DESCRIPTION FUNCTION APPLICATION

Transcription

1 Solenoids Solenoid coil MKY45/18x6 For explosion-hzrd zones Protection clss IP65/67 Ex d IIC T6 / T4 G Ex t IIIC IP65 T8 C/T13 C D Ex d I M II 2 G Ex d IIC T6/T4 II 2 D Ex td A21 IP65 T8 C/T13 C I M2 Ex d I M DESCRIPTION For explosion-hzrd zones Solenoid coil in cc. with directive 94/9/EC (ATEX for explosion-hzrd zones. The fl meproof enclosures (cc. to EN/IEC 679-1/31 nd EN/IEC prevents n explosion in the interior from getting outside. The design prevents surfce temperture cple of igniting. The steel housing is zinc-/nickel-coted. CERTIFICATES in ccordnce with ATEX IECEx Surfce gs nd dust x with option -6 C x with option -6 C FUNCTION In comintion with n rmture tue, the function of switching solenoid or of proportionl solenoid results. Solenoid coils in AC - construction hve n integrted rectifi er. All cle threded joints certified for this explosion protection clss with protection clss of t lest IP65 cn e used. Mining GOST Ex x x Austrli x x Inmetro x x The certifi ctes cn e found on / DOWNLOADS / Accompnying Ex-proof / MKY45/18-..-L.. x x APPLICATION The solenoid coil is suitle for use in ll explosion-hzrd zones, open cst nd lso in mines. This signifi es, tht the coils re certifi ed for pplictions in zones with explosion-hzrd gs-, stem-, vpour-, ir- nd dust mixtures of the zones 1/21 nd 2/22. Vlves for explosion-hzrd zones re utilised in: the shipping- nd offshore industries the oil- nd gs industries the chemicl industry wood processing grin mills the mining ppliction TYPE CODE M K Y 45 / 18 x 6 - / / - # Metl housing type with steel housing Terminl ox without cle Ex d Execution Housing width 45 mm Coil internl dimeter 18 mm Coil length 6 mm Stndrde nominl voltge 12 VDC G VDC G 23 rnge U N : 24 VAC R VAC R 23 Stndrd nominl power rnge P N : 9 W L 9 21 W L 21 Certifi ction ATEX, IECEx, GOST Ex Austrli AUS Inmetro IM Temperture rnge -25 C to C to C to... M224 M238 only ATEX nd IECEx /Surfce Design-Index (Suject to chnge Postfch Fx Internet: uh.com Dt suject to chnge E 1/2 CH-3714 Frutigen Edition 14 9

2 Solenoids DIMENSIONS Ø22 Ø18,2 22, ,3 M 2 x1,5 / NPT 1/2 2 1,4 6 CHARACTERISTICS Coil winding isoltion clss H Protection clss in cc. EN 6529 IP65/67, with corresponding cle glnd Reltive duty fctor nd correct instlltion 1 % DF, comined with rmture tue nd vlve Reference temperture Execution L9: C (opertion s T1 T6/T8 C C (opertion s T1 T4/T13 C Execution L / L12 Temperture rnge -25 to C (opertion s T1 T4/T13 C Temperturereich -4 to C (opertion s T1 T4/T13 C Temperturereich -6 to C (opertion s T1 T4/T13 C : Execution L 21: C (opertion s T1 T4/T13 C At U N < 2V the mx. mient tempertu re hs to e reduced y1 C. Housing Reltive duty fctor Corrosion protection Steel housing, zinc-/nickel-coted mx. 95 % (not dew-forming Slt spry test in ccordnce with EN ISO 9227 > = 8 hours Mximum operting voltge Nominl voltge +1 % Nominl frequency in cc. with nme plte ±2 % Stndrd nominl voltges Stndrd P N = 9 W nominl powers P N = W P N = 21 W U N = 12 VDC U N = 24 VDC U N = 1 VAC U N = 23 VAC Other nominl voltges in the rnges of VDC nd VAC on request VDC Nominl power (W Nominl resistnce (Ω 16,5 13,5 9,9 7,1 Recommended rted '5 4' current for fuse inserts (ma Limiting current (ma '23 (Proportionl function 24 VDC Nominl power (W Nominl resistnce (Ω 64 49,2 38,5 27,5 Recommended rted 8 8 1'25 2' current for fuse inserts (ma Limiting current (ma (Proportionl function 1 VAC Nominl power (W Nominl resistnce (Ω 1' Recommended rted current for fuse inserts (ma 23 VAC Nominl power (W Nominl resistnce (Ω 4'75 3'37 2'85 2'5 Recommended rted current for fuse inserts (ma OPERATION SECURITY The solenoid coil must only e put into opertion, if the requirements of the operting instructions supplied re oserved to their full extent. In cse of non-oservnce, no liility cn e ssumed. A corresponding fuse in ccordnce with its design current hs to e connected in series s short-circuit protection for every solenoid coil. INSTALLATION For stck ssemly plese oserve the remrks in the operting instructions. ACCESSORIES The operting instructions incl. the EC declrtion of conformity for solenoid coils of the type MKY45/18 x 6 is supplied in Germn, English nd French (downlod under uh.com Type test certifi ctions (downlod under uh.com EC-declrtion of conformity (downlod under uh.com Recognition of production qulity ssurnce PTB 7 ATEX Q6 (downlod under uh.com Postfch Fx Internet: uh.com Dt suject to chnge E 2/2 CH-3714 Frutigen Edition 14 9

3 " " Solenoids Solenoid coil M.Z45 for explosion hzrd zones ATEX und IECEx certified Protection clss IP65 Ex i I M Ex i II C T5/T6 G II 1 G Ex i II C T6, T5 I M1 Ex i I M DESCRIPTION The solenoid coil for explosion hzrd res in the ignition protection type «intrinsiclly sfe» is utilised on solenoid spool vlves. CERTIFICATES FUNCTION The winding resistnce cn e dpted to the intrinsiclly sfe electric power supply utilised, in the rnge of Ω. With 1 Ω or 2 Ω coil resistnce it is dpted to the recommended electric power supplies. Three diodes connected in prllel with the winding serve to render the inductivity ineffective, nd diode connected in series serves s protection ginst reverse polrity. The electricl minimum vlues for secure opertion cn e tken from the corresponding dt sheet of the vlve. APPLICATION The solenoid coil is certifi ed s device of the device groups I+II, ctegory 1. This signifi es tht the devices re suitle for utilistion in res with explosive gs -, vpour -, mist - nd ir mixtures of the zones, 1 nd 2 s well s in mining pplictions. Intrinsiclly sfe vlves re used in: the shipping- nd offshore industries the oil- nd gs industries the chemicl industry the mining ppliction in ccordnce Surfce Mining with ATEX x x IECEx x x The certifi ctes cn e found on / DOWNLOADS / Accompnying Ex-proof / M.Z45 TYPE CODE M Z # Moile type with steel housing Terminl ox with cle screw connection M2x1,5 Bjonet connector (only equipment group II K B Protection type intrinsiclly sfe 45 mm squre housing Coil resistnce 1 Ω 1 2 Ω 2 Equipment group Design-Index (Suject to chnge II I M233 only in comintion with coil resistnce 1 Ω DIMENSIONS Type MKZ45 Type MBZ45 '!! % " # '!! % " # ' "! ' "!!! Postfch Fx Internet: uh.com Dt suject to chnge E 1/2 CH-3714 Frutigen Edition 13 9

