337 Industrial Hydraulics Electric Drives and Controls Linear Motion and Assembly Technologies Pneumatics Service Automation Mobile Hydraulics RC 25 8

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1 7 Industril Hydrulics Electric Drives nd Controls Liner Motion nd ssemly echnologies neumtics Service utomtion Moile Hydrulics 0.0 R90077 D DW 0 0 r 0 L/min H088/98 + H089/98 DW 0 -/-EGN9K D0 --/...,...7 7, 8 7 9, 0 0,... DIN 0 E ISO R 0 0 ISO S 08 ISO 0 CEO R H RE 0 DW RC 78 RC 08 RC 0 00 y osch Rexroth G, Industril Hydrulics, D-978 Lohr m Min D; DW /

2 8 Without directionl vlve = = No code With uilt-on directionl =W ilot operted vlve (complete) = = No code ilot operted vlve without min spool ssemly (do not enter nom. size) =C ilot 0 0 operted vlve with min spool ssemly (enter vlve sizes 0 or 0) =C ilot operted vlve without min spool ssemly for suplte mounting = ) (do not enter nominl size) D Nom. size Ordering detils Supltes hreded connections No code G G 0 =0 =0 (G /) = (G /) =0 =0 (G ) = (G /) =0 =0 (G /) Normlly closed = ) Normlly open = ) For suplte mounting = No = code For threded connections =G djustment element Rotry kno = Sleeve with hexgon nd protective cp = Lockle rotry kno with scle = ) Rotry kno with scle =7 With Ømm 0, min spool Ø (ll nominl sizes), DC 0 = With Ø8mm DC min spool Ø 8 (only for NS ) 0 =N Series to 9 (0 to 9: unchnged instlltion nd connection =dimensions) = Settle pressure 0 r up to 0 r =0 Settle pressure 00 r up to 00 r = 00 Settle pressure 00 r up to 00 r = 00 Settle pressure r up to r = Settle pressure 0 r up to 0 r = 0 ) D/DW re the sme s DC/DWC, except tht the centrl drilling is closed D/DW DC/DWC ) Ordering detils only required for the version with uilt-on DW directionl vlve (DW). ) R H- H-key with Mteril No. is included within the RC scope of supply. 78 RC 08 ) Ctlogue sheets RE 78 (directionl spool vlve) or RE 08 (directionl poppet vlve) ) lug-in connectors must e ordered seprtely (see pge ). ) Ordering detils only required for the version with uilt-on directionl vlve nd switching shock dmping (DW / DW / S S ). 7) 7 Only possile up to pressure rstge r 8) 8 Hyphen DW only required for the versions with uilt-on directionl U S vlve (DW), without for U or S. / D; DW

3 9 = * DGRL97//EG Further detils in cler text Design tested No code = = Without design testing E= DGRL Sfety97//EG vlve with design testing to DGRL 97//EG No code = = NR sels V= FKM sels (other sels on request) ttention! he comptiility of the sels nd pressure fluid hs to e tken into ccount! R ) = Orifice Ø. Ø. mm in port of the directionl vlve mm Electricl connection K ; ) = Without plug-in DIN connector, individul EN connection with component plug DIN EN 7 No code = Without hnd override N ) = With hnd override N9 ) = With protected hnd override (stndrd) G ) = V V DC W0 ) = 0 V 0 V C0/0 Hz No code = Without directionl vlve E ) = With directionl spool vlve (high performnce vlve ) ) settle 0 pressure up to r SM ) = With directionl poppet vlve (high performnce vlve ) ) settle 0 pressure up to r No code = = Without switching shock dmping S = With switching shock DW dmping (only with version DW) No code = = Stndrd version U 7) = Vlve for minimum opening pressure (not for version without min spool ssemly nd not suitle for cross-line relief!) ilot oil supply nd pilot oil drin 8) = Internl pilot oil supply nd pilot oil drin = Externl pilot oil supply, internl pilot oil drin lso see = Internl pilot oil supply, externl pilot oil drin symols = Externl pilot oil supply nd pilot oil drin on 7 pge 7 referred types (redily ville) ype Mteril No. ype Mteril No. D 0--/0 R90090 D 0--/0 R9009 D 0--/00 R90090 D 0--/00 R D 0--/00 R D 0--/00 R90088 D 0--/ R90090 D 0--/ R90098 D 0--/0 R D 0--/0 R D 0 --/0 R90097 D 0 G-/0 R D 0 --/00 R90089 D 0 G-/00 R D 0 --/00 R D 0 G-/00 R D 0 --/ R90090 D 0 G-/ R9009 D 0 --/0 R D 0 G-/0 R900 D 0 G-/0 R D 0 G-/00 R D 0 G-/ R Further preferred types nd stndrd components D 0 G-/0 R90099 cn e found ES in the (Stndrd rice List). D 0 G-/00 W R D; DW /

