Hydraulic valve design principle
The design of the hydraulic valve is mainly for the design of the hydraulic valve group, and the oil circuit must be considered before the design of the hydraulic valve group. It is necessary to determine in advance which parts of the oil circuit can be integrated. The design of the oil circuit must be simple and save Go unnecessary steps. After determining the oil circuit, the main thing is the oblique hole and the process hole. These things in the oil path should be reduced. As long as it is enough, it is not necessary too much. Pay attention to the hole diameter in the design of the oblique hole and the process hole.
Rexroth 4WREE Series Proportional Directional Valves
Size 6, 10
Component series 2X
Maximum operating pressure 315 bar
Maximum flow 180 l/min
Features
– Actuation is by proportional solenoids with central thread and removable coil
– Electrical position feed-back
– For subplates: porting pattern to DIN 24 340 form A, ISO 4401, CETOP-RP 121 H, NFPA T3.5.1M R1, and ANSI B93.7 D 03, D 05 Subplates to SAARalog sheets RA 45 052 and RA 45 054 (separate order), see pages 15 and 16
– Spring centered control spool
– Model 4WREE, integrated valve electronics with interface A1and F1
– Control electronics for model 4WRE: electronic amplifier VT-VRPA2-1-1X in Eurocard format (separate order)
Type Code:
01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | |||
4 | WREE | ‒ | 2X | / | G24 | K31 | / | * |
01 | 4 main ports | 4 |
02 | Proportional directional valve with electrical position feedback and integrated electronics (OBE) | WREE |
03 | Size 6 | 6 |
Size 10 | 10 | |
04 | Symbols; for the possible version, see "Symbols/Circuit diagrams" | E; E1-; V; V1-; W; W1-; EA; WA |
Rated flow NG6 | ||
05 | 4 l/min | 4 |
8 l/min | 8 | |
16 l/min | 16 | |
32 l/min | 32 | |
Rated flow NG10 | ||
05 | 25 l/min | 25 |
50 l/min | 50 | |
75 l/min | 75 | |
06 | Component series 20 ... 29 (20 ... 29: unchanged installation and connection dimensions) | 2X |
07 | Supply voltage 24 V | G24 |
Electrical connection | ||
08 | Connector DIN EN 175201-804 | K31 |
Electrical interface | ||
09 | Command value ±10 V | A1 |
Command value 4 to 20 mA | F1 | |
Seal material | ||
10 | NBR seals | M |
FKM seals | V | |
11 | Further details in the plain text | * |
R900958157 | 4WREE10E1-25-2X/G24K31/A1V |
R901066667 | 4WREE10E1-25-2X/G24K31/F1V |
R900933076 | 4WREE10E1-50-2X/G24K31/A1V |
R901188937 | 4WREE10E1-50-2X/G24K31/A1V-660 |
R901354776 | 4WREE10E1-50-2X/G24K31/F1M |
R900703908 | 4WREE10E1-50-2X/G24K31/F1V |
R900927232 | 4WREE10E1-75-2X/G24K31/A1V |
R901188938 | 4WREE10E1-75-2X/G24K31/A1V-660 |
R900970089 | 4WREE10E1-75-2X/G24K31/F1V |