4 Solenoids SPECIFICATIONS Insultion mteril clss t lest H of the excittion winding Protection clss IP65 cc. to EN Reltive duty fctor 1 % DF Admissile mient temp. T1 T6: C T1 T5: C Housing Steel housing zinc coted Reltive humidity mx. 95 % (non-condensing Connection / power supply MKZ45: Stndrd for equioment groups I+II Cle entry for cle 6 12 mm + externl protective terminl Only ville MBZ45: (CA 312E 1 SL4P-B for device group II Bjonet connector, Cnnon + externl protective terminl Technicl sfety Equipment group I II limit vlues U i 3 V 3 V I i 2,5 A,8 A P i 3 W L i mh mh C i nf nf The inductnce nd cpcitnce of the solenoid coils re mde ineffective. RECOMMENDED ELECTRIC POWER SUPPLY Electric power supply Type Mnufcturer Numer of outputs I mx Equipment group Solenoid Required coil resistnce BXNE3412 Georgin 1 95mA II 1Ω BXNE3422 Georgin 2 95mA II 1Ω KFD-SD2-EX Pepperl+Fuchs (1 9mA I nd II 1Ω BXNE3712 Georgin 1 125mA II 1Ω BXNE3722 Georgin 2 125mA II 1Ω LB61/FB62 Pepperl+Fuchs 4 8mA II 2Ω Further chrcteristic vlues refer to dt sheet of the power supply mnufcturer Prllel switching of oth outputs SAFE OPERATION Intrinsiclly vlves must only driven y suitle electric power supply (see operting instructions. The selection of the power supply nd wiring work must e executed y trined specilists. ACCESSORIES The operting instructions incl. the EC declrtion of conformity for solenoid coils of the type M.Z nd I.Z is supplied in Germn, English nd French lnguge nd provided for downloding under uh.com. Type test certifi ctions (downlod under uh.com Declrtion of conformity (downlod under uh.com Recognition of production qulity ssurnce ATEX: PTB 7 ATEX Q6 IECEx: DE/PTB/QAR9.2/ (downlod under uh.com Postfch Fx Internet: uh.com Dt suject to chnge E 2/2 CH-3714 Frutigen Edition 13 9

5 Solenoid operted spool vlves Solenoid operted spool vlve 4/2-wy impulse version, detented 4/3-wy with spring centred centre position 4/2-wy spring reset Q mx = 2 l/min, p mx = 35 r NG4-Mini II 2 G Ex d IIC II 2 D Ex td A21 IP65 I M2 Ex d I M DESCRIPTION For explosion-hzrd zones Spool vlve fl nge type NG4-Mini with four connections. Direct operted solenoid spool vlve in 5-chmer-system. Solenoid coil in cc. with directive 94/9/EC (ATEX for explosion-hzrd zones. The fl meproof enclosures (cc. to EN/IEC 679-1/31 nd EN/IEC prevents n explosion in the interior from getting outside. The design prevents surfce temperture cple of igniting. FUNCTION The energised solenoid shifts the spool into the corresponding position. 4/2-wy impulse spool vlve: Two solenoids nd two detented switched positions. With the solenoids de-energised, the spool remins in the corresponding switched position, y the detentsing. 4/3-wy spool vlve: Two solenoids nd three switched positions. With the solenoids de-energised, the spool returns to the centre position y spring force. 4/2-wy spool vlve: One solenoid nd two switched positions. With the solenoid de-energised the spool returns to the offset position y spring force. APPLICATION These vlves re suitle for pplictions in explosion-hzrd zones, open cst nd lso in mines. Solenoid operted spool vlves re minly used to control the direction of movement nd to hold hydrulic cylinders nd motors. The direction of fl ow through the vlve is determined y the spool symol. The switching performnce nd the possile lekge must e tken into considertion when designing system. CERTIFICATES in ccordnce with Surfce gs + dust Mining ATEX x x IECEx x x GOST Ex x x Austrli x x Inmetro x x The certifi ctes cn e found on / DOWNLOADS / Accompnying Ex-proof / MKY45/18-..-L.. TYPE CODE Interntionl mounting interfce ISO Explosion-proof execution, Ex d Numer of control ports Description of symols cc. to tle nominl voltge U N 12 VDC G12 24 VDC G24 1 VAC R1 23 VAC R23 Amient temp. y: Nominl power P N 9 W L9 4 C or 9 C W L 7 C Certifi cte ATEX, IECEx, GOST Ex Austrli AU Inmetro IM Design-Index (Suject to chnge B EXd 4 - / / # GENERAL SPECIFICATIONS Description 4/2-, 4/3-wy vlve Nominl size NG4 cc. to Wndfl uh stndrds Construction Direct operted spool vlve Opertion Solenoid operted Mounting Flnge instlltion 3 ttchment holes for cylinder screws M5 x 4 or M5 x 5 with distnce plte BDP 4/12 Connections Screw connection fi xing pltes In-line fl nge pltes Longitudinl stcking system Admissile mient temp. Execution L9: C (opertion s T1 T6/T8 C C (opertion s T1 T4/T13 C Execution L: C (opertion s T1 T4/T13 C In cse of U N < 2V, the mx. mient temperture hs to e reduced y 1 C. Mounting position ny, preferly horizontl Fstening torque M D = 5,5 Nm (qulity 8.8 for fi xing screw M D = 5 Nm for knurled nut Weight: 4/2-wy impulse m = 4,4 kg 4/3-wy m = 4,4 kg 4/2-wy (1 solenoid m = 2,6 kg HYDRAULIC SPECIFICATIONS Fluid Minerl oil, other fl uid on request Contmintion effi ciency ISO 446:1999, clsse 2/18/14 (Required fi ltrtion grde ß refer to dt sheet 1.-5/2 Viscosity rnge 12 mm²/s...32 mm²/s Admissile fl uid temp. Execution L9: C (opertion s T1 T6/T8 C C (opertion s T1 T4/T13 C Execution L: C (opertion s T1 T4/T13 C Working pressure in port P, A, B Tnk pressure in port T Mx. volume fl ow Lekge volume fl ow p mx = 35 r (p T < 2 r p mx = 3 r (p T > 2 r p Tmx = 1 r Q mx = 2 l/min see chrcteristics In cse of the execution L for mient tempertures of up to 7 C the chrcteristic performnce vlues were estlished t n mient temperture of 5 C. Postfch Fx Internet: uh.com Dt suject to chnge E 1/3 CH-3714 Frutigen Edition 14 9

