roportionl directionl vlve, pilot operted with electricl position feedck nd integrted electronics (OE) ype 4WRKE Nominl sizes 0 to 35 Component series 3 Mximum operting pressure 350 r Mximum flow 3000 L/min Overview of contents Contents ge Fetures Ordering detils 2 referred types 3 Symols (simplified) 3 Symols (detiled) 4 Function, section, vlve fetures 4, 5 echnicl dt 6 Electricl connections, plug-in connector 7 Connection lloction / lock circuit digrm for the integrted electronics (OE) 8 Chrcteristic curves 9-4 rnsient function Flow-commnd vlue function Unit dimensions 5-20 ilot oil supply 2, 22 Fetures RE 29075/08.04 Replces: 05.02 H//D 652 /22 ilot operted 2-stge proportionl directionl vlve with electricl position feedck of the min spool nd integrted electroncics (OE) he control of the size nd direction of flow ctution vi proportionl solenoids For suplte mounting: orting pttern to ISO 440(NS0 to 35), supltes to ctlogue sheets RE 45054 to RE 45060 (seprte order), see pges 5 to 8 Electricl position feedck Spring-centred min spool he pilot control is single stge proportionl directionl control vlve Min stge with closed loop positon control Integrted control electronics
2/22 osch Rexroth G Industril Hydrulics 4WRKE RE 29075/08.04 Ordering detils Electriclly operted 2- stge proprtionl directionl vlve of 4- wy design with integrted electronics Nominl size 0 = 0 Nominl size 6 = 6 Nominl size 25 = 25 Nominl size 27 = 27 Nominl size 32 = 32 Nominl size 35 = 35 Symols 0 0 0 0 0 0 With symols E-, W8-: : : q Vmx q V /2 : : With symols R; R3: : : q Vmx q Vmx /2 : : q V /2 q Vmx q V /2 q Vmx = E = E- = E3- = W6- = W8- = R = R3- = E ) = W6 = E ) = W6 Note: With the spools W6, W8 nd R3 there is connection from to nd to in the zero position with pprox. 2 % of the pplicle nominl cross-section. 4WRKE 3 6E G24 K3 D3 * Further detils in cler text M = 5) NR sels V = 5) FKM sels D3 = With pressure reducing vlve ZDR 6 D0-4/40M-W80 (fixed settting) Interfces C = Com./ct. vlue ± 0 m 4) = Com./ct. vlue ± 0 V F = Com./ct. vlue 4 to 20 m Electricl connections K3 = Without plug-in connector with component plug to DIN EN 7520-804 lug-in connector seprte order, see pge 7 ilot oil supply nd drin No code = Externl pilot oil supply, externl pilot oil drin E = Internl pilot oil supply, exernl pilot oil drin E = Internl pilot soil supply, internl pilot oil drin = Externl pilot oil supply, internl pilot oil drin Supply voltge G24 = + 24 V DC 6E = roportionl solenoid with removle coil 3 = Component series 30 to 39 (30 to 39: unchnged instlltion nd connection dimensions) Chrcteristic curve form L = Liner = Liner with fine control rnge Ordering detils: Nominl flow see pges 0 to 4 25 = 2) or 50 = 3) or 00 = For nominl size 0 25 = 3) or 200 = For nominl size 6 220 = 3) or 350 = For nominl size 25 500 = For nominl size 27 400 = or 600 = For nominl size 32 000 = For nominl size 35 ) Exmples: Spool in switched position ( ) ordering detil..e.. or W6 Spool in switched position ( ) ordering detil..e.. or W6 2) E nd W6 only ville with chrcteristic curve form L (liner) 3) E nd W8 only ville with chrcteristi curve form L (liner) 4) When replcing the component series 2 with component series 3 the electricl interfce is to e defined with 5 (enle signl t in C) 5) For comptile pressure fluids see pge 6
RE 29075/08.04 4WRKE Industril Hydrulics osch Rexroth G 3/22 referred types NS0 ype Mteril No. 4WRKE 0 E50L-3/6EG24EK3/D3M R90079754 4WRKE 0 W6-50L-3/6EG24EK3/D3M R90079667 4WRKE 0 W8-50L-3/6EG24EK3/D3M R90066658 4WRKE 0 E00L-3/6EG24EK3/D3M R90070426 4WRKE 0 E-00L-3/6EG24K3/D3M R900706962 4WRKE 0 W6-00L-3/6EG24EK3/D3M R900704245 4WRKE 0 W8-00L-3/6EG24K3/D3M R90070899 NS6 ype Mteril No. 4WRKE 6 E200L-3/6EG24EK3/D3M R90070496 4WRKE 6 E-200L-3/6EG24K3/D3M R900973370 4WRKE 6 W6-200L-3/6EG24EK3/D3M R90097937 4WRKE 6 W8-200L-3/6EG24EK3/D3M R9007320 Symols (simplified) ype 4WRKE 3 E. Internl pilot oil supply G 0 ype 4WRKE. 3... Externl pilot oil supply; internl pilot oil drin G 0 NS25 ype 4WRKE 25 E350L-3/6EG24EK3/D3M 4WRKE 25 E-350L-3/6EG24K3/D3M 4WRKE 25 W6-350L-3/6EG24EK3/D3M 4WRKE 25 W8-350L-3/6EG24K3/D3M NS32 ype 4WRKE 32 E600L-3/6EG24K3/CD3M 4WRKE 32 W6-600L-3/6EG24EK3/D3M ype 4WRKE 3 Externl pilot oil supply G 0 ype 4WRKE 3 E. Internl pilot oil supply; externl pilot oil drin G 0 Mteril No. R900704202 R900973368 R900249275 R900249554 Mteril No. R90072759 R900249276