R900933073 | 4WREE10E25-2X/G24K31/A1V |
R900956574 | 4WREE10E25-2X/G24K31/F1V |
R900949382 | 4WREE10E3-50-2X/G24K31/A1V |
R900972424 | 4WREE10E3-75-2X/G24K31/A1V |
R901048034 | 4WREE10E3-75-2X/G24K31/F1V |
R900927231 | 4WREE10E50-2X/G24K31/A1V |
R901219466 | 4WREE10E50-2X/G24K31/A1V=XV |
R901179145 | 4WREE10E50-2X/G24K31/A1V-660 |
R900943094 | 4WREE10E50-2X/G24K31/F1V |
R900927230 | 4WREE10E75-2X/G24K31/A1V |
R901219782 | 4WREE10E75-2X/G24K31/A1V=XV |
R901289129 | 4WREE10E75-2X/G24K31/A1V-967 |
R900927356 | 4WREE10E75-2X/G24K31/F1V |
R900967790 | 4WREE10EA25-2X/G24K31/A1V |
R900767561 | 4WREE10EA25-2X/G24K31/F1V |
R900939866 | 4WREE10EA50-2X/G24K31/A1V |
R900971420 | 4WREE10EA50-2X/G24K31/F1V |
R900940191 | 4WREE10EA75-2X/G24K31/A1V |
R900976330 | 4WREE10EA75-2X/G24K31/F1V |
R900710343 | 4WREE10EB50-2X/G24K31/A1V |
R900950497 | 4WREE10EB75-2X/G24K31/A1V |
R900724343 | 4WREE10EB75-2X/G24K31/F1V |
R901113546 | 4WREE10Q00-2X/G24K31/A1V-598=DE |
R900927237 | 4WREE10Q2-50-2X/G24K31/A1V |
R900927236 | 4WREE10Q2-75-2X/G24K31/A1V |
R901143612 | 4WREE10Q3-75-2X/G24K31/A1V-912 |
R901066046 | 4WREE10Q5-50-2X/G24K31/A1V |
R901113345 | 4WREE10Q5-50-2X/G24K31/A1V=DE |
R901028415 | 4WREE10R3-75-2X/G24K31/A1V |
R901341484 | 4WREE10R3-75-2X/G24K31/F1V |
R901037424 | 4WREE10R75-2X/G24K31/A1V |
R901349596 | 4WREE10R75-2X/G24K31/A1V-660 |
R900724591 | 4WREE10R75-2X/G24K31/F1V |
R900950365 | 4WREE10V1-25-2X/G24K31/A1V |
R900976334 | 4WREE10V1-25-2X/G24K31/F1V |
R900943804 | 4WREE10V1-50-2X/G24K31/A1V |
R900972643 | 4WREE10V1-50-2X/G24K31/F1V |
R901233907 | 4WREE10V1-50-2X/G24K31/F1V-876 |
R900950902 | 4WREE10V1-75-2X/G24K31/A1V |
R901024870 | 4WREE10V1-75-2X/G24K31/F1V |
R900933075 | 4WREE10V25-2X/G24K31/A1V |
R901179107 | 4WREE10V25-2X/G24K31/A1V-660 |
R900779950 | 4WREE10V25-2X/G24K31/F1V |
R900927235 | 4WREE10V50-2X/G24K31/A1V |
R901179034 | 4WREE10V50-2X/G24K31/A1V-660 |
R901071199 | 4WREE10V50-2X/G24K31/A1V-826 |
R901272730 | 4WREE10V50-2X/G24K31/A1V-956 |
R900924975 | 4WREE10V50-2X/G24K31/F1V |
R901268329 | 4WREE10V50-2X/G24K31/F1V-876 |
R901071988 | 4WREE10V50-2X=G24K31/A1V-826 |
R901276917 | 4WREE10V50-2X=G24K31/A1V-956 |
R900924607 | 4WREE10V75-2X/G24K31/A1V |
R901179032 | 4WREE10V75-2X/G24K31/A1V-660 |
R901060222 | 4WREE10V75-2X/G24K31/A1V-826 |
R901272835 | 4WREE10V75-2X/G24K31/A1V-956 |
R900617269 | 4WREE10V75-2X/G24K31/F1V |
R901268334 | 4WREE10V75-2X/G24K31/F1V-876 |
R901071989 | 4WREE10V75-2X=G24K31/A1V-826 |
R901276978 | 4WREE10V75-2X=G24K31/A1V-956 |
R900956458 | 4WREE10W1-25-2X/G24K31/A1V |
R900962405 | 4WREE10W1-25-2X/G24K31/F1V |
R900933077 | 4WREE10W1-50-2X/G24K31/A1V |
R901285747 | 4WREE10W1-50-2X/G24K31/A1V-967 |