6 Solenoid operted spool vlves ELECTRICAL CONTROL Construction Solenoid, wet pin push type, pressure-proof Stndrd-nominl voltge U N = 12 VDC, 24 VDC, 1 VAC, 23 VAC AC = 5 up to 6 Hz ± 2 %; with uilt-in two-wy rectifi er nd recovery diode Voltge tolernce ±1 % of rted voltge Protection clss IP67 cc. to EN Reltive duty fctor 1 % DF Switching cycles 12 / h Operting life 1 7 (numer of switching cycles, theoreticlly Connection / Power supply Through cle glnd for cle dimeter 6,5 14 mm Temperture clss: (cc. to EN 679- Execution L9 T1 T6 Execution L T1 T4 Nominl power: Execution L9 9 W Execution L W For further electricl chrcteristics, refer to the dt sheet of the solenoid coil OPERATION SECURITY The solenoid coil must only e put into opertion, if the requirements of the operting instructions supplied re oserved to their full extent. In cse of non-oservnce, no liility cn e ssumed. INSTALLATION For stck ssemly plese oserve the remrks in the operting instructions. TYPE LIST / DESIGNATION OF SYMBOLS 4/2-wy vlve impulse 4/2-wy vlve with spring reset Trnsitionl functions Opertion A-side Opertion B-side A B A B A B J4 Z4 Z4 4/3-wy vlve spring centred A B A B A B o D41 Z41 Z41 o D42 Z42 Z42 o D43 Z43 Z43 o D44 Z44 Z44 o D45 Z45 Z45 CHARACTERISTICS Oil viscosity υ = 3 mm²/s Execution L9 / 9 on request p = f (Q Power limits p = f (Q Power limits in cse of the stndrd voltge -1 % in cse of the stndrd voltge -1 % mesured t 5 C mesured t 4 C Execution L K Q [l/min] Execution L9 K Q [l/min] Postfch Fx Internet: uh.com Dt suject to chnge E 2/3 CH-3714 Frutigen Edition 14 9

7 Solenoid operted spool vlves p = f (Q Pressure drop volume fl ow chrcteristics K Q [l/min] Symol Pressure loss chrcteristic curve no. Volume flow direction P - A P - B P - T A - T B - T Z4/J D41/Z D42/Z D43/Z D44/Z D45/Z Q L = f (p Lekge volume fl ow chrcteristics per control edge Q [cm 3 /min] K J4/Z4/D41/D42/D44/D45 DIMENSIONS 4/3-wy vlve (spring centred 4/2-wy vlve (impulse 4/2-wy vlve (spring offset 94,6 6 Ø 9,5 Ø 5,5 ( 6 23, Dimensions of the solenoid coil, refer to dt sheet Order distnce plte BDP4/12 seprtley ( 12 P A T B To PARTS LIST Position Article Description Spool MKY45/18x Plug with integrted mnul override HB4, Cover Socket hed cp screw M4x12 DIN O-Ring ID 5,28x1, Distnce plte BDP4/ Cle glnd rss M2 ACCESSORIES Threded connecting pltes, Multi-fl nge supltes nd longitudinl stcking system see reg. 2.9 Technicl explntion see dt sheet 1.-1 Postfch Fx Internet: uh.com Dt suject to chnge E 3/3 CH-3714 Frutigen Edition 14 9

8 Solenoid operted spool vlves Solenoid operted spool vlve 4/2-wy impulse version, detented 4/3-wy with spring centred centre position 4/2-wy spring reset Q mx = 5 l/min, p mx = 35 r NG6 ISO II 2 G Ex d IIC II 2 D Ex td A21 IP65 I M2 Ex d I M DESCRIPTION For explosion-hzrd zones Spool vlve fl nge type NG6 with four connections. Direct operted solenoid spool vlve in 5-chmer-system. Solenoid coil in cc. with directive 94/9/EC (ATEX for explosion-hzrd zones. The fl meproof enclosures (cc. to EN/IEC 679-1/31 nd EN/IEC prevents n explosion in the interior from getting outside. The design prevents surfce temperture cple of igniting. FUNCTION The energised solenoid shifts the spool into the corresponding position. 4/2-wy impulse vlve detented: Two solenoids nd two detented positions. 4/3-wy spool vlve: Two solenoids nd three positions. 4/2-wy spool vlve: One solenoid nd two positions. APPLICATION These vlves re suitle for pplictions in explosion-hzrd zones, open cst nd lso in mines. Solenoid operted spool vlves re minly used to control the direction of movement nd to hold hydrulic cylinders nd motors. The direction of fl ow through the vlve is determined y the spool symol. The switching performnce nd the possile lekge must e tken into considertion when designing system. CERTIFICATES in ccordnce with ATEX IECEx Surfce gs nd dust x with option -6 C x with option -6 C Mining x x GOST Ex x x Austrli x x Inmetro x x The certifi ctes cn e found on / DOWNLOADS / Accompnying Ex-proof / MKY45/18-..-L.. TYPE CODE Interntionl connection stndrd ISO Explosion protection version, Ex d Numer of control ports Description of symols cc. to tle Nominl voltge U N 12 VDC G12 24 VDC G24 1 VAC R1 23 VAC R23 Amient temp. with: Nominl power P N 9 W L9 4 C or 9 C W L 7 C Certifi ction ATEX, IECEx, GOST Ex Austrli AU Inmetro IM A EXd 4 - / / - # Temperture rnge -25 C to C to... Z64 only with W -6 C to... Z591 only with W / ATEX nd IECEx / Surfce Design-Index (Suject to chnge Postfch Fx Internet: uh.com Dt suject to chnge E 1/4 CH-3714 Frutigen Edition 14 9

9 Solenoid operted spool vlves GENERAL SPECIFICATIONS Description 4/2-, 4/3-wy vlve Nominl size NG6 cc. to ISO Construction Direct operted spool vlve Opertion Solenoid operted Mounting Flnge instlltion 4 ttchment holes for cylinder screws M5x45 In cse of vlves for the temperture rn ge -6 C to... (Z591 screws of the qulity A4 hve to e used. Connections Screw connection fi xing pltes In-line fl nge pltes Longitudinl stcking system Admissile mient temp. Execution L9: C (opertion s T1 T6/T8 C C (opertion s T1 T4/T13 C Execution L: Temperture rnge -25 to C (opertion s T1 T4/T13 C Temperture rnge -4 to C (opertion s T1 T4/T13 C Temperture rnge -6 to C (opertion s T1 T4/T13 C In cse of U N < 2V, the mx. mient temperture hs to e reduced y 1 C. Mounting position ny, preferly horizontl Fstening torque M D = 5,5 Nm (qulity 8.8 for fi xing screw M D = 5 Nm for knurled nut Weight: 4/2-wy impulse m = 4,6 kg 4/3-wy m = 4,6 kg 4/2-wy (1 solenoid m = 2,8 kg HYDRAULIC SPECIFICATIONS Fluid Minerl oil, other fl uid on request Contmintion effi ciency ISO 446:1999, clsse 2/18/14 (Required fi ltrtion grde ß refer to dt sheet 1.-5/2 Viscosity rnge 12 mm²/s...32 mm²/s Admissile fl uid temp. Execution L9: C (opertion s T1 T6/T8 C C (opertion s T1 T4/T13 C Execution L: Temperture rnge -25 to C (opertion s T1 T4 / T13 C Temperture rnge -4 to C (opertion s T1 T4/T13 C Temperture rnge -6 to C (Betrie ls T1 T4/T13 C Working pressure p mx = 35 r in port P, A, B Tnk pressure in port T p Tmx = 1 r Mx. volume fl ow Q mx = 5 l/min Lekge volume fl ow see chrcteristics TYPE LIST / DESIGNATION OF SYMBOLS 4/2-wy vlve impulse 4/2-wy vlve with spring reset Trnsitionl functions Opertion A-side Opertion B-side A B A B A B J6 Z6 Z6 4/3-wy vlve spring centred A B A B A B o D61 Z61 Z61 o D62 Z62 Z62 o D63 Z63 Z63 o D64 Z64 Z64 o D65 Z65 Z65 Postfch Fx Internet: uh.com Dt suject to chnge E 2/4 CH-3714 Frutigen Edition 14 9