4/22 osch Rexroth G Industril Hydrulics 4WRKE RE 29075/08.04 Symols (detiled) Exmple: ilot control vlve type 4WR 6 2 Min vlve 3 ressure reducing vlve type ZDR 6 D0-4/40M-W80 4 Integrted control electronics Function, section ilot control vlve type 4WR 6 W7.3/G24 (st stge) he pilot control vlve is direct operted proportionl vlve. he control edge geometry ws designed nd optimised for use s pilot control vlve for the proportionl directionl vlves type 4WRKE. he proportionl solenoids re pressure tight, oil-immersed DC solenoids with removle coil. hey covert n electricl current proportionlly into mechnicl force. n increse in the current strength cuses n ppropritely higher solenoid force. he set solenoid force remins constnt over the entire control stroke. ype 4WR 6 W7.3/G24 3 2 Externl pilot oil supply, externl pilot oil drin 4 2 5 6 3 2 0 he pilot control vlve siclly consists of the housing (), proportionl solenoids (2 nd 3), vlve spool (4) nd springs (5 nd 6). In the de-energised condition oth ctutor ports re connected to the tnk. If one of the two solenoids (2 or 3) is energised, then the solenoid force moves the vlve spool (4) ginst the spring (5 or 6). Once the overlp re is overcome, the connection to tnk of one of the two ctutor ports is locked nd the connection pressure chmer is estlised. here is flow from to the control chmer of the min stge. G 4
RE 29075/08.04 4WRKE Industril Hydrulics osch Rexroth G 5/22 Function, section, vlve fetures he type 4WRKE vlves re 2-stge proportionl directionl control vlves. hey control the size nd direction of flow. he min stge is closed loop position controlled so tht the spool position is lso independent of flow forces t lrger flows. he vlve siclly consists of the pilot control vlve (), housing (8), min spool (7), covers (5 nd 6), centering spring (4), inductive position trnsducer (9) nd the pressure reducing vlve (3). If no input signl is eing pplied, then the min spool (7) is held in the centre position y the centering spring (4). he two control chmers in the covers (5 nd 6) re connected vi the vlve spool (2) to the tnk. he min spool (7) is connected to suitle control electronics vi the inductive position trnsducer (9). the positionl chnge of the min spool (7) s well s the ltertion of the commnd vlue t the summtion point of the mplifier produces differentil voltge. With the commnd vlue/ctul vlue comprison possile Vlve fetures 3 2 5 4 8 7 6 9 he 2nd stge siclly comprises of components from our pro por tionl vlves. he zero point djustment t the min stge zero point is fctory pre-set nd cn, vi potentiometer in the control electronics, e djusted within rnge of ± 30 % of the zero stroke. he integrted control electronics cn e ccessed y removing plug in the housing. control devition is recognised vi the electronics nd n electricl current is pplied to the proportionl solenoid of the pilot vlve (). he current induces, within the solenoid, force which is pssed onto the solenoid pin which in turn ctutes the control spool. he flow which is provided vi the control cross-sections cuses the min spool to move. he min spool (7) with the ttched core of the inductive position trnsducer (9) is moved until the ctul vlue is equl to the commnd vlue. In the closed loop controlled condition the min spool (7) is force lnced nd is held in this closed loop controlled position. Spool stroke nd control opening chnge in proportionl to the commnd vlue. he control electronics re integrted into the vlve. y mtching the vlve nd electronics the spred of the series units is kept low. revent the tnk lines from emptying; with pproprite instlltion conditions, ck pressure vlve is to e instlled (ck pressure pprox. 2 r). Min stge zero point ±30 % mx. possile djustment lug g7 If the pilot control vlve or the control electronics re exchnged then these hve to e reclirted. ll clirtions must only e crried out y trined personnel. Chnging the zero point cn led to dmge to the system nd must only e crried out y trined personnel!
