www.atos.com able E0854/E Solenoid al valves DHI, DHE, DHER two stage, ISO 440 size 0, 6, 5 and 3 DHI, DHE and DHER are spool, two or three position, two stage al solenoid valves. hey are operated by a direct solenoid pilot valve available in three different executions: DHI suitable for C and DC supply with CURUS certified solenoids, see tech. table E00 DHE suitable for C and DC supply, high performances, see tech. table E05 DHER as DHE but with CURUS certified solenoids, see tech. table E05 Shellmoulding castings machined by transfer lines and then cleaned by thermal deburring. Optimized flow paths largely cored with extrawide channels to tank for low pressure drops. he valves can be supplied with optional devices, as adjustable chokes for control of switching times, see section for available options. Coils are easily replaceable without aid of tools. Surface mounting: ISO 440, size 0, 6, 5 and 3 Max flow up to 60, 300, 700, 000 l/min. ressure up to 350 bar DHE47**/H MODEL CODE I DH 7 / 4DC ** /* Seals material: omit for NR (mineral oil & water glycol) E = FM wo stage al control valve Solenoid pilot valve: I = DHI for C and DC supply with CURUS certified solenoids E = DHE for C and DC supply, high performances ER = DHER, as DHE but with CURUS certified solenoids Valve size: = 0 = 6 3 = 5 4 = 5 (high flow) 6 = 3 Series number Voltage code, see section = without connector See section for available connectors, to be ordered separately 00 = solenoid valve without coils (for DHI) 00C = C solenoid valve without coils (for DHE, DHER) 00DC = DC solenoid valve without coils (for DHE, DHER) Valve configuration, see section : 6 = single solenoid, center plus external position, spring centered 63 = single solenoid, external positions, spring offset 67 = single solenoid, center plus external position, spring offset 70 = double solenoid, external positions, without springs 7 = double solenoid, 3 positions, spring centered 75 = double solenoid, external positions, with detent Other configurations are available on request s Configurations 0 63 0 3 4 5 6 7 8 90 09 9 0/ 6/ 70 67/ 7 s 0 67, see section CONFIGURIONS and SOOLS Configurations 6 Options, see section 9 93 39 94 49 6 7 58 63/ / / 75 NOES (see also section 4, for special shaped spools): For D* are available only spools: 0, 0/,, /, 3, 4, 5, 58, 6, 7 For D*6 are available only spools: 0,,, 3, 4, 5, 58, 6, 7, 8, 9, 9 E085
3 MIN CHRCERISICS OF SOLENOID DIRECIONL VLVES E DHI, DHE and DHER Installation position Subplate surface finishing Roughness index Ra 0,4 flatness ratio 0,0/00 (ISO 0) mbient temperature from 0 C to +70 C Fluid Hydraulic oil as per DIN 554... 535; for other fluids see section Recommended viscosity 5 00 mm /s at 40 C (ISO VG 5 00) Fluid contamination class ISO 4406 class /9/6 NS 638 class 0, in line filters of 5 μm (β5 _>75 recommended) Fluid temperature 0 C +60 C (standard seals and water glycol) 0 C +80 C (/E seals) s shown in the symbols of tables,,, = 350 bar Operating pressure = 50 bar for external drain (standard) and with internal drain (option /D) = 0 bar DHI; 0 bar DHE(R) (DC); 60 bar DHE(R) (C) orts and L (if required): 0 bar Minimum pilot pressure for correct operation is 8 bar Rated flow Maximum flow 3. Coils characteristics Insulation class Connector protection degree I 65 Relative duty factor 00% Supply voltage and frequency See electric feature Supply voltage tolerance ± 0% Certification (only DHI and DHER) CURUS North merican standard ny position for all valves except for *70 (without springs) that must be installed with horizontal axis if operated by impulses. See diagrams Q/Δp at section DH*: 60 l/min; DH*: 300 l/min; DH*3: 650 l/min; DH*4: 700 