10 Solenoid operted spool vlves CHARACTERISTICS Oil viscosity υ = 3 mm²/s Execution L9 / 9 on request p = f (Q Power limits p = f (Q Power limits in cse of the stndrd voltge -1 % in cse of the stndrd voltge -1 % mesured t 5 C mesured t 4 C Execution L Execution L9 K232_4 35 J6 3 D D65/Z6 D D63/D Q [l/min] K232_1 35 J D62 1 D65 D63/D64 Z6 5 D Q [l/min] p = f (Q Pressure drop volume fl ow chrcteristics K232_ Q [l/min] Symole Pressure loss chrcteristic curve no. Volume flow direction P - A P - B P - T A - T B - T Z6/J D61/Z D62/Z D63/Z D64/Z D65/Z Q L = f (p Lekge volume fl ow chrcteristics per control edge Q [cm 3 /min] K232_ J6/Z6/D61/D62/D64/D65 D63 ELECTRICAL CONTROL Construction Solenoid, wet pin push type, pressure-proof Stndrd-nominl voltge U N = 12 VDC, 24 VDC, 1 VAC, 23 VAC AC = 5 to 6 Hz ± 2 %; with uilt-in two-wy rectifi er nd recovery diode Voltge tolernce ±1 % of rted voltge Protection clss IP67 cc. to EN Reltive duty fctor 1 % DF Switching cycles 12 /h Operting life 1 7 (numer of switching cycles, theoreticlly Connection / Power supply Through cle glnd for cle dimeter 6,5 14 mm Temperture clss: (cc. to EN 679- Execution L9 T1 T6 Execution L T1 T4 Nominl power: Execution L9 9 W Execution L W For further electricl chrcteristics, refer to the dt sheet of the solenoid coil In cse of the execution L for mient tempertures of up to 7 C the chrcteristic performnce vlues were estlished t n mient temperture of 5 C. In cse of vlves for the temperture rnges "-4 C to..." (Z64 nd "-6 C to..." (Z591, the lekge volume fl ow cn e greter up to eight times. Postfch Fx Internet: uh.com Dt suject to chnge E 3/4 CH-3714 Frutigen Edition 14 9

11 Solenoid operted spool vlves DIMENSIONS 4/3-wy vlve (spring centred 4/2-wy vlve (impulse 4/2-wy vlve (spring offset Ø9,5 Ø5, ,8 5 22,5 39 ( ,2 8,1 9 64,3 177,4 1 4 Dimensions of the solenoid coil, refer to dt sheet , ,5 PARTS LIST Position Article Description Coil type MKY 45/18x Plug with integrted mnul override -25 C to HB4,5-4 C to HB4,5-D3-6 C to HB4,5-Z O-ring ID 9,25x1,78-25 C to O-ring ID 9.25x1,78-4 C to O-ring ID 9,25x1,78-6 C to Cle entry rss M2x1,5 21,5 19 4,5 ACCESSORIES Threded connecting pltes, Multi-fl nge supltes nd longitudinl stcking system see reg. 2.9 Technicl explntion see dt sheet 1.-1 INSTALLATION For stck ssemly plese oserve the remrks in the operting instructions. SECURITY OPERATED The solenoid coil must only e put into opertion, if the requirements of the operting instructions supplied re oserved to their full extent. In cse of non-oservnce, no liility cn e ssumed. Postfch Fx Internet: uh.com Dt suject to chnge E 4/4 CH-3714 Frutigen Edition 14 9

12 Solenoid operted spool vlves Solenoid operted spool vlve 4/2-wy impulse version, detented 4/3-wy with spring centred centre position 4/2-wy spring reset Q mx = 8 l/min, p mx = 35 r NG6 ISO II 2 G Ex d IIC II 2 D Ex td A21 IP65 I M2 Ex d I M DESCRIPTION For explosion-hzrd zones Spool vlve fl nge type NG6 with four connections. Direct operted solenoid spool vlve in 5-chmer-system. Solenoid coil in cc. with directive 94/9/EC (ATEX for explosion-hzrd zones. The fl meproof enclosures (cc. to EN/IEC 679-1/31 nd EN/IEC prevents n explosion in the interior from getting outside. The design prevents surfce temperture cple of igniting. FUNCTION The energised solenoid shifts the spool into the corresponding position. 4/2-wy impulse vlve detented: Two solenoids nd two detented positions. 4/3-wy spool vlve: Two solenoids nd three positions. 4/2-wy spool vlve: One solenoid nd two positions. APPLICATION These vlves re suitle for pplictions in explosion-hzrd zones, open cst nd lso in mines. Solenoid operted spool vlves re minly used to control the direction of movement nd to hold hydrulic cylinders nd motors. The direction of fl ow through the vlve is determined y the spool symol. The switching performnce nd the possile lekge must e tken into considertion when designing system. CERTIFICATES in ccordnce Surfce Mining with gs nd dust ATEX x x IECEx x x GOST Ex x x Austrli x x Inmetro x x The certifi ctes cn e found on / DOWNLOADS / Accompnying Ex-proof / MKY45/18-..-L.. TYPE CODE Spool vlve direct operted Explosion protection version ExdIIC Flnge construction Interntionl stndrd interfce ISO nominl sice 6 Description of symols cc. to tle /2 Stndrd nominl voltge U N 12 VDC G12 24 VDC G24 1 VAC R1 23 VAC R23 W D Y F A6 - - / / - # Amient temp. with: Nominl power P N : 9 W L9 4 C or 9 C W L 7 C Certifi ction Seling mteril ATEX, IECEx, GOST Ex Austrli AU Inmetro IM NBR FKM (Viton Temperture rnge -25 C is C is... Z64 only withw Design-Index (Suject to chnge D1 Postfch Fx Internet: uh.com Dt suject to chnge E 1/4 CH-3714 Frutigen Edition 14 9

13 Solenoid operted spool vlves GENERAL SPECIFICATIONS Description 4/2-, 4/3-wy vlve Nominl size NG6 cc. to ISO Construction Direct operted spool vlve Opertion Solenoid operted Mounting Flnge instlltion 4 ttchment holes for cylinder screws M5x5 Connections Screw connection fi xing pltes In-line fl nge pltes Longitudinl stcking system Admissile mient temp. Execution L9: C (opertion s T1 T6/T8 C C (opertion s T1 T4/T13 C Execution L: Temperture rnge -25 to C (opertion s T1 T4/T13 C Temperture rnge -4 to C (opertion s T1 T4/T13 C In cse of U N < 2V, the mx. mient temperture hs to e reduced y 1 C. Mounting position ny, preferly horizontl Fstening torque M D = 5,5 Nm (qulity 8.8 for fi xing screw M D = 5 Nm for knurled nut Weight: 4/2-wy impulse m = 4,6 kg 4/3-wy m = 4,6 kg 4/2-wy (1 solenoid m = 2,8 kg HYDRAULIC SPECIFICATIONS Fluid Minerl oil, other fl uid on request Contmintion effi ciency ISO 446:1999, clsse 2/18/14 (Required fi ltrtion grde ß refer to dt sheet 1.-5/2 Viscosity rnge 12 mm²/s...32 mm²/s Admissile fl uid temp. Execution L9: C (opertion s T1 T6/T8 C C (opertion s T1 T4/T13 C Execution L: Temperture rnge -25 to C (opertion s T1 T4 / T13 C Temperture rnge -4 to C (opertion s T1 T4/T13 C Working pressure p mx = 35 r in port P, A, B Tnk pressure in port T p Tmx = 2 r Mx. volume fl ow Q mx = 8 l/min Lekge volume fl ow see chrcteristics TYPE LIST / DESIGNATION OF SYMBOLS 4/2-wy vlve impulse 4/2-wy vlve with spring reset Trnsitionl functions Opertion A-side Opertion B-side A B AB3 4/3-wy vlve spring centred A B AB1 A B AB2 A B A B A B o ACB AC1 CB2 o ADB AD1 DB2 o BEA BE1 EA2 o AFB AF1 FB2 o AGB AG1 GB2 Postfch Fx Internet: uh.com Dt suject to chnge E 2/4 CH-3714 Frutigen Edition 14 9

