols (

1 = component side,

2 = subplate side) T P A B

1 2 M T P A B

1 2 M T P A B

1 2 M T P A B

1 2 M Z DR

6 D C4X Y * Type Material number ZDR

6 DA2-4X/25Y R900410808 ZDR

6 DA2-4X/75Y R900410813 ZDR

6 DA2-4X/150Y R900410849 ZDR

6 DA2-4X/210Y R900410855 ZDR

6 DB2-4X/25YM R900449839 ZDR

6 DB2-4X/75YM R900431771 ZDR

6 DB2-4X/150YM R900431172 ZDR

6 DB2-4X/210YM R900463269 Type Material number ZDR

6 DP2-4X/25YM R900483785 ZDR

6 DP2-4X/75YM R900483786 ZDR

6 DP2-4X/150YM R900483787 ZDR

6 DP2-4X/210YM R900483788 Further preferred types and standard units can be found in the EPS (Standard Price List).

462 订货型号 加式结构 减压阀 顺序阀通径6 直动式 油口A2减压 油口B2减压 油口P1减压 调节元件 旋钮 带护罩的六角套筒螺丝 带锁有刻度旋钮1) 不带锁有刻度旋钮 40至49系列 (40至49:安装和连接尺寸保持不变) 其它细节用文字说明 无代号 = 不带定位销孔 带定位销孔 无代号 = 丁 橡胶密封 氟橡胶密封 (其他密封请咨询) 注意! 必须考虑密封和 流体介质的协调性! 无代号 = 带单向阀 (仅对油口A2减压才有可能) 不带单向阀 控制油内部供油,控制油外部供油 最高二次压力25 bar 最高二次压力75 bar 最高二次压力150 bar 最高二次压力210 bar 1) 代码R900008158 H-锁钥匙包含於供货清单中. 2) 定位销