l/min; DH*6: 000 l/min (see rated flow at section and operating limits at section ) 4 NOES 4. Options / = Solenoid mounted at side of port of main body (only for single solenoid valves). In standard version, solenoid is mounted at side of port.inter /D = Internal drain (standard configuration is external drain) /E = External pilot pressure (standard configuration is internal pilot pressure). /FV = With proximity switch for spool position monitoring: see tab. E0. /H = djustable chokes (meterout to the pilot chambers of the main valve). /H9 = djustable chokes (meterin to the pilot chambers of the main valve). /R = ilot pressure generator (4 bar on port not for DH*, see section 0. /S = Main spool stroke adjustment (not for DH*). /W = rolonged manual override protected by rubber cap. /L, /L, /L3 = Device for main spool switching time control (dimension of calibrated restrictors on and ports of the pilot valve: L =0,8mm, L =mm, L3 =,5mm) 4. s spools 0 and 3 are also available as 0/ and 3/. With them, when in centre position, oil passage from ports to tank are restricted. spools, 4, 5, 58, 6 and 7 are also available as /, 4/8, 5/, 58/, 6/ and 7/ (/, 6/ and 7/ only for DH*, 4, 6) that are properly shaped to reduce waterhammer shocks during the switching (to use with option /L*). other s of spools can be supplied on request. 5 ELECRONIC CONNECORS CCORDING O DIN 43650 the connectors must be ordered separately Code of connector Function S666 Connector I65, suitable for direct connection to electric supply source S667 s S666 connector I65 but with builtin signal led, suitable for direct connection to electric supply source S669 With builtin rectifier bridge for supplying DC coils by alternating (C 0V and 30V I ) For other available connectors, see tab. E00, E05 and K500 6 ELECRIC FEURES Valve DHI DHE DHER External supply nominal voltage ± 0% 6 DC DC 4 DC 4 DC 8 DC 48 DC 0 DC 5 DC 0 DC 4/50 C 4/60 C 48/50 C 48/60 C 0/50 C 5/60 C (5) 0/60 C (4) 30/50 C 30/60 C 0/50 C 0/60 C 30/50 C 30/60 C Voltage code 6 DC (4) DC 4 DC 4 DC 8 DC 48 DC 0 DC 5 DC 0 DC 4/50/60 C (4) 48/50/60 C (4) 0/50/60 C 5/60 C 0/60 C 30/50/60 C 30/60 C 0RC 30RC ower ype of consumption connector () S666 or S667 S669 H (80 C) for DC coils (all versions) and C coils (only DHI) F (55 C) for C coils (only DHE and DHER) Due to the occuring surface temperatures of the solenoid coils, the European standards EN563 and EN ISO 443 must be taken into account 33 W (DHI) 30 W (DHE, DHER) 60 V (DHI) 58 V (DHE, DHER) (3) 40 V 35 V 40 V 35 V DHI SCOU6DC/ 80 SCOUDC /80 SCOU4DC /80 SCOU4DC /80 SCOU8DC /80 SCOU48DC /80 SCOU0DC /80 SCOU5DC /80 SCOU0DC /80 SCOI4/50/60C /80 () SCOI48/50/60C /80 () SCOI0/50/60C /80 () SCOI0/60C /80 SCOI30/50/60C /80 () SCOI30/60C /80 SCOU0RC /80 SCOU30RC /80 Colour of coil label DHI brown green brown red silver silver gold blue black pink white yellow white light blue silver gold blue Code of spare coil DHE SCOEDC /0 SCOE4DC /0 SCOE4DC /0 SCOE8DC /0 SCOE48DC /0 SCOE0DC /0 SCOE5DC /0 SCOE0DC /0 SCOE0/50/60C /0 SCOE5/60C /0 SCOE30/50/60C /0 SCOER30/60C /0 SCOE0RC /0 SCOE30RC /0 DHER SCOERDC /0 SCOER4DC /0 SCOER4DC /0 SCOER8DC /0 SCOER48DC /0 SCOER0DC /0 SCOER5DC /0 SCOER0DC /0 SCOER0/50/60C /0 SCOER5/60C /0 SCOER30/50/60C /0 SCOER30/60C /0 SCOER0RC /0 SCOER30RC /0 () Coil can be supplied also with 60 Hz of voltage frequency: in this case the performances are reduced by 0 5% and the power consumption is 55 V (DHI) and 58 V (DHE*) () verage values based on tests performed at nominal hydraulic condition and ambient/coil temperature of 0 C. (3) When solenoid is energized, the inrush is approx 3 times the holding. Inrush values correspond to a power consumption of about 50 V. (4) Only for DHI (5) Only for DHE and DHER