14 Solenoid operted spool vlves CHARACTERISTICS Oil viscosity υ = 3 mm 2 /s p = f (Q Performnce limits with stndrd voltge -1 % Execution L9 / 9 C on request Execution L (mesured t 5 C Execution L9 (mesured t 4 C AFB K AGB 25 2 ADB 1 BEA Q [l/min] AB1/AB3/ACB BEA AGB 35 AB1/AB3 K AFB ACB 1 ADB Q [l/min] p = f (Q Pressure drop volume fl ow chrcteristics K Q [l/min] Symole Pressure loss chrcteristic curve no. Volume flow direction P - A P - B P - T A - T B - T AB1/AB2/AB ACB/AC1/CB ADB/AD1/DB BEA/BE1/EA AFB/AF1/FB AGB/AG1/GB Q L = f (p Lekge volume fl ow chrcteristics per control edge 3 Q [cm /min] K232_ Lekge envelope AB3 / AB1 / ACB / ADB / AFB / AGB Lekge envelope BEA ELECTRICAL CONTROL Construction Solenoid, wet pin push type, pressure-proof Stndrd-nominl voltge U N = 12 VDC, 24 VDC, 1 VAC, 23 VAC AC = 5 to 6 Hz ± 2 %; with uilt-in two-wy rectifi er nd recovery diode Voltge tolernce ±1 % of rted voltge Protection clss IP67 cc. to EN Reltive duty fctor 1 % DF Switching cycles 12 /h Operting life 1 7 (numer of switching cycles, theoreticlly Connection / Power supply Through cle glnd for cle dimeter 6,5 14 mm Temperture clss: (cc. to EN 679- Execution L9 T1 T6 Execution L T1 T4 Nominl power: Execution L9 9 W Execution L W For further electricl chrcteristics, refer to the dt sheet of the solenoid coil In cse of the execution L for mient tempertures of up to 7 C the chrcteristic performnce vlues were estlished t n mient temperture of 5 C. In cse of vlves for the temperture rnges "-4 C to..." (Z64, the lekge volume fl ow cn e greter up to eight times. Postfch Fx Internet: uh.com Dt suject to chnge E 3/4 CH-3714 Frutigen Edition 14 9

15 Solenoid operted spool vlves DIMENSIONS 4/3-wy vlve (spring centred 4/2-wy vlve (impulse 4/2-wy vlve (spring offset 5 Ø Ø Dimensions of the solenoid coil, refer to dt sheet T A B PARTS LIST Position Article Description P Coil type MKY 45/18x6-... Plug with integrted mnul override -25 C to HB6-4 C to HB6-Z O-ring ID 9,25x1,78-25 C to O-ring ID 9.25x1,78-4 C to Cle entry rss M2x1,5 ACCESSORIES Threded connecting pltes, Multi-fl nge supltes nd longitudinl stcking system see reg. 2.9 Technicl explntion see dt sheet 1.-1 INSTALLATION For stck ssemly plese oserve the remrks in the operting instructions. SECURITY OPERATED The solenoid coil must only e put into opertion, if the requirements of the operting instructions supplied re oserved to their full extent. In cse of non-oservnce, no liility cn e ssumed. Postfch Fx Internet: uh.com Dt suject to chnge E 4/4 CH-3714 Frutigen Edition 14 9

16 Solenoid operted spool vlves NG6 Solenoid operted spool vlve intrinsiclly sfe ATEX nd IECEx certified ISO /2-wy impulse vlve 4/3-wy with spring centred mid position Ex i I M 4/2-wy spring reset Ex i II C T5/T6 G Q mx = 2 l/min, p mx = 3 r II 1 G Ex i II C T6, T5 I M1 Ex i I M DESCRIPTION Spool vlve NG6, fl nge type with 4 ports. Direct operted spool in 5 chmer ody. Actuted y n explosion-proof solenoid. Intrinsic sfety is chieved y limiting the electric energy in the solenoid supply circuit y mens of seprte certifi ed intrinsiclly sfe power supply. Spool detented or with spring reset. Wet pin solenoid, precise spool fi t, low lek, long service life. Spool mde of hrdened steel. Vlve ody mde of high grde hydrulic cst iron. CERTIFICATES in ccordnce Surfce Mining with ATEX x x IECEx x x FUNCTION When energised the solenoid pushes the spool into the corresponding shifted position. 4/2-wy detented spool vlve: 2 solenoids nd 2 detented spool positions. 4/3-wy spool vlve: 2 solenoids nd 3 spool positions. 4/2-wy spool vlve: 1 solenoid nd 2 spool positions. APPLICATION Solenoid operted directionl spool vlves re mnly used to control the direction of movement nd holding of hydrulic cylinders nd motors. The direction of movement is defi ned y the symol. For the lyout of the hydrulic system, lekge nd vlve performnce must e tken into considertion. The vlves re designed for res where fl mmle gses re present continuously or intermittently. The intrinsiclly sfe electric circuit prevents sprking. Intrinsiclly sfe vlves re used in: Shipping- nd offshore industry Oil- nd gs industry Chemicl industry the mining ppliction The certifi ctes cn e found on / DOWNLOADS / Accompnying Ex-proof / M.Z45 TYPE CODE A EXi 4 - # Interntionl mounting interfce ISO Protection type intrinsiclly sfe Numer of control ports Description of symols cc. to tle 1.3-4/2 Coil resistnce 1 Ω 1 2 Ω 2 only symols J6, Z6 und D62 Equipment group II (Surfce / T6 I (Mining - M233 only in comintion with coil resistnce 1 Ω Design-Index (Suject to chnge GENERAL SPECIFICATIONS Designtion 4/2-, 4/3-spool vlve Nominl size NG6 ccording to ISO Construction Direct operted spool vlve Opertion Solenoid Mounting Flnge 4 fi xing holes for socket hed cp screws M5x45 Connections Threded connection pltes Multi-fl nge supltes Longitudinl stcking system Admissile mient temp C (opertion s T C (opertion s T1 T5 Mounting position ny, preferle horizontl Fstening torque M D = 5,5 Nm (qulity 8.8 Msse: 4/2-wy impulse m = 5,3 kg 4/3-wy m = 5,3 kg 4/2-wy (1 solenoid m = 3,2 kg HYDRAULIC SPECIFICATIONS Fluid Minerl oil, other fl uid on request Contmintion effi ciency ISO 446:1999, clss 2/18/14 (Required fi ltrtion grde ß refer to dt sheet 1.-5/2 Viscosity rnge 12 mm 2 /s...32 mm 2 /s Admissile fl uid temperture C (opertion s T C (opertion s T1 T5 Working pressure p mx = 3 r in port P, A, B Tnk pressure in port T p mx = 1 r Mx. volume fl ow Q mx = 2 l/min Lekge volume fl ow see chrcteristics Postfch Fx Internet: uh.com Dt suject to chnge 1.3-4E 1/4 CH-3714 Frutigen Edition 14 1