6/22 osch Rexroth G Industril Hydrulics 4WRKE RE 29075/08.04 echnicl dt (for pplictions outside these prmeters, plese consult us!) Generl Nominl sizes NS 0 6 25 27 32 35 Instlltion nd commissioning guidelines referly horizontl, see RE 07800 Storge temperture rnge C 20 to + 80 mient temperture rnge C 20 to + 50 Weight kg 8.7.2 6.8 7 3.5 34 Hydrulic (mesured t p = 00 r, with HL46 t 40 C ± 5 C) Operting ilot control vlve ilot oil supply r 25 to 35 pressure Min vlve, ports,, r Up to 35 Up to 350 Up to 350 Up to 20 Up to 350 Up to 350 Return ort ilot oil drin, internl r Sttic < 0 (pilot vlve) pressure ilot oil drin, externl r Up to 35 Up to 250 Up to 250 Up to 20 Up to 250 Up to 250 ort r Sttic < 0 (pilot vlve) Nominl flow q Vnom ± 0% t p = 0 r p = vlve pressure differentil L/min Flow of min vlve (mx. permissile) L/min 70 460 870 000 600 3000 ilot oil flow t ports or with step form of input signl from 0 to 00 % (35 r) L/min 4. 8.5.7.7 3.0 3.0 ressure fluid Minerl oil (HL, HL) to DIN 5524 ) hosphte ester (HFD-R) 2) Mx. permissile degree of pressure fluid contmintion Clenliness clss ilot control vlve Clss 7/5/2 3) to ISO 4406 (c) Min vlve Clss 20/8/5 3) ressure fluid temperture rnge C 20 to +80, preferly +40 to +50 Viscosity rnge mm 2 /s 20 to 380, preferly 30 to 45 25 50 00 25 80 220 350 Hysteresis % Response sensitivity % 0.5 Electricl Voltge type DC Signl type 500 nlogue ower, mx. W 72 (verge vlue = 24 W) Electricl connections lug-in connector to DIN EN 7520-804 4) Vlve protection to EN 60529 400 600 I65 with mounted nd fixed plug-in connector Control electronics Integrted into the vlve, see pge 8 dditionl electronic components V-SWM--/... see RE 29902 nlogue com. vlue module V-SWMK--/... see RE 29903 nlogue com. vlue module ) Suitle for NR nd FKM sels 2) Only suitle for FKM sels 3) he clenliness clss stted for the components must e dhered too in hydrulic systems. Effective filtrtion prevents fults from occurring nd t the sme time increses the component service life. For the selection of filters see ctlogue sheets: RE 50070, RE 50076, RE 5008; RE 50086 nd RE 50088 4) Seprte order 000 Note! For detils regrding the environmentl simultion test covering EMC (electro-mgnetic comptiility), climte nd mechnicl loding see RE 29075-U (declrtion regrding environmentl comptiility).