4 0 DIN EN ISO 00 K For further plug-in connectors, RE see RE Vlve side Colour Without circuitry With indictor light 0 V Mteril No. With rectifier 0 V With indictor light nd Z-diode Z- protective circuit V Grey R / lck R R9009 R Ordering D W../..E detils for design tested pressure relief vlves type D(W)../..E, series Design 97/ tested EG to directive 97//EG (pressure component directive) Component NS Designtion indentifiction 0 D 0 / E ÜV.SV. 8..F.G.p DW 0 / * E ÜV.SV. 8..F.G.p D 0 / E ÜV.SV. 8..F.G.p DW 0 / * E ÜV.SV. 8..F.G.p D 0 N/ E ÜV.SV. 8..F.G.p * DW 0 N/ * E ÜV.SV. 8..F.G.p Directionl vlve, normlly closed = Directionl vlve, normlly open = For suplte mounting = No code for threded connections =G djustment element hnd wheel = (seled pressure djuster, unloding or djustments in the lower settle rnge is possile) djustment element with seled protective cp = (no djustment or unloding is possile) he pressure detils continined within the type code re to e entered y the customer, e.g. = 0 0 r r ressure djustments 0 r nd in r steps re possile Internl pilot oil supply nd pilot oil drin = )) Recommended: Internl pilot oil supply, externl pilot oil drin = ) Electricl dt ordering detils (see pge ) e.g. = EGN9K NR sels = No code FKM sels =V Mx. permissile Set response q Vmx flow q Vmx L/min over in L/min pressure with pilot oil drin r p in r externl internl to to to to to to to to to to to to 0 Importnt notes: efore ordering design tested pressure relief vlve, checks hve to e crried out to ensure tht t the required p response pressure p the q mximum permissile flow Vmx q Vmx of the sfety vlve is greter thn the mximum possile flow from the system! he pproprite regultions must e tken into ccount. he return lines (ports nd ) from sfety vlves must vent in sfe mnner. Fluid must DGRL not e le to gther in venting system. he removl of the sel from sfety vlve D000- invlidtes the DGRL pprovl! he requirements of the pressure component directive 97//EG nd the D000 informtion sheet must e tken into ccount! Detils re completed y the fctory ) DW Hyphen only required for the version with uilt-on directionl vlve (DW) ) Externl pilot oil supply is not possile! / D; DW

5 D. W 0/0/0-/... DGRL 97//EG DGRL 97//EG 0% L/min qvmx = G = < r = D % he q reltionship of Vmx the p mximum permissile flow q Vmx nd the ck pressure p in the return line with internl pilot oil return p p For n explntion of the in r in r digrm see pge p in r , 0 p in r 0, 0, 0 0 D(W) /...E , D(W) 0 - /...E Chr. curves Response p pressure p in r Chrcteristic curves for intermedite vlues cn e otined y interpoltion. q Vmx in L/min Chr. curves Response p pressure p in r Chrcteristic curves for intermedite vlues cn e otined y interpoltion. q Vmx in L/min D; DW /

6 DGRL 97//EG q Vmx p in r in r D(W) 0 - /...E 8 0 r -Kennlinie, Chr. curves r -Kennlinie Chr. curves, 8 0, p = Response pressure r in r Chr. curves Repsonse p pressure p in r Chrcteristic curves for intermedite vlues cn e otined y interpoltion. q Vmx in L/min p = Mximum permissile ck pressure in the return line (port ) D000- (he sum of ll of the possile ck pressures; lso see the D000 - informtion sheet) p mx = 0% x p (t q V = 0) to DGRL 97//EG q Vmx = L/min Mximum permissile flow in L/min n D W 0.../...E explntion of the digrm using type D(W) 0.../...E s n exmple Exmple Given: he / q flow for which sfety hs to e provided from Vmx the = 00 system/ccumultor L/min q Vmx = 00 L/min Sfety vlve set responsep pressure = 0 r p = 0 r Required: p Solution: See 00 the rrows within L/min 0 the digrm ove r p (00L/min, = 0r) p r Exmple Given: he / q flow for which sfety hs to e provided from Vmx the = 00 system/ccumultor L/min q Vmx = 00 L/min Sfety vlve set responsep pressure = 80 r p =80r Required: p Solution: See 00 the rrows within L/min 80 the digrm r p ove (00L/min, = r 80r) p r / D; DW