17 = = = > > > = = = > > > Solenoid operted spool vlves ELECTRICAL CONTROL Construction Coil resistnce P min / I min Solenoid, wet pin push type, pressure tight 1Ω or 2Ω 1Ω:,81W / 9mA 2Ω:,62W / 64mA Protection clss IP65 cc. to EN (fter correct instlltion Duty time Continuous Switching cycles 18/h Life time 1 7 ( cycles per solenoid, theoreticlly Connection/power supply Cle entry for cle 6 12 mm 2 leds for +/- nd 1 for ground Temperture clss T1 T6 to EN Slip-on coil rottle in steps of 9, esily exchngle Other electricl specifi ctions see dt sheet (M.Z45 SAFETY RELEVANT DATA Technicl sfety Device group I II limit vlues U i 3 V 3 V I i 2,5 A,8 A P i 3 W L i mh mh C i nf nf The inductnce nd cpcitnce of the solenoid coils re mde ineffective. SAFE OPERATION Intrinsiclly sfe vlves must e operted from suitle, certifi ed power supplies which re locted outside the hzrdeous re (see operting instructions. The selection of the power supply nd wiring work must e executed y trined specilists. RECOMMENDED ELECTRIC POWER SUPPLY Electric power supply Type Mnufcturer Numer of outputs I mx Equiment group Vlve Required coil resistnce P min / I min BXNE3412 Georgin 1 95mA II 1Ω,81W / 9mA BXNE3422 Georgin 2 95mA II 1Ω,81W / 9mA KFD-SD2-EX Pepperl+Fuchs (1 9mA I nd II 1Ω,81W / 9mA BXNE3712 Georgin 1 125mA II 1Ω 1,21W / 11mA BXNE3722 Georgin 2 125mA II 1Ω 1,21W / 11mA LB61/FB62 Pepperl+Fuchs 4 8mA II 2Ω,62W / 64mA Further chrcteristic vlues refer to dt sheet of the power supply mnufcturer Prllel switching of oth outputs. The minimum drive powers resp. currents hve to e dhered to, otherwise the power limit, resp. function cnnot e ssured. Attention: The line resistnce lso hs to e tken into ccount. Mximum line resistnce 3Ω (corresponds to 8m line length in cse of 1mm 2 cross section. TYPE LIST / DESIGNATION OF SYMBOLS 4/2-wy vlve impulse 4/2-wy vlve with spring reset Trnsitionl functions Opertion A-side Opertion B-side = > $ = > $ = = > $ > 4/3-wy vlve spring centred = >, $ = > $ = = > $ > = >, $ $ = $ > = >, $! = > $! = = > $! > = >, $ " $ " = $ " > = >, $ # $ # = $ # > Postfch Fx Internet: uh.com Dt suject to chnge 1.3-4E 2/4 CH-3714 Frutigen Edition 14 1

18 Solenoid operted spool vlves CHARACTERISTICS Oil viscosity υ = 3 mm 2 /s p = f (Q Performnce limit with P,81W (9 ma, 1 Ω p = f (Q Performnce limit with P,81W (9 ma, 1 Ω D64 D65 J6 D62 K Q [l/min] p = f (Q Performnce limit with P 1,21W (11 ma, 1 Ω p = f (Q Performnce limit with P 1,21W (11 ma, 1 Ω D64 D65 J6 D62 K Q [l/min] p = f (Q Performnce limit with P,62W (64 ma, 2 Ω Z6, D62 J6 K Q [l/min] If, ecuse of the given operting conditions, during the switching process volume fl ows occur which exceed the power limit of the vlve, these hve to e limited y throttle or diphrgm in connection P. D63 Z6 3 K D Q [l/min] D63 Z6 3 K D Q [l/min] p = f (Q Pressure drop volume fl ow chrcteristics K Q [l/min] Pressure drop curve no. Symol Volume flow direction P - A P - B P - T A - T B - T Z J D61/Z D62/Z D63/Z D64/Z D65/Z Q L = f (p Lekge volume fl ow chrcteristics per control edge Q [cm 3 /min] K Postfch Fx Internet: uh.com Dt suject to chnge 1.3-4E 3/4 CH-3714 Frutigen Edition 14 1

19 Solenoid operted spool vlves DIMENSIONS 4/3-wy vlve (spring centred 4/2-wy vlve (impulse 4/2-wy vlve (spring reset 1 9,5 5 5,2 94,6 39 ( ,1 11,5 64,3!! 213,4 6 % & $!! # Requirements of the fl nge connection surfce of the counter-piece # " # ' PARTS LIST Position Article Description Solenoid coil type MKZ plug with integrted mnuel override HB4, Socket hed cp screw M5x16 DIN O-ring ID 9,25x1,78 ACCESSORIES Threded connecting pltes, multi-fl nge supltes nd longitudinl stcking system see register 2.9 Technicl explntion see dt sheet 1.-1 Postfch Fx Internet: uh.com Dt suject to chnge 1.3-4E 4/4 CH-3714 Frutigen Edition 14 1