RE 29075/08.04 4WRKE Industril Hydrulics osch Rexroth G 7/22 Electricl connections, plug-in connector lug-in connector lug-in connector to DIN EN 7520-804 Seprte order under Mteril No. R90002267 (plstic version) For pin lloctions see lock circiut digrm on pge 8 Ø27 lug-in connector lug-in connector to DIN EN 7520-804 Seprte order under Mteril No. R900223890 (metl version) For pin lloction see lock circuit digrm on pge 8 9 85 Component plug lloction Contct Signl t or F Signl t 5 Supply voltge 24 VDC (8 to 35 VDC); I mx =.5 ; impulse lod 3 0 V Ref. (ctul vlue) C Ref. potentil for ctul vlue (contct F) Enle 4... 24 V Differentil mplifier input D ± 0 V or 4 20 m ± 0 V (commnd vlue) E 0 V ref. potentionl to D 0 V ref. popentionl to D + F Mesurement output (ctul vlue) F ± 0 V or 4 20 m ± 0 V E Connected with cooling ody nd vlve housing Commnd vlue: Ref. potentil t E nd positive commnd vlue t D results in flow from to nd to Ref. potentil t E nd negtive commnd vlue t D results in flow from to nd to Connection cle: Recommendtion: Up to 25 m cle length type LiC 7 x 0.75 mm 2 Up to 50 m cle length type LiC 7 x.0 mm 2 Externl dimeter: 6.5 to mm (plstic plug-in connector) 8 to 2 mm (metl plug-in connector) Connect screen to only on supply side. Note: Electricl signls (e.g. ctul vlue or enle signls) tken vi vlve electronics must not e used to switch off the mchine sfety functions! (his is in ccordnce with the regultions to the Europen Stndrd Sfety requirement of fluid technology system nd components hydrulics, EN 982!) Ø8 Ø3,5 Ø6,5 Ø C D F E
8/22 osch Rexroth G Industril Hydrulics 4WRKE RE 29075/08.04 Connection lloction / lock circuit digrm for the integrted electronics (OE) Current controller is current Logic is current Solenoid U I U U +/ 0 V Output stge U Com. vlue Controller I I U +/ 0 m D E U I I Output stge Current controller is current U U 4-20 m Solenoid I Switch on current limittion +/ UM MO +/ Uref 24 V 0 V = Oscilltor Monitoring Cle rek recognition Enle ) Output ref. 2) C = U U +/ 0 V F osition trnsducer min stge I Outputs Zero point U 4-20 m ) Only present with 5 electronics 2) Only present with nd F electronics I U +/ 0 m
RE 29075/08.04 4WRKE Industril Hydrulics osch Rexroth G 9/22 Chrcteristic curves (mesured with HL46 t 40 C ± 5 C) Flow-commnd vlue function for e.g. / 0 r vlve pressure differentil for spools without n re reltionship (spools E; W6-) or or 5 r per control lnd Vlid for ll of the stted spool symols E...; W... nd R... Spool with chrcteristic curve L Flow in % 00 80 60 40 20 0 5 36,25 57,5 78,75 00 Commnd vlue in % Spool with chrcteristic curve Flow in % 00 80 60 40 20 0 5 36,25 57,5 78,75 00 Commnd vlue in %
0/22 osch Rexroth G Industril Hydrulics 4WRKE RE 29075/08.04 Chrcteristic curves (mesured with HL46 t 40 C ± 5 C) rnsient function with step form of electricl input signl Stroke in % 00 75 50 25 70 00 90 0 00 0 75 0 50 0 25 0 0 20 30 0 0 20 30 ime in ms Flow-lod function t mximum vlve opening (tolernce ± 0 %) Flow in L/min 50 25 00 50 25 Signl chnge in % 20 0 20 50 00 200 300 35 Vlve pressure differentil in r Mesured t p S = 00 r NS0 = Recommended flow limittion (flow velocity 30 m/s) in the vlve connection ports
