产品说明：

先导式比例方向阀型号4WRZ(E)…和5WRZ(E).52…

型号为4WRZ(E)的阀门是由比例电磁铁启动的先导式四通方向阀。它们的功能是控制流动方向和流量。

5WRZ(E)…型阀门配有附加油口“R”（仅限于NG52）。
力士乐比例电液换向阀部分型号：
R900709842 4WRKE25W1-350P-3X/6EG24EK31/A5D3M-706
R900768941 4WRKE25W3-350L-3X/6EG24K31/A5D3M
R901005192 4WRKE25W6-220L-3X/6EG24EK31/A1D3M
R901041291 4WRKE25W6-220L-3X/6EG24EK31/F1D3M
R901125572 4WRKE25W6-220L-3X/6EG24ETK31/F1D3M
R901022395 4WRKE25W6-220L-3X/6EG24K31/A1D3M
R901108789 4WRKE25W6-220L-3X/6EG24K31/A1D3V
R901094831 4WRKE25W6-220L-3X/6EG24K31/F1D3M
R901146836 4WRKE25W6-220P-3X/6EG24ETK31/A1D3M
R900718919 4WRKE25W6-350L-3X/6EG24EK31/A1D3M

4WRKE16W6A200L-3X/6EG24ETK31/A5D3M  R900704401
4WRKE10E100L-3X/6EG24EK31/A1D3M  R900704234
4WRKE10E100L-3X/6EG24EK31/F1D3M  R901125661
4WRKE10E100L-3X/6EG24ETK31/A1D3M  R900704216
4WRKE10E100L-3X/6EG24K31/A1D3M  R900973372
4WRKE10E100L-3X/6EG24K31/F1D3M  R901044485
4WRKE10E25L-3X/6EG24EK31/A1D3M-280  R901121866
4WRKE10E25L-3X/6EG24ETK31/A1D3M  R900781824
4WRKE10E50L-3X/6EG24EK31/A1D3M  R900706739
4WRKE10E50L-3X/6EG24ETK31/A1D3M  R900719754
4WRKE10E50L-3X/6EG24K31/A1D3M  R900973373
4WRKE10W6-100L-3X/6EG24EK31/A1D3M  R900703914
4WRKE10W6-100L-3X/6EG24EK31/F1D3M  R900757868
4WRKE10W6-100L-3X/6EG24ETK31/A1D3M  R900704245
4WRKE10W6-100L-3X/6EG24ETK31/F1D3M  R900746091
4WRKE10W6-100L-3X/6EG24K31/A1D3M  R900973353
4WRKE10W6-100L-3X/6EG24K31/F1D3M  R900705349
4WRKE10W6-25L-3X/6EG24EK31/A1D3M  R901057128
4WRKE10W6-25L-3X/6EG24ETK31/F1D3M  R901202900
4WRKE10W6-25L-3X/6EG24K31/A1D3M  R901131241
4WRKE10W6-50L-3X/6EG24EK31/A1D3M  R900719667
4WRKE10W6-50L-3X/6EG24EK31/F1D3M  R901217997
4WRKE10W6-50L-3X/6EG24ETK31/F1D3M  R900749617
4WRKE10W6-50L-3X/6EG24K31/A1D3M  R900713239
4WRKE10W6-50L-3X/6EG24K31/F1D3M  R900705350
4WRKE10E100L-3X/6EG24ETK31/A5D3M  R900705058
4WRKE10E100L-3X/6EG24K31/A5D3M  R900708263
4WRKE10E50L-3X/6EG24EK31/A5D3M  R900702609
4WRKE10E50L-3X/6EG24EK31/A5D3M-280  R900720552
4WRKE10E50L-3X/6EG24K31/A5D3M  R900706932
4WRKE10W6-100L-3X/6EG24EK31/A5D3M  R900704755
4WRKE10W6-100L-3X/6EG24ETK31/A5D3M  R900710529
4WRKE10W6-100L-3X/6EG24K31/A5D3M  R900708050
4WRKE10W6-25L-3X/6EG24ETK31/A5D3M  R900717546
4WRKE10W6-50L-3X/6EG24EK31/A5D3M  R900702610
4WRKE10E100L-3X/6EG24K31/C1D3M  R901141974
4WRKE10E50L-3X/6EG24K31/C1D3M  R901239199
4WRKE10E1-100L-3X/6EG24EK31/A1D3M  R900738436
4WRKE10E1-100L-3X/6EG24ETK31/A1D3M  R900721894
4WRKE10E1-100L-3X/6EG24K31/A1D3M  R900706962
4WRKE10E1-100L-3X/6EG24K31/A1D3M-280  R901059576
4WRKE10E1-100L-3X/6EG24K31/F1D3M  R901231782
4WRKE10E1-50L-3X/6EG24EK31/A1D3M  R901059565
4WRKE10E1-50L-3X/6EG24ETK31/A1D3M  R900744115
4WRKE10E1-50L-3X/6EG24K31/A1D3M  R901119151
4WRKE10W8-100L-3X/6EG24EK31/A1D3M  R900717250
4WRKE10W8-100L-3X/6EG24EK31/F1D3M  R901146772