R900965185 | 4WREE10W1-50-2X/G24K31/F1V |
R900927234 | 4WREE10W1-75-2X/G24K31/A1V |
R901289124 | 4WREE10W1-75-2X/G24K31/A1V-967 |
R900976119 | 4WREE10W1-75-2X/G24K31/F1V |
R900933074 | 4WREE10W25-2X/G24K31/A1V |
R900953102 | 4WREE10W25-2X/G24K31/F1V |
R901185591 | 4WREE10W2-75-2X/G24K31/A1V |
R900935771 | 4WREE10W3-25-2X/G24K31/A1V |
R900931319 | 4WREE10W3-50-2X/G24K31/A1V |
R900969321 | 4WREE10W3-75-2X/G24K31/A1V |
R900244748 | 4WREE10W3-75-2X/G24K31/F1V |
R900931371 | 4WREE10W50-2X/G24K31/A1V |
R900949806 | 4WREE10W50-2X/G24K31/F1V |
R900927233 | 4WREE10W75-2X/G24K31/A1V |
R900969501 | 4WREE10W75-2X/G24K31/A1V=DE |
R900741017 | 4WREE10W75-2X/G24K31/A1V=LB |
R901135118 | 4WREE10W75-2X/G24K31/A1V-280 |
R901293243 | 4WREE10W75-2X/G24K31/A1V-660 |
R901284098 | 4WREE10W75-2X/G24K31/A1V-967 |
R900948360 | 4WREE10W75-2X/G24K31/F1V |
R901060996 | 4WREE10WA25-2X/G24K31/F1V |
R900247296 | 4WREE10WA50-2X/G24K31/A1V |
R901063131 | 4WREE10WA50-2X/G24K31/F1V |
R901002587 | 4WREE10WA75-2X/G24K31/A1V |
R900963483 | 4WREE10WA75-2X/G24K31/F1V |
R901097145 | 4WREE10WB50-2X/G24K31/A1V |
R900960910 | 4WREE10WB50-2X/G24K31/F1V |
R901268120 | 4WREE10WB75-2X/G24K31/A1V |
R900938420 | 4WREE6E04-2X/G24K31/A1V |
R900978168 | 4WREE6E04-2X/G24K31/F1V |
R900912156 | 4WREE6E08-2X/G24K31/A1V |
R901289133 | 4WREE6E08-2X/G24K31/A1V-967 |
R900928726 | 4WREE6E08-2X/G24K31/F1V |
R900933794 | 4WREE6E1-08-2X/G24K31/A1V |
R900976811 | 4WREE6E1-08-2X/G24K31/F1V |
R900915686 | 4WREE6E1-16-2X/G24K31/A1V |
R901155084 | 4WREE6E1-16-2X/G24K31/A1V-280 |
R900617482 | 4WREE6E1-16-2X/G24K31/F1V |
R900928553 | 4WREE6E1-32-2X/G24K31/A1V |
R901179025 | 4WREE6E1-32-2X/G24K31/A1V-660 |
R900949222 | 4WREE6E1-32-2X/G24K31/F1V |
R901267814 | 4WREE6E1-32-2X/G24K31/F1V-660 |
R900920567 | 4WREE6E16-2X/G24K31/A1V |
R900774364 | 4WREE6E16-2X/G24K31/A1V=LB |
R900941623 | 4WREE6E16-2X/G24K31/F1V |
R901164513 | 4WREE6E16-2X/G24K31/F1V-660 |
R900907114 | 4WREE6E32-2X/G24K31/A1V |
R900975521 | 4WREE6E32-2X/G24K31/A1V=LB |
R901161258 | 4WREE6E32-2X/G24K31/A1V-204 |
R901220128 | 4WREE6E32-2X/G24K31/A1V-204=XV |
R901179031 | 4WREE6E32-2X/G24K31/A1V-660 |
R900925733 | 4WREE6E32-2X/G24K31/F1V |
R900706670 | 4WREE6E3-32-2X/G24K31/A1V |
R900957273 | 4WREE6E3-32-2X/G24K31/F1V |
R900950317 | 4WREE6EA08-2X/G24K31/A1V |
R900937147 | 4WREE6EA08-2X/G24K31/F1V |
R900913433 | 4WREE6EA16-2X/G24K31/A1V |
R900973289 | 4WREE6EA16-2X/G24K31/F1V |
R900912521 | 4WREE6EA32-2X/G24K31/A1V |
R900969497 | 4WREE6EA32-2X/G24K31/A1V=DE |
R900929889 | 4WREE6EA32-2X/G24K31/F1V |
R901032102 | 4WREE6EB04-2X/G24K31/F1V |
R901073284 | 4WREE6EB08-2X/G24K31/A1V |
R901063172 | 4WREE6EB08-2X/G24K31/F1V |
R900776804 | 4WREE6EB16-2X/G24K31/A1V |