RE 29075/08.04 4WRKE Industril Hydrulics osch Rexroth G /22 Chrcteristic curves (mesured with HL46 t 40 C ± 5 C) rnsient function with step form of electricl input signl Stroke in % 00 75 50 25 0 460 300 200 80 25 0 20 30 40 Flow-lod function t mximum vlve opening (tolernce ± 0 %) Flow in L/min 200 25 Signl chnge in % 0 00 0 75 0 50 0 25 ime in ms 00 0 20 50 00 Vlve pressure differentil in r 0 0 20 30 40 200 = Recommended flow limittion (flow velocity 30 m/s) in the vlve connection ports NS6 Mesured t p S = 00 r
2/22 osch Rexroth G Industril Hydrulics 4WRKE RE 29075/08.04 Chrcteristic curves (mesured with HL46 t 40 C ± 5 C) NS25 nd 27 rnsient function with step form of electricl input signl Stroke in % 00 75 50 25 0 000 870 500 350 0 00 0 75 0 50 0 25 0 20 30 40 50 60 0 0 20 30 40 50 60 ime in ms Flow-lod function t mximum vlve opening (tolernce ± 0 %) Flow in L/min 500 NS27 350 NS25 220 NS25 Signl chnge in % 220 200 0 20 30 40 50 00 200 Vlve pressure differentil in r Mesured t p S = 00 r = Recommended flow limittion (flow velocity 30 m/s) in the vlve connection ports
RE 29075/08.04 4WRKE Industril Hydrulics osch Rexroth G 3/22 Chrcteristic curves (mesured with HL46 t 40 C ± 5 C) rnsient function with step form of electricl input signl Stroke in % 00 75 50 25 0 0 600 000 600 500 20 40 60 Flow-lod function t mximum vlve opening (tolernce ± 0 %) Flow in L/min 600 0 00 0 75 0 50 0 25 80 00 20 40 0 20 40 60 80 00 20 40 ime in ms 400 Signl chnge in % 400 0 20 50 00 Vlve pressure differentil in r 200 300 350 NS32 Mesured t p S = 00 r = Recommended flow limittion (flow velocity 30 m/s) in the vlve connection ports
4/22 osch Rexroth G Industril Hydrulics 4WRKE RE 29075/08.04 Chrcteristic curves (mesured with HL46 t 40 C ± 5 C) rnsient function with step form of electricl input signl Stroke in % 00 75 50 25 0 00 0 75 0 50 0 25 0 0 40 80 20 60 200 0 40 80 20 60 200 ime in ms Flow-lod function t mximum vlve opening (tolernce ± 0 %) Flow in L/min 3000 2500 2000 500 000 000 Signl chnge in % 800 0 20 50 00 Vlve pressure differentil in r = Recommended flow limittion (flow velocity 30 m/s) in the vlve connection ports NS35 Mesured t p S = 00 r
RE 29075/08.04 4WRKE Industril Hydrulics osch Rexroth G 5/22 Unit dimensions (in mm) 7 8 73 35 25,5 52,5 05 3,5 27 3 2 4 5 2 F F4 08 322 ilot control vlve 2 lug-in connector "", colour grey 3 lug-in connector "", colour lck 4 Spce required for the connection cle nd to remove the plug-in connector 5 Cling 6 lug-in connector, seprte order, see pge 7 7 ressure reducing vlve 8 Nme plte 9 Min vlve 0 Integrted control electronics Identicl sel rings for ports,,, 244 3 F2 F3 5 9 0 6 0,0/00mm R 4 mx 70 Required surfce finish of the mting piece 86 For sectionl drwing see pge 2 94 NS0 2 Identicl sel rings for ports, 3 Mchined vlve mounting surfce, position of the ports is to ISO 440-05-05-0-94 (ports, s required) Devition from the stndrd: - orts,,, nd Ø mm Supltes to ctlogue sheet RE 45054 nd vlve fixing screws must e ordered seprtely. Supltes: G 534/0 (G 3/4) G 535/0 (G 3/4) with ports nd G 536/0 (G ) with ports nd Vlve fixing screws: 4 S.H.C.S. DIN 92 - M6 x 45-0.9; Coting to DIN EN ISO 0683 flzn - 240h - L (friction vlue 0.09-0.4 to VD 235-02) M =3.5 Nm, ighten with torque wrench with n ccurcy of ± 0% Note: he tightening torque reltes to the mximum operting pressure!