7 FLOW VERSUS RESSURE DIGRMS ased on mineral oil ISO VG 46 at 50 C DH* F E DH* I DH*3 G F E D C D C H G F E D C DH*4 L I H G F DH*6 C E D C DH* 0/, / D E D C 0 D E C C E D C 3, 6, 7 C C 4, 4/8 C D D 5, 58 E C C F DH*4 D / D E E F / E D C 0 D C D E F 0/, 3/, 5/, 6, 7 D D D F 0/ D D D E / E D 3 D F 4 C C H L L 5 D D D H 6/ D E D F 7/ D E F F 8 D D E F 09 D F F 6 C D E F 7 E D E F 9 F E 39 G F F 58 E F H 58/ E D D F 90 D D D F 9 F F D 93 G D DH* 0/,, 3, 6, 7, 8 D /, /, 7/ D E 0 D E C 0/ D / 3/ D D 4 C C H I F 4/8 C C G I F 5 F H G 5/ D F 6/ C E 09 G 6 C D F 7 C E F 9 C G 39 C H 49 D 58 F H H 58/ D F 90 E D 9 C C E 93 C D 94 D DH*6 0 3 4 C C C DH*3 0 C C, 5/ D D D D 3, 3/,/ C C C C 4 E E F F G 5, 5/8 C C G 6, 7 C C G C 8 09 6 E E 9 G G 39 G D 0/ D D 4/8 E E F F G / G G 90 9 G G 93 G D E085
8 OERING LIMIS For a correct valve operation do not exceed the recommended flow rates (l/min) shown in the below tables DH* 70 60 0 350 0,, 3, 6, 7 60 60 60 45 4, 4/8 60 60 35 00 5, 58 60 60 45 0 0/, 0/, / 60 60 45 35 DH*4 70 40 0 350, 6, 7, 8 700 700 700 600, 4, 4/8 500 500 450 400 5, 0/, 0/, / 600 50 400 300 0, 3 700 700 600 540 6, 7, 58, *9, 9* 500 500 500 450 DH* 70 40 0 350 0,, 3, 6, 7, 8 300 300 300 50, 4, 4/8 300 300 40 40 5 60 0 80 00 0/, 0/, / 300 50 0 80 6, 7, 56, *9, 9* 300 300 70 00 DH*6 70 40 0 350, 3, 6, 7, 8 000 950 850 700 0 950 900 800 650, 4, 4/8, 5 850 800 700 450 0/, 58, 9, 9 950 850 650 450 DH*3 70 40 0 350, 6, 7, 8 650 650 650 600, 4, 4/8 500 500 450 400 5, 0/, 0/, / 600 50 400 300 0, 3 650 650 600 540 6, 7, 58, *9, 9* 500 500 500 450 9 SWICHING IMES (average values in m sec) Valve model Configuration lternating 70 bar Direct lternating iloting pressure 40 bar 50 bar Direct lternating Direct DH* 7, 6, 67, 6*/, 67*/ 63, 63*/ 35 50 50 30 45 0 35 50 75 40 65 30 50 80 DH* 7, 6, 67, 6*/, 67*/ 63, 63*/ 40 55 55 30 50 0 40 60 80 45 70 35 55 95 DH*3 DH*4 7, 6, 67, 6*/, 67*/ 63, 63*/ 60 95 80 45 60 30 45 80 5 75 95 50 65 30 DH*6 7, 6, 67, 6*/, 67*/ 63, 63*/ 70 5 95 55 70 40 55 50 45 95 0 70 90 80 Notes: ) For configuration 70 and 75, times of switching ON and switching OFF are the same: this value is equal to time of switch ON of configuration 63. ) ES CONDIIONS Nominal voltage supply DC (direct) and C (alternating) with connector S666. he use of other connectors can affect the switching time; bar of counter pressure on port ; mineral oil: ISO VG 46 at 50 C 3) he response time is affected by elasticity of the hydraulic circuit, by variation of hydraulic characteristics and temperature. 0 ILO RESSURE GENEROR (OION /R) he device /R generates an additional pressure drop, in order to ensure the minimum pilot pressure, for correct operation of the valves with internal pilot and fitted with spools 0, 0/, 4, 4/8, 5, 58, 09, 90, 94, 49. he device /R has to be fitted when the pressure drop in the valve, verified on flow versus pressure diagrams, is lower than the minimum pilot pressure value. Flapperguide Flapper Spring stopwasher Spring Ordering code of spare pilot pressure generator SR/D * pilot pressure generator Size: for D for D 3 for D3 4 for D4 6 for D6 DH* DH*3, DH*4 DH*6