7 D... 0 D DW 7 8 D...-/..-.. D D../... DW D D Symols 0 ype D ype D ype D ype D ype DW Normlly closed ype DW Normlly closed ype DW Normlly closed ype DW Normlly closed Normlly open Normlly open Normlly open Normlly open D; DW 7/

8 DW... ressure DW relief vlve type DW he D () function of this vlve is siclly the sme s the vlve type D. he unloding of the min spool () however is chieved y operting () the uilt-on directionl spool vlve (). () 7 0 ressure relief vlve with switching shock dmping DW.../...S..R (sndwich plte), type DW /..S...R (7) With switching shock dmping vlve the opening of the connection from to is delyed. ressure peks nd coustic unloding shocks in the return line re therey voided. It is fitted etween the pilot control vlve () nd the directionl vlve (). () 8 7 he 8 degree of dmping (unloding shock) is determined y the size of Ø.mm R the orifice (8). he Ø. mm orifice is recommended (ordering detil..r..). 8/ D; DW

9 Generl Instlltion Optionl mient temperture rnge D.. C -0 0 to (NR sels) - to (FKM sels) DW... C -0 0 to + +0 (NR sels) - to + +0 (FKM sels) DC../DWC. he minimum housing mteril strength (for suplte mounting nd DC../DWC.. vlves): Housing mterils re to e so selected tht dequte sfety is ensured for ll conceivle operting pressures, e.g.: with ref erence to the compressive strength, thred strength nd tightening torques Weight D. 0 D. D. 0 D. D. 0 Suplte mounting D kg... DW kg DC kg. DWC kg. DC0 or 0 kg. DWC0 or 0 kg.9 hreded connections D..G kg DW..G kg echnicl dt Directionl spool vlve See ctlogue RC sheet 78 RE 78 Directionl poppet vlve See ctlogue RC sheet 08 RE 08 Hydrulic Mximum operting pressure r 0 t ports r Mx. ck pressure: ort D.. r nschluss ort DW../... (DW../...) (DW../...) or port zw. (DW../..) DW../.. nschluss (DW../..) r 0 For DC solenoids r 0 for C solenoids Settle pressure Minimum r Flow dependent (see chrteristic curves on pge ) Mximum r 0; 00; 00; ; 0 Mximum flow D. 0 D. D. 0 D. D. 0 Suplte mounting L/min hreded connections L/min ressure fluid HL, Minerl oil (HL, HL DIN HL) to ) ; Fst io-degrdle pressure VDM fluids to8 VDM RE 8 90 HEG (lso see RE 90 ); (rpe seed oil) ) ; HEG (polyglycole) ) ; HEES (synthetic ester) ; other pressure fluids on request ressure fluid temperture rnge C -0 0 to for NR sels C - to for FKM sels Viscosity rnge mm /s 0 to 800 ISO code clenliness clss ISO Mximum permissile degree of contmintion 0 (C) of the pressure 0/8/ fluid is to ISO 0 (C) clss 0/8/ ) ) ) RE RC 0 07 RC 0 08 D; DW 9/

10 ) Hydrulic Mximum flow See tles on pge nd chrcteristic curves on pges nd ressure fluid Minerl HL HL DIN oil (HL, HL) to nd DIN DIN ressure fluid temperture rnge C to + 0 (for NR sels) C to + 0 (for FKM sels) Viscosity rnge mm /s 0 to 0 Mximum ck pressure D../.. D../.. DW../.. DW../.. ort r 0 0 ort r ) p < ) p < ) For pplictions outside these prmeters, plese consult us! ) See chrcteristic curves nd explntions regrding the permissile ck pressures, see pges nd Generl guidelines DW../DE../DEE.. he unloding function (directionl vlve function with the type DW) must not e used for sfety functions! For type DW.../... the lowest settle pressure is set if the current DW...-/... fils or if there is DE... cle rek DEE... (circultion pressure). For type DW.../... the pressure relief function is ctivted if thedw...-/... current fils or if there is cle rek. Hydrulic ck pressures in port with n internl pilot oil drin or in port with n externl pilot oil drin re dded : to the response pressure set t the pilot control of the vlve. Exmple: Vlve pressure setting vi the spring loding (os. on pge 7) in the 7 pilot control vlve/djustment unit p spring = 00 r / p spring = 00 r Hydrulic ck pressure in port with n internl pilot oil drin p htdrulic hydrulic = =0r => Response pressure = p spring = + p spring htdrulic + = p hydrulic 0 r = 0r 0/ D; DW