6/22 osch Rexroth G Industril Hydrulics 4WRKE RE 29075/08.04 Unit dimensions (in mm) 7 8 94 36 27 2 F 3 2 4 5 6 54 353 290 3 5 2 4 9 0 F4 G2 29 F5 58 F6 G ilot control vlve 2 lug-in connector "", colour grey 3 lug-in connector "", colour lck 4 Spce required for the connection cle nd to remove the plug-in connector 5 Cling 6 lug-in connector, seprte order, see pge 7 7 ressure reducing vlve 8 Nme plte 9 Min vlve 0 Integrted control electronics Identicl sel rings for ports,,, 2 Identicl sel rings for ports, F2 F3 9 Ø3 0,0/00mm R 4 mx Required surfce finish of the mting piece 3 43 96 For sectionl drwing see pge 2 NS6 204 3 Mchined vlve mounting surfce, position of the ports is to ISO 440-07-06-0-94 (ports, s required) Devition from the stndrd: - orts,, nd Ø 20 mm 4 Locting pin Supltes to ctlogue sheet RE 45056 nd vlve fixing screws must e ordered seprtely. Supltes: G 72/0 (G 3/4) G 72/02 (M27 x 2) G 74/0 (G ) G 74/02 (M33 x 2) Vlve fixing screws: 2 S.H.C.S. DIN 92 - M6 x 60-0.9; M = 4 Nm 4 S.H.C.S. DIN 92 - M0 x 60-0.9; M = 58 Nm to DIN EN ISO 0683 flzn - 240h - L (friction vlue 0.09-0.4 to VD 235-02) ighten with torque wrench with n ccurcy of ± 20% Note: he tightening torque reltes to the mximum operting pressure!
RE 29075/08.04 4WRKE Industril Hydrulics osch Rexroth G 7/22 Unit dimensions (in mm) 3 2 4 5 6 20 7 8 4 (56) F 2 9 F4 4 2 9 G2 F5 95 404 ilot control vlve 2 lug-in connector "", colour grey 3 lug-in connector "", colour lck 4 Spce required for the connection cle nd to remove the plug-in connector 5 Cling 6 lug-in connector, seprte order, see pge 7 7 ressure reducing vlve 8 Nme plte 9 Min vlve F6 348 G 5 F2 F3 9 0 3 7 Ø6 0,0/00mm R 4 mx Required surfce finish of the mting piece 4 4 26 For sectionl drwing see pge 22 NS25 234 0 Integrted control electronics Identicl sel rings for ports,,, 2 Identicl sel rings for ports, 3 Mchined vlve mounting surfce, position of the ports is to ISO 440-08-07-0-94 (ports, s required) Devitions from the stndrd: - orts, nd devites from DIN Ø 25 mm - ort devites from DIN nd ISO Ø 24 mm 4 Locting pin Supltes to ctlogue sheet RE 45058 nd vlve fixing screws must e ordered seprtely. Supltes: G 5/0 (G ) G 56/0 (G /2) G 54/0 (G /4) Vlve fixing screws: 6 S.H.C.S. DIN 92 - M2 x 60-0.9; Coting to DIN EN ISO 0683 flzn - 240h - L (friction vlue 0.09-0.4 to VD 235-02) M =00 Nm, ighten with torque wrench with n ccurcy of ± 20% Note: he tightening torque reltes to the mximum operting pressure!
8/22 osch Rexroth G Industril Hydrulics 4WRKE RE 29075/08.04 Unit dimensions (in mm) 3 2 4 5 6 24 7 8 4 (58) F 2 2 F4 4 2 98 G2 F5 200 4 ilot control vlve 2 lug-in connector "", colour grey 3 lug-in connector "", colour lck 4 Spce required for the connection cle nd to remove the plug-in connector 5 Cling 6 lug-in connector seprte order, see pge 7 7 ressure reducing vlve 8 Nme plte F6 353 G 5 F2 F3 9 0 3 20 Ø6 0,0/00mm R 4 mx Required surfce finish of the mting piece 4 4 40 For sectionl drwing see pge 22 NS27 248 9 Min vlve 0 Integrted control electronics Identicl sel rings for ports,,, 2 Identicl sel rings for ports, 3 Mchined vlve mounting surfce, position of the ports is to ISO 440-08-07-0-94 (ports, s required) Devition from the stndrd: - orts,, nd Ø 32 mm 4 Locting pin Supltes to ctlogue sheet RE 45058 nd vlve fixing screws must e ordered seprtely. Supltes: G 5/0 (G ) G 56/0 (G /2) G 54/0 (G /4) Vlve fixing screws: 6 S.H.C.S. DIN 92 - M2 x 60-0.9; Coting to DIN EN ISO 0683 flzn - 240h - L (friction vlue 0.09-0.4 to VD 235-02) M =00 Nm, ighten with torque wrench with n ccurcy of ± 20% Note: he tightening torque reltes to the mxiumum operting pressure!