力士乐液压阀部分型号：

R900638213 KOLBEN4WRZ16E150-50/
R900638212 KOLBEN4WRZ16E100-50/
R900638205 KOLBEN4WRZ16W3-150-50/
R900638203 KOLBEN4WRZ16W2-150-50/
R900638201 KOLBEN4WRZ16W1-150-50/
R900638200 KOLBEN4WRZ16W1-100-50/
R900638199 KOLBEN4WRZ16W150-50/
R900638198 KOLBEN4WRZ16W100-50/
R900638108 KOLBEN4WRZ10W50-50/
R900638107 KOLBEN4WRZ10E50-50/
R900638105 KOLBEN4WRZ10E85-50/
R900638104 KOLBEN4WRZ10W85-50/
R900638099 KOLBEN4WRZ10E1-85-50/
R900638097 KOLBEN4WRZ10W1-85-50/
R900638096 KOLBEN4WRZ10E2-85-50/
R900638095 KOLBEN4WRZ10W2-85-50/
R900637823 DECKEL4WRZ32.-50/B-SEITE
R900637822 DECKEL4WRZ25.-50/B-SEITE
R900637584 DECKEL4WRZ10.-50/B-SEITE
R900629208 DECKEL4WRZ10.-50/A-SEITE
R900619973 4WRZ16E1-150-7X/6EG24N9TK4/D3M
R900619378 4WRZ25W2-325-5X/6A24NTK4/D3M
R900619290 4WRZ25E220-5X/6A24N9K4/M
R900619112 4WRZ16W100-6X/6AG24N9EK4/D3M
R900619111 4WRZ10W1-50-5X/6A24N9EK4/D3MR
R900619076 4WRZ25E325-7X/6EG24N9TK4/M
R900618989 4WRZ10E85-5X/6A24NTK4/D3M-20
R900618950 4WRZ16W3-150-6X/6AG24NEK4/D3M
R900618926 4WRZ32W520-7X/6EG24N9ETK4/D3M
R900618920 4WRZE25W8-220-7X/6EG24N9ETK31/A1D3M
R900618605 4WRZE25W6-325-7X/6EG24N9K31/A1D3M
R900618474 4WRZ10W2-85-5X/6A24NTK4/M
R900618473 4WRZ16W2-150-6X/6AG24NTK4/M
R900618472 4WRZ32E1-360-7X/6EG24N9TK4/D3M
R900618409 4WRZ25W6-325-7X/6EG24N9ETK4/M
R900618374 4WRZE10W6-85-7X/6EG24N9K31/A1D3M
R900618223 4WRZ25E325-7X/6EG24N9EK4/M