R900932498 | 4WREE6EB32-2X/G24K31/A1V |
R900964078 | 4WREE6EB32-2X/G24K31/F1V |
R901095159 | 4WREE6Q00-2X/G24K31/A1V-598 |
R901113540 | 4WREE6Q00-2X/G24K31/A1V-598=DE |
R900912149 | 4WREE6Q2-08-2X/G24K31/A1V |
R901250869 | 4WREE6Q2-08-2X/G24K31/F1V |
R900912150 | 4WREE6Q2-16-2X/G24K31/A1V |
R900912154 | 4WREE6Q2-32-2X/G24K31/A1V |
R901287575 | 4WREE6Q2-32-2X/G24K31/F1V |
R901192082 | 4WREE6Q5-08-2X/G24K31/A1V |
R901116919 | 4WREE6Q5-32-2X/G24K31/A1V=DE |
R900936357 | 4WREE6V04-2X/G24K31/A1V |
R900976331 | 4WREE6V04-2X/G24K31/F1V |
R900909367 | 4WREE6V08-2X/G24K31/A1V |
R900921427 | 4WREE6V08-2X/G24K31/F1V |
R900935426 | 4WREE6V1-08-2X/G24K31/A1V |
R900949863 | 4WREE6V1-08-2X/G24K31/F1V |
R900931195 | 4WREE6V1-16-2X/G24K31/A1V |
R900949899 | 4WREE6V1-16-2X/G24K31/F1V |
R901186570 | 4WREE6V1-16-2X/G24K31/F1V-660 |
R900914841 | 4WREE6V1-32-2X/G24K31/A1V |
R900709937 | 4WREE6V1-32-2X/G24K31/F1V |
R901254686 | 4WREE6V16-2X/G24K31/A0V-906 |
R900907440 | 4WREE6V16-2X/G24K31/A1V |
R901279270 | 4WREE6V16-2X/G24K31/A1V-822 |
R900940561 | 4WREE6V16-2X/G24K31/F1V |
R901176334 | 4WREE6V16-2X=G24K31/A1V |
R901120484 | 4WREE6V32-2X/G24K31/A0V-906 |
R900911681 | 4WREE6V32-2X/G24K31/A1V |
R901284535 | 4WREE6V32-2X/G24K31/A1V-968 |
R900926747 | 4WREE6V32-2X/G24K31/F1V |
R900246469 | 4WREE6W04-2X/G24K31/A1V |
R900967564 | 4WREE6W04-2X/G24K31/F1V |
R900923000 | 4WREE6W08-2X/G24K31/A1V |
R901278020 | 4WREE6W08-2X/G24K31/A1V-280 |
R900924283 | 4WREE6W08-2X/G24K31/F1V |
R900929827 | 4WREE6W1-08-2X/G24K31/A1V |
R900965071 | 4WREE6W1-08-2X/G24K31/F1V |
R900939627 | 4WREE6W1-16-2X/G24K31/A1V |
R901154928 | 4WREE6W1-16-2X/G24K31/A1V-280 |
R900937065 | 4WREE6W1-16-2X/G24K31/F1V |
R900913359 | 4WREE6W1-32-2X/G24K31/A1V |
R900933476 | 4WREE6W1-32-2X/G24K31/F1V |
R900925657 | 4WREE6W16-2X/G24K31/A1V |
R901048039 | 4WREE6W16-2X/G24K31/A1V=LB |
R901293245 | 4WREE6W16-2X/G24K31/A1V-660 |
R900950416 | 4WREE6W16-2X/G24K31/F1V |
R900929205 | 4WREE6W2-32-2X/G24K31/A1V |
R900911004 | 4WREE6W32-2X/G24K31/A1V |
R900969483 | 4WREE6W32-2X/G24K31/A1V=DE |
R900938299 | 4WREE6W32-2X/G24K31/A1V=LB |
R901287753 | 4WREE6W32-2X/G24K31/A1V-967 |
R900246793 | 4WREE6W32-2X/G24K31/F1V |
R900761481 | 4WREE6W9-16-2X/G24K31/A1V |
R900783449 | 4WREE6W9-32-2X/G24K31/A1V |
R901185980 | 4WREE6WA04-2X/G24K31/F1V |
R900973482 | 4WREE6WA08-2X/G24K31/A1V |
R901180378 | 4WREE6WA08-2X/G24K31/F1V |
R900974247 | 4WREE6WA16-2X/G24K31/A1V |
R900617766 | 4WREE6WA16-2X/G24K31/F1V |
R900926997 | 4WREE6WA32-2X/G24K31/A1V |
R900964934 | 4WREE6WA32-2X/G24K31/F1V |
R900780141 | 4WREE6WB32-2X/G24K31/A1V |
R900979016 | 4WRTE35E1-1000L-4X/6EG24EK31/A1M |
R901253763 | 4WRTE35E1-1000L-4X/6EG24EK31/F1V |