RE 29075/08.04 4WRKE Industril Hydrulics osch Rexroth G 9/22 200 Unit dimensions (in mm) 2,5 7 8 (80,5) 20,5 2 23 3 2 4 254 505 424,5 5 9 4 3 0 F F4 G2 F5 257 F6 G ilot control vlve 2 lug-in connector "", colour grey 3 lug-in connector "", colour lck 4 Spce required for the connection cle nd to remove the plug-in connection 5 Cling 6 lug-in connector, seprte order, see pge 7 7 ressure reducing vlve 8 Nme plte 9 Min vlve 0 Integrted control electronics Identicl sel rings for ports,,, F2 F3 5 6 9 0,0/00mm R 4 mx 97 Required surfce finish of the mting piece Ø 6 For sectionl drwing see pge 22 NS32 49 4 2 Identicl sel rings for ports, 3 Mchined vlve mounting surfce, position of the ports is to ISO 440-0-08-0-94 (ports, s required) Devition from the stndrd: - orts,, nd Ø 38 mm 4 Locting pin Supltes to ctlogue sheet RE 45060 nd vlve fixing screws must e ordered seprtely. Supltes: G 57/0 (G /2) G 57/02 (M48 x 2) G 58/0 (flnge) Vlve fixing screws: 6 S.H.C.S. DIN 92 - M20 x 80-0.9; Coting to DIN EN ISO 0683 flzn - 240h - L (friction vlue 0.09-0.4 to VD 235-02) M = 340 Nm, ighten with torque wrench with n ccurcy of ± 20% Note: he tightening torque reltes to the mximum operting pressure! 52 260
20/22 osch Rexroth G Industril Hydrulics 4WRKE RE 29075/08.04 200 Unit dimensions (in mm) 7 8 20,5 3 2 4 5 6 42,7 36 (8,7) 465,8 45 584,5 5 9 4 2 3 0 F F4 G2 F5 320 F6 G ilot control vlve 2 lug-in connector "", colour grey 3 lug-in connector "", colour lck 4 Spce required for the connection cle nd to remove the plug-in connector 5 Cling 6 lug-in connector, seprte order, see pge 7 7 ressure reducing vlve 8 Nme plte 9 Min vlve 0 Integrted control electronics F2 F3 25 97 0,0/00mm R 4 mx Ø 6 Required surfce finish of the mting piece 70 4 For sectionl drwing see pge 22 NS35 209 Identicl sel rings for ports,,, 2 Identicl sel rings for ports, 3 Mchined vlve mounting surfce, position of the ports is to ISO 440-0-08-0-94 (ports, s required) Devition from the stndrd: - orts,, nd Ø 50 mm 4 Locting pin Vlve fixing screws 6 S.H.C.S. DIN 92 - M20 x 00-0.9; Coting to DIN EN ISO 0683 flzn - 240h - L (friction vlue 0.09-0.4 to VD 235-02) M = 360 Nm, ighten with torque wrench with n ccurcy of ± 20% Note: he tightening torque reltes to the mximum operting pressure! 345,4
RE 29075/08.04 4WRKE Industril Hydrulics osch Rexroth G 2/22 ilot oil supply ype 4WRKE -3/ Externl pilot oil supply externl pilot oil drin In this version the pilot oil supply is from seprte pilot pressure circuit (externl). he pilot oil drin is not into the port of the min vlue ut seprtely into tnk vi port (externl). ype 4WRKE -3/ E Internl pilot oil supply externl pilot oil drin In this version the pilot oil supply is from the port of the min vlve (internl). he pilot oil drin is not into the port of the min vlve ut seprtely into tnk vi port (externl). ort must e plugged in the suplte. NS0 Sectionl digrm, see pge 5 ressure reducing vlve Section Section ilot oil supply externl: closed (section ) internl: open ilot oil drin externl: 2 closed (os 3 not present) (section ) internl: 2 open (os 3 present) 3 Check vlve 3 Min vlve os. nd 2: lug M6 DIN 906-8.8 3/F 2 ype 4WRKE -3/ E Internl pilot oil supply internl pilot oil drin In this version the pilot oil supply is from the port of the min vlve (internl). he pilot oil drin is directly into the port of the min vlve (in ternl). ort must e plugged in the suplte. ype 4WRKE -3/ Externl pilot oil supply internl pilot oil drin In this version the pilot oil supply is from seprte pilot pressure circuit (externl). he pilot oil drin is directily into the port of the min vlve (in ternl). ort must e plugged in the suplte. NS6 Sectionl digrm, see pge 6 Section Section ressure reducing vlve Min vlve ilot oil supply externl: closed (section ) internl: open ilot oil drin externl: closed (os 3 not present) (section ) internl: open (os 3 present) 3 Check vlve Cover 3