11 7 HL ϑ oil = 0 C ± C Inlet pressure in r r r r Min. settle pressure, ypss pressure in r Min. settle pressure, ypss pressue in r r r Inlet pressure in reltion to the flow Stndrd version U Version U 0 8 Flow in L/min Minimum settle pressure nd ypss ) pressure in reltion to the flow ) Flow in L/min Minimum settle pressue nd ypss ) pressure in reltion to the flow ) L/min ) = 0 NS0 0 NS NS NS0 0 NS NS N (N) DC 0 DWC 0 NS0 0 NS NS N (N) DC 0 DWC 0 D; DW /

12 ilot flow, mesured ν = 0. t mm ν = 0, /s mm /s,0,8, 9 G /; ; 7 8 Ø 0 Ø G /;, D ØD D ØD 80 Ø7 8 HL ϑ oil = 0 C ± C 7 ilot flow in L/min L/min,,,0 0,8 0, 0, 0, Flow in L/min NS0 0 NS NS Unit mm dimensions: for threded connections (dimensions in mm) Ø9, Ø 9 ype D ØD D 0 G G / D G G / D 0 G G 7 8 D G G / 8 0 D 0 G G / Dimensions for uilt-on directionl spool vlve, see pges nd For item explntions see pge / D; DW

13 9 mm 8, (9) 0 8 g g 9, (98) ;7 Ø 0 Ø9, Ø 98 G /; G /; 78 9 M8x;0 L9 Ø L8 L7 L L ØD 9 For item explntion see pge 0,0/00mm Rmx L L L L 0 Required surfce finish of mting piece ype L L L L L L L7 L8 L9 ØD D D D D; DW /

14 0, g g 8 0 mm ;7 Ø 0 Ø9, Ø 98 G /; G /; 78 9 M8x;0 L9 Ø L8 L7 L L ØD For item explntions see pge 9 0,0/00mm Rmx L L L L 0 Required surfce finish of the mting piece ype L L L L L L L7 L8 L9 ØD D D D / D; DW

15 0 9 8 G /; 9 8 ; , Ø8, 8 Ø DC0 0 DC D mm 0 Ø9, ,0/00mm Rmx Ø 7, 9 Required surfce finish of the mting piece Dimensions for uilt-on directionl spool vlve, see pges nd For item explntions, see pge "Z" Ø, x x mx. R 0, Ø M; 9±0, ±0, Ø8, +0, Ø Ø H7 0,008 Ø0,0 Z Z Ø,8 +0, Ø x0 M; 8, 7 0,0/00 mm Z Ø 0 +0, +0,0 +0, 8 0,0 Z View Z = R mx = R mx 8 x M8; Z = R Z D; DW /

16 NS RC 78 DIN 0 DIN Ø Ø O N RC 0 D/DW 0 G /0 G /8 G /0 G / D/DW 0 D/DW 0 D/DW D/DW 0 M 0 DIN M 0 Nm D/DW 0 M 0 DIN M 0 Nm D/DW 0 M8 0 DIN M 0 Nm DC/DWC DC0/DWC0 DC 0/DWC 0 M8 0 DIN M 7 Nm D/DW M8 0 DIN M 7 Nm ) G 08/0 G / G 09/0 G G 0/0 G / G /0 G / G /0 G / ) 97//EG osch Rexroth G Industril Hydrulics D-978 Lohr m Min Zum Eisengießer D-978 Lohr m Min elephone : 0 9 /8-0 elefx : 0 9 /8-8 elex : emil : documenttion@oschrexroth.de Internet : 9 : (8) 00 : (8) : ri.info@oschrexroth.com.hk : / D; DW

119 Industrial Hydraulics Electric Drives and Controls Linear Motion and Assembly Technologies Pneumatics Service Automation Mobile Hydraulics RC 22 0

119 Industrial Hydraulics Electric Drives and Controls Linear Motion and Assembly Technologies Pneumatics Service Automation Mobile Hydraulics RC 22 0 119 Industril Hydrulics Electric Drives nd Controls Liner Motion nd ssemly echnologies neumtics Service utomtion Moile Hydrulics 11.0 3 M-.SEW 3X 0/30 r 5 L/min H3+H3 3 U M- SED 3X/0GN9K D 1 3 3 5 7 9