20 Solenoid spool vlves Spool vlve pilot operted 4/2-wy Impulse version detended 4/3-wy with spring centred mid position 4/2-wy with spring reset Q mx = 1 l/min, p mx = 3 r NG1 ISO II 2 G Ex d IIC II 2 D Ex td A21 IP65 I M2 Ex d I M DESCRIPTION For explosion-hzrd zones Pilot operted spool vlve in fl nge type NG1 with 4 connections. Pilot vlve s direct operted spool vlve in 5 chmer system. Spool mde from hrdened steel, vlve ody mde from high grde hydrulic cst iron. Solenoid coil in cc. with directive 94/9/EC (ATEX for explosion-hzrd zones. The fl meproof enclosures (cc. to EN/IEC 679-1/31 nd EN/IEC prevents n explosion in the interior from getting outside. The design prevents surfce temperture cple of igniting. CERTIFICATES in ccordnce with Surfce gs + dust Mining ATEX x x IECEx x x GOST Ex x x Austrli x x Inmetro x x The certifi ctes cn e found on / DOWNLOADS / Accompnying Ex-proof / MKY45/18-..-L.. FUNCTION By the ctution of the pilot control vlve the spool of the min vlve is rought into the corresponding switching position. 4/2-wy impulse version detented 4/3-wy with spring-centred mid position 4/2-wy with spring reset (See dt sheet of pilot vlve The ctution of the pilot vlve cn e internl or externl, depending on the type of pilot opertion. TYPE CODE Interntionl connection stndrd ISO Pilot vlve Explosion proof version, Ex d Spool vlve, pilot operted Numer of control ports Description of symols cc. to tle Pilot control type Pressure supply (x nd drin (y internl Pressure supply (x nd drin (y externl Pressure supply (x internl drin (y externl Pressure supply (x externl drin (y internl Nominl voltge U N A EXd VP / L9 # 12 VDC G12 24 VDC G24 1 VAC R1 23 VAC R23 ti te pi pe Amient temp. up to: Nominl power P N 9W L9 4 C or 9 C Certifi cte ATEX, IECEx, GOST Ex Austrli AU Inmetro IM Design-Index (Suject to chnge APPLICATION These vlves re suitle for pplictions in explosion-hzrd zones, open cst nd lso in mines. Spool vlves re minly utilised for controlling the direction of movement nd for holding hydrulic cylinders nd motors. The direction of movement is determined y the symol. Pilot operted vlves re utilised where lrge volume fl ows hve to e controlled. GENERAL SPECIFICATIONS Description 4/2-, 4/3-wy vlve Nominl size NG1 to ISO Construction Pilot operted spool vlve Actution Solenoid ctuted Pilot vlve BEXd4.4. Dt sheet Mounting Flnge mounting 4 holes for socket cp screws M6x65 Connections Threded connection pltes Multi-fl nge pltes Longitudinl stcking system Admissile mient temp C (opertion s T1 T6/T8 C C (opertion s T1 T4/T13 C In cse of U N < 2V, the mx. mient temperture hs to e reduced y 1 C. Mountin position ny, preferly horizontl Fstering torque M D = 9,5 Nm (qulity 8.8 for fi xing screw M D = 5 Nm for knurled nut Weight: Min vlve m = 3,6 kg Sndwich plte Pilot vlve m =,4 kg m = 2,6 4,4 kg depending on the vlve type HYDRAULIC SPECIFICATIONS Fluid Minerl oil, other fl uid on request Contmintion effi ciency ISO 446:1999, clss 2/18/14 (Required fi ltrtion grde ß refer to dt sheet 1.-5/2 Viscosity rnge 12 mm 2 /s 32 mm 2 /s Admissile fl uid temp C (opertion s T1 T6/T8 C C (opertion s T1 T4/T13 C Operting pressure p mx = 3 r in port P, A, B Tnk pressure p T mx = 16 r t pilot supply te nd pi in port T p T mx = 1 r t pilot supply ti nd pe p T minimum 12 r lower thn p v Pilot over p v min = 12 r sndwich plte p v mx = 3 r Mx. volume fl ow Q mx = 1 l/min Lekge volume fl ow see chrcteristics Postfch Fx Internet: uh.com Dt suject to chnge E 1/4 H-3714 Frutigen Edition 14 9

21 = = = > > > > = = = = > > > Solenoid spool vlves ELECTRICAL CONTROL Construction Solenoid, wet pin push type, pressure-proof Stndrd-nominl voltge U N = 12 VDC, 24 VDC U N = 1 VAC, U N = 23 VAC AC = 5 to 6 Hz ± 2 %; with uilt-in two-wy rectifi er nd recovery diode Voltge tolernce ±1 % of rted voltge Protection clss IP67 cc. to EN Reltive duty fctor 1 % DF Switching cycles 12 /h Operting life 1 7 (numer of switching cycles, theoreticlly Connection / Power supply Through cle glnd for cle dimeter 6,5 14 mm Temperture clss: T1 T6 (cc. to EN 679- Nominl power: 9 W For further electricl chrcteristics, refer to the dt sheet of the solenoid coil SECURITY OPERATED The solenoid coil must only e put into opertion, if the requirements of the operting instructions supplied re oserved to their full extent. In cse of non-oservnce, no liility cn e ssumed. INSTALLATION For stck ssemly plese oserve the remrks in the operting instructions. TYPE LIST / DESIGNATION OF SYMBOLS 4/2-wy-vlve 4/2-wy-vlve with spring reset Trnsitionl functions with 2 solenoids ctution A-side ctution B-side = > = > = = > > 4/3-wy-vlve spring centered = >, = > = = > > = >, = > = >,! =! = >! > = >, " " = " > = >, # # = # > Postfch Fx Internet: uh.com Dt suject to chnge E 2/4 H-3714 Frutigen Edition 14 9

22 Solenoid spool vlves CHARACTERISTICS Oil viscosity υ = 3 mm 2 /s p = f (Q Performnce limits with stndrd voltge -1% (Solenoid ctution K Z1/J1 D11/D12 D D13/D Q [l/min] Q L = f (p Lekge volume fl ow chrcteristics per control edge Q [cm 3 /min] K p = f (Q Pressure drop volume fl ow chrcteristics K Q [l/min] For pilot control types ti nd pi Pressure drop curve no. Symol Volume flow direction P - A P - B P - T A - T B - T Z1/J D11/Z D12/Z D13/Z D14/Z D/Z For pilot control types te nd pe Pressure drop curve no. Symol Volume flow direction P - A P - B P - T A - T B - T Z1/J D11/Z D12/Z D13/Z D14/Z D/Z Postfch Fx Internet: uh.com Dt suject to chnge E 3/4 H-3714 Frutigen Edition 14 9

23 Solenoid spool vlves DIMENSIONS PARTS LIST 3 Position Article Description Y=G1/8" Ø 6, ( 7 X=G1/8" Cover Socket hed cp screw M6x3 DIN Socket hed cp screw M5x5 DIN 912 for pilot supply ti Socket hed cp screw M5x7 DIN 912 for pilot supply te, pi nd pe O-ring ID 5,28x1, O-ring ID 14,x1, Plug screw G1/8" ,6 54 ACCESSORIES Threded connecting pltes, Multi-fl nge supltes nd Longitudinl stcking system see Reg T A P B 1,5 16,8 T 9,7 Technicl explntion see dt sheet ,8 48 Mounting instruction To screw the min vlve ody (M D = 9,5 Nm, qulity 8.8 to the se plte the pilot vlve (M D = 5,5 Nm, qulity 8.8. must e tken off. Postfch Fx Internet: uh.com Dt suject to chnge E 4/4 H-3714 Frutigen Edition 14 9