R901187312 | 4WRTE35E1-1000L-4X/6EG24ETK31/A1M |
R901077004 | 4WRTE35E1-1000L-4X/6EG24K31/A1M |
R901242220 | 4WRTE35E1-1000L-4X/6EG24K31/A1V |
R901161014 | 4WRTE35E1-1000L-4X/6EG24K31/A1WB15M |
R901349455 | 4WRTE35E1-1000L-4X/6EG24K31/F1M |
R900762387 | 4WRTE35E1000L-4X/6EG24EK31/A1M |
R900711869 | 4WRTE35E1000L-4X/6EG24ETK31/A1M |
R900967988 | 4WRTE35E1000L-4X/6EG24K31/A1M |
R901443247 | 4WRTE35E1000L-4X/6EG24K31/A1WB15M |
R900757702 | 4WRTE35E1000L-4X/6EG24K31/F1M |
R901428411 | 4WRTE35E1000P-4X/6EG24K31/A1M |
R901207448 | 4WRTE35E3-1000L-4X/6EG24K31/A1M |
R901007740 | 4WRTE35Q2-1000L-4X/6EG24EK31/A1M |
R901407244 | 4WRTE35Q2-1000L-4X/6EG24ETK31/A5M |
R900758758 | 4WRTE35Q2-1000L-4X/6EG24K31/A1M |
R900966092 | 4WRTE35Q2-1000P-4X/6EG24ETK31/A1M |
R900972121 | 4WRTE35Q2-1000P-4X/6EG24ETK31/A1WB152M |
R901206645 | 4WRTE35Q2-1000P-4X/6EG24ETK31/A5M |
R901172061 | 4WRTE35Q2-1000P-4X/6EG24ETK31/A5WB15M |
R901069542 | 4WRTE35Q2-1000P-4X/6EG24K31/A1WB15M |
R901021371 | 4WRTE35Q2-1000P-4X/6EG24K31/A5WB15M |
R900760048 | 4WRTE35Q2-1000P-4X/6EG24TK31/A1M |
R900729062 | 4WRTE35R1000L-4X/6EG24K31/A1M |
R900759886 | 4WRTE35R1000L-4X/6EG24K31/A5M |
R901055281 | 4WRTE35R3-1000L-4X/6EG24ETK31/F1M |
R901008426 | 4WRTE35V1-1000L-4X/6EG24ETK31/A1M |
R901026939 | 4WRTE35V1-1000L-4X/6EG24ETK31/A5M |
R901212804 | 4WRTE35V1-1000L-4X/6EG24ETK31/F1M |
R900972023 | 4WRTE35V1-1000L-4X/6EG24K31/A1M |
R901223173 | 4WRTE35V1-1000L-4X/6EG24K31/A1V |
R900731824 | 4WRTE35V1-1000L-4X/6EG24K31/A5M-280 |
R900732765 | 4WRTE35V1-1000L-4X/6EG24K31/F1M |
R901221545 | 4WRTE35V1000L-4X/6EG24EK31/F1M |
R901309469 | 4WRTE35V1000L-4X/6EG24ETK31/F1M |
R900974731 | 4WRTE35V1000L-4X/6EG24K31/A1M |
R900978147 | 4WRTE35V1000L-4X/6EG24K31/A5M |
R901135021 | 4WRTE35V1000L-4X/6EG24K31/A5WB15M |
R901204542 | 4WRTE35V1000L-4X/6EG24K31/F1M |
R901134181 | 4WRTE35V1000P-4X/6EG24ETK31/A1M-280 |
R901360910 | 4WRTE35V1000P-4X/6EG24K31/A1M |
R901116120 | 4WRTE35V1000P-4X/6EG24K31/A1M-280 |
R901294422 | 4WRTE35V1000P-4X=6EG24TK31/A1V-956 |
R900734707 | 4WRTE35V5-1000P-4X/6EG24TK31/A1M=LB |
R901111512 | 4WRTE35W6-1000L-4X/6EG24EK31/F1M |
R900772986 | 4WRTE35W6-1000L-4X/6EG24ETK31/A1M |
R901369292 | 4WRTE35W6-1000L-4X/6EG24ETK31/F1M |
R901120543 | 4WRTE35W6-1000L-4X/6EG24K31/A1M |
R900772870 | 4WRTE35W6-1000L-4X/6EG24K31/A5M |
R901349456 | 4WRTE35W6-1000L-4X/6EG24K31/F1M |
R901250171 | 4WRTE35W8-1000L-4X/6EG24EK31/A1M |
R901251104 | 4WRTE35W8-1000L-4X/6EG24EK31/A1V |
R901252525 | 4WRTE35W8-1000L-4X/6EG24EK31/F1V |
R901097373 | 4WRTE35W8-1000L-4X/6EG24ETK31/F1M |
R901307851 | 4WRTE35W8-1000L-4X/6EG24K31/F1M |
R901011140 | 4WRTE35W8-1000P-4X/6EG24EK31/F1M |
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