22/22 osch Rexroth G Industril Hydrulics 4WRKE RE 29075/08.04 ilot oil supply NS25 Sectionl digrm, see pge 7 nd 27 Section Section Cover osch Rexroth G Industril Hydrulics Zum Eisengießer 9786 Lohr m Min, Germny elefon +49 (0) 93 52 / 8-0 elefx +49 (0) 93 52 / 8-23 58 documenttion@oschrexroth.de www.oschrexroth.de Min vlve ilot oil supply externl: closed (section ) internl: open ilot oil drin externl: 2 closed (section ) internl: 2 open ilot oil supply externl: closed (section ) internl: open ilot oil drin externl: 2 closed (section ) internl: 2 open ilot control vlve 2 NS35 Sectionl digrm, see pge 9 Section Section 2 Min vlve NS32 Sectionl digrm, see pge 8 ressure reducing vlve 2 Min vlve ilot oil supply externl: closed internl: open ilot oil drin externl: 2 closed internl: 2 open his document, s well s the dt, specifictions nd other informtions set forth in it, re the exclusive property of osch Rexroth G. Without their consent it my not e reproduced or given to third prties. he dt specified ove only serves to descrie the product. No sttements concerning certin condition or suitility for certin ppliction cn e derived from our informtion. he detils stted do not relese you from the responsiility for crrying out your own ssessment nd verifiction. It must e rememered tht our products re suject to nturl process of wer nd geing.
RE 29075/08.04 4WRKE Industril Hydrulics osch Rexroth G 23/22 Notes osch Rexroth G Industril Hydrulics Zum Eisengießer 9786 Lohr m Min, Germny elefon +49 (0) 93 52 / 8-0 elefx +49 (0) 93 52 / 8-23 58 documenttion@oschrexroth.de www.oschrexroth.de his document, s well s the dt, specifictions nd other informtions set forth in it, re the exclusive property of osch Rexroth G. Without their consent it my not e reproduced or given to third prties. he dt specified ove only serves to descrie the product. No sttements concerning certin condition or suitility for certin ppliction cn e derived from our informtion. he detils stted do not relese you from the responsiility for crrying out your own ssessment nd verifiction. It must e rememered tht our products re suject to nturl process of wer nd geing.
24/22 osch Rexroth G Industril Hydrulics 4WRKE RE 29075/08.04 Notes osch Rexroth G Industril Hydrulics Zum Eisengießer 9786 Lohr m Min, Germny elefon +49 (0) 93 52 / 8-0 elefx +49 (0) 93 52 / 8-23 58 documenttion@oschrexroth.de www.oschrexroth.de his document, s well s the dt, specifictions nd other informtions set forth in it, re the exclusive property of osch Rexroth G. Without their consent it my not e reproduced or given to third prties. he dt specified ove only serves to descrie the product. No sttements concerning certin condition or suitility for certin ppliction cn e derived from our informtion. he detils stted do not relese you from the responsiility for crrying out your own ssessment nd verifiction. It must e rememered tht our products re suject to nturl process of wer nd geing.