ORIFICE LOCION FOR ILO/DRIN CHNNELS Depending on the position of internal plugs, different pilot/drain configurations can be obtained as shown below. o modify the pilot/drain configuration, proper plugs must only be interchanged. he plugs have to be sealed using loctite 70. Standard valves configuration provides internal pilot and external drain DH* Dr Internal piloting: blinded plug S300F in ; plug S30F in ; External piloting: blinded plug S300F in ; plug S30F in ; Internal drain: blinded plug S300F in ; External drain: blinded plug S300F in Dr. DH* Dr Internal piloting: External piloting: Internal drain: External drain: Without blinded plug S300F ; dd blinded plug S300F ; Without blinded plug S300F ; dd blinded plug S300F. DH*3 i Internal piloting: blinded plug S300F in ; plug S35F in i; External piloting: blinded plug S300F in i; plug S35F in ; Internal drain: blinded plug S300F in ; External drain: blinded plug S300F in. o reach the i orifice, remove plug DH*4 Dr Internal piloting: External piloting: Internal drain: External drain: Without blinded plug S500F ; dd blinded plug S500F ; Without blinded plug S300F ; dd blinded plug S300F. i DH*6 Dr Internal piloting: External piloting: Internal drain: External drain: Without plug ; dd DIN908 M6x,5 in pos ; Without plug S300F ; dd S300F. E085
DIMENSIONS FOR DH* ND DH* [mm] DH** ISO 440: 005 Mounting surface: 4400505005 Fastening bolts: 4 socket head screws M6x40 class.9 ightening torque = 5 Nm Diameter of ports,,, : Ø = mm; Diameter of ports, : Ø = 5 mm; Seals: 5 OR 050, OR 08 View from = RESSURE OR, = USE OR = NK OR = EERNL OIL ILO OR = DRIN OR DHI*/H DHI*/H9 DHI* kg 6,5 (one solenoid) kg 6,8 (two solenoids) DHE(R)* kg 6,9 (one solenoid) kg 7,6 (two solenoids) DH** ISO 440: 005 Mounting surface: 4400707005 Fastening bolts: 4 socket head screws M0x50 class.9 ightening torque = 70 Nm socket head screws M6x45 class.9 ightening torque = 5 Nm Diameter of ports,,, : Ø = 0 mm; Diameter of ports, : Ø = 7 mm; Seals: 4 OR 30, OR 043 View from = RESSURE OR, = USE OR = NK OR = EERNL OIL ILO OR = DRIN OR DHI*/H DHI*/H9 Stroke adjustment device for option /S DHI* kg 9 (one solenoid) kg 9,3 (two solenoids) DHE(R)* kg 9,4 (one solenoid) kg 0, (two solenoids) Overall dimensions refer to valves with connectors S666
3 DIMENSIONS FOR DH*3 and DH*4 [mm] DH*3* and DH*4* ISO 440: 005 Mounting surface: 4400808005 Fastening bolts: 6 socket head screws Mx60 class.9 ightening torque = 5 Nm Diameter of ports,,, : Ø = 4 mm; Diameter of ports, : Ø = 7 mm; Seals: 4 OR 4, OR 3056 View from = RESSURE OR, = USE OR = NK OR = EERNL OIL ILO OR = DRIN OR DHI3* kg 4 (one solenoid) kg 4,3 (two solenoids) DHE(R)3* kg 4,4 (one solenoid) kg 5, (two solenoids) DHI3*/H DHI3*/H9 DHI3* Stroke adjustment device for option /S DHI4* kg 4 (one solenoid) kg 4,3 (two solenoids) DHE(R)4* kg 4,4 (one solenoid) kg 5, (two solenoids) DHI4*/H DHI3*/H9 DHI4* Stroke adjustment device for option /S Overall dimensions refer to valves with connectors S666 E085
4 DIMENSIONS FOR DH*6 [mm] DH*6* ISO 440: 005 Mounting surface: 440009005 View from Fastening bolts: 6 socket head screws M0x80 class.9 ightening torque = 600 Nm Diameter of ports,,, : Ø = 34 mm; Diameter of ports, : Ø = 7 mm; Seals: 4 OR 44, OR 3056 = RESSURE OR, = USE OR = NK OR = EERNL OIL ILO OR = DRIN OR Stroke adjustment device for option/s DHI6*/H DHI6*/H9 kg 4 (one solenoid) kg 4,3 (two solenoids) 395 DHI6* DHE(R)6* kg 4,4 (one solenoid) kg 44, (two solenoids) Overall dimensions refer to valves with connectors S666 5 MOUNING SULES FOR DH*, DH*, DH*3, DH*4 ND DH*6 Valve Subplate model orts location DH* 48 orts,,,,, underneath; G 3/4" G /4" 36,5,5 5,6 DH* 434 orts,,, underneath; ports, on lateral side G 3/4" G /4" 36,5,5 5,5 DH* 48 orts,,,,, underneath; G 3/4" G /4" 36,5,5 3,5 DH* 58 orts,,,,, underneath; G " G /4" 46,5 8 DH* 59 orts,,, underneath; ports, on lateral side G " G /4" 46,5 8 DH*3 DH*4 508 orts,,,,, underneath; G " G /4" 46,5 7 DH*3 DH*4 509 orts,,, underneath; ports, on lateral G " G /4" 46,5,5 DH*6 708 orts,,,,, underneath; G /" G /4" 63,5,5 7 he subplates are supplied with fastening bolts. For further details see table K80 orts,,,, Ø Counterbore [mm],,,, Mass [Kg] /