24 Proportionl spool vlves Proportionl directionl vlve not pressure compensted Q mx = 35 l/min Q N mx = 25 l/min p mx = 35 r NG6 ISO II 2 G Ex d IIC II 2 D Ex td A21 IP65 I M2 Ex d I M DESCRIPTION For explosion-hzrd zones Spool vlve fl nge type NG6 with four connections. Direct operted solenoid spool vlve in 5-chmer-system. Solenoid coil in cc. with directive 94/9/EC (ATEX for explosion-hzrd zones. The fl meproof enclosures (cc. to EN/IEC 679-1/31 nd EN/IEC prevents n explosion in the interior from getting outside. The design prevents surfce temperture cple of igniting. FUNCTION Proportionlly to the solenoid current spool stroke, spool opening nd vlve volume fl ow will increse. By mens of the specil control edge geometries, together with the fl ow forces, it is chieved tht the chrcteristic curves comprise limited residul compenstion. The optimum spool shpe nd progressive chrcteristics curve llow fi ne motion control. To control the vlve Wndfl uh proportionl mplifi ers re ville (see register APPLICATION These vlves re suitle for pplictions in explosion-hzrd zones, open cst nd lso in mines. Proportionl directionl spool vlves re well suited for demnding pplictions where high resolution, high volume fl ow nd low hysteresis re requested. The ility to remote control the vlve electriclly, in ssocition with process control systems, enles economicl prolem solutions with reproducile process sequences. CERTIFICATES in ccordnce with Surfce gs + dust Mining ATEX x x IECEx x x GOST Ex x x Austrli x x Inmetro x x The certifi ctes cn e found on / DOWNLOADS / Accompnying Ex-proof / MKY45/18-..-L.. TYPE CODE Proportionl Spool vlve, direct operted Proportionl explosion proof, execution Ex d II C Flnge construction Interntionl stndrd interfce ISO, nominl size 6 Description of symols cc. to tle /2 Nominl volume fl ow Q N : 5 l/min 5 1 l/min 1 16 l/min l/min 25 WD B F A / / # 1 Stndrd nominl voltge U N : 12 VDC G12 24 VDC G24 Execution: W L Amient temp. up to: 7 C 9W L9 4 C or 9 C Certifi ctes: ATEX, IECEx, GOST Ex Austrli AU Inmetro IM Design-Index (Suject to chnge GENERAL SPECIFICATIONS Nominl size NG6 cc. to ISO / 779 Designtion 4/2-, 4/3-wy proportionl directionl vlve Construction Direct operted spool vlve Mounting Flnge, 4 fi xing holes for socket hed cp screws M5x5 Fstening torque M D = 5,5 Nm (qulity 8.8 for fi xing screw M D = 5 Nm for knurled nut Line connection Connection pltes Multiple fl nge pltes Stcking system Mounting position Any, preferly horizontl Admissile mient temp. Execution L: C (opertion s T1 T4 / T13 C Execution L9: C (opertion s T1 T6 / T8 C C (opertion s T1 T4 / T13 C Weight: 4/2-wy m = 2,8 kg 4/3-wy m = 4,8 kg HYDRAULIC SPECIFICATIONS Fluid Minerl oil, other fl uid on request Contmintion ISO 446:1999, clss 18/16/13 effi ciency (Required fi ltrtion grde ß refer to dt sheet 1.-5/2 Viscosity rnge 12 mm 2 /s 32 mm 2 /s Admissile fl uid temp. Execution L: C (opertion s T1 T4/T13 C Execution L9: C (opertion s T1 T6/T8 C C (opertion s T1 T4/T13 C Working pressure p mx = 35 r (connections P, A, B Tnk pressure p mx = 16 r (connection T Nominl volume fl ow Mx. volume fl ow Lekge volume fl ow Hysteresis Q N = 5 l/min, 1 l/min, 16 l/min, 25 l/min With the version L9 for Amient temp. up to 9 C (L6/ 9 C, Q N is not reched see chrcteristics on request L/7 C: 1% L9/4 C: 12% L9/9 C: 14% t optiml dither signl Wndfl uh AG Tel E-mil: sles@wndfl uh.com Aildung unverindlich Dtenltt Nr. Postfch Fx Internet: uh.com Änderungen vorehlten E 1/4 CH-3714 Frutigen Edition 14 9

25 Proportionl spool vlves ELECTRICAL SPECIFICATIONS Construction Proportionl solenoid, wet pin push type, pressure tight Stndrd-nominl voltge U N = 12 VDC, 24 VDC 12VDC 24VDC Limiting current L/7 C: I G = 89 ma 445 ma L9/4 C: I G = 61 ma 35 ma L9/9 C: I G = 53 ma 265 ma Voltge tolernce + 1 % of with respect to nominl voltge Reltive duty fctor 1 % DF Protection clss IP67 cc. to EN Connection / Power supply Through cle glnd for cle 6,5 14 mm Temperture clss (nch EN 679- Execution L9: T1 T6 Execution L: T1 T4 Performnce limit U N I G For further electricl chrcteristics, refer to the dt sheet of the solenoid coil: SECURITY OPERATED The solenoid coil must only e put into opertion, if the requirements of the operting instructions supplied re oserved to their full extent. In cse of non-oservnce, no liility cn e ssumed. INSTALLATION For stck ssemly plese oserve the remrks in the operting instructions. TYPE CHARTS / DESIGNATIONS OF SYMBOLS ACB - S S = Symmetricl control mode ADB - V V = Meter-in control mode AC1 - S S = Symmetricl control mode CB2 - S S = Symmetricl control mode CHARACTERISTICS oil viscosity υ = 3 mm 2 /s Execution L (mesured t 5 C Q = f (p Volume fl ow pressure chrcteristics (I = I G [Types: ACB-S, AC1-S, CB2-S] K Q N = 25 l/min 2 Q N = 16 l/min 1 Q N = 1 l/min 5 Q N = 5 l/min Q = f (p Volume fl ow pressure chrcteristics (I = I G [Type: ADB-V] K Q N = 25 l/min Q N = 16 l/min 1 Q N = 1 l/min 5 Q N = 5 l/min p = f (Q Pressure loss / fl ow chrcteristics (I = I G [Types: ACB-S, AC1-S, CB2-S] K Q[l/min] p = f (Q Pressure loss / fl ow chrcteristics (I = I G [Type: ADB-V] K Q[l/min] Wndfl uh AG Tel E-mil: sles@wndfl uh.com Aildung unverindlich Dtenltt Nr. Postfch Fx Internet: uh.com Änderungen vorehlten E 2/4 CH-3714 Frutigen Edition 14 9

26 Proportionl spool vlves Q = f (I Q [l/min] Volume fl ow djustment chrcteristics ( p = 1 r [Types: ACB-S, AC1-S, CB2-S] [%] Q N = 25 l/min Q N = 16 l/min Q N = 1 l/min Q N = 5 l/min G Q = f (I Q [l/min] Volume fl ow djustment chrcteristics ( p = 1 r [Type: ADB-V] 3 K178 Q N = 25 l/min 3 K Q N = 16 l/min Q N = 1 l/min Q N = 5 l/min [%] G Execution L9/4 C (mesured t 5 C Q = f (p Volume fl ow pressure chrcteristics (I = I G [Types: ACB-S, AC1-S, CB2-S] Q [l/min] K Q N = 25 l/min Q N = 16 l/min Q N = 1 l/min Q N = 5 l/min Dp[r] Q = f (p Q [l/min] Volume fl ow pressure chrcteristics [Type: ADB-V] 3 K Q N = 25 l/min Q N = 16 l/min 1 5 Q N = 1 l/min Q N = 5 l/min Dp[r] p = f (Q Pressure loss / fl ow chrcteristics (I = I G [Types: ACB-S, AC1-S, CB2-S] K Q[l/min] p = f (Q Pressure loss / fl ow chrcteristics (I = I G [Type: ADB-V] 5 1 K Q[l/min] Q = f (I Q [l/min] Volume fl ow djustment chrcteristics ( p = 1 r [Types: ACB-S, AC1-S, CB2-S] K [%] Q N = 25 l/min Q N = 16 l/min Q N = 1 l/min Q N = 5 l/min G Q = f (I Volume fl ow djustment chrcteristics ( p = 1 r [Type: ADB-V] Q [l/min] K Q N = 25 l/min Q N = 16 l/min Q N = 1 l/min Q N = 5 l/min [%] G NOTE! All vlues were mesured over 2 control edges. The connections A nd B were short-circuited. Wndfl uh AG Tel E-mil: sles@wndfl uh.com Aildung unverindlich Dtenltt Nr. Postfch Fx Internet: uh.com Änderungen vorehlten E 3/4 CH-3714 Frutigen Edition 14 9