丹佛斯电磁阀 EVR2-40-NCNO

1、 Solenoid valvesType EVR 2 40 NC/ NOREFRIGERATION AND AIR CONDITIONINGTechnical leaflet2 DKRCCPDBB0A302-520H1275 Danfoss A/S (AC-AKS / frz, 05 - 2008Technical leaflet Solenoid valves type EVR 2 40 NC / NODanfoss A/S (AC-AKC / frz, 05 - 2008 DKRCCPDBB0A302-520H1275 3Technical leaflet Solenoid valves

2、type EVR 2 40 NC / NOContents PageIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4Approvals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4、. 4Technical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5Ordering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-8Liquid capacity Qo kW, R22/ R134a/R404A/R507 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9Liquid capacity Qo kW, R407C . . . . . . . . . . . . . . . . . . . . . .

6、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10 Suction vapour capacity Qo kW, R22 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10Suction vapour capacity Qo kW, R134a/R404

7、A/R507 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11Suction vapour capacity Qo kW, R407C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12Hot gas capacity Qh kW, R22 . . . . .

8、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13Hot gas capacity Qh kW, R134a . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

9、Hot gas capacity Qh kW, R404A/R507 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15Hot gas capacity Qh kW, R407C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

10、. . . . . . . . . . . . . 16Hot gas capacity Gh kg/s, R22/R134a . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17Hot gas capacity Gh kg/s, R404A/R507/R407C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

11、. . . . . . . . . . . . . . . . . . . . .18Design/ Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19Material specification . . . . . . . . . . . . . . . . . . . . . . . . . . .

12、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20Dimensions and weight, EVR (NC 2 15 and EVR 6 - 15 (NO with fl are connection . . . . . . . . . . . . . .21Dimensions and weight, EVR (NC 2 22 and EVR 6 - 22 (NO with solder connection . . . . . . .

13、 . . . . . .22Dimensions and weight, EVR (NC 25, 32 og 40 with solder connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . .234 DKRCCPDBB0A302-520H1275 Danfoss A/S (AC-AKS / frz, 05 - 2008Technical leaflet Solenoid valves type EVR 2 40 NC / NOIntroductionEVR is a direct or servo operat

14、ed solenoid valve for liquid, suction, and hot gas lines with fluorinated refrigerants .EVR valves are supplied complete or as separate components, i .e . valve body, coil and flanges, if required, can be ordered separately .Features C omplete range of solenoid valves for refrigeration, freezing and

15、 air conditioning plant Supplied both normally closed (NC andnormally open (NO with de-energized coil Wide choice of coils for a .c . and d .c . Suitable for all fluorinated refrigerants D esigned for media temperatures up to 105C MOPD up to 25 bar with 12 W coil Flare connections up to 5/8 in . Sol

16、der connections up to 2 1/8 in . Extended ends for soldering make installation easyIt is not necessary to dismantle the valve when soldering in . E VR are also available with flangeconnections Approvals DnV, Det norske Veritas, NorgePressure Equipment Directive (PED 97/23/ECThe Low Voltage Directive

17、 (LVD 73/23/EC with amendments EN 60730-2-8Polski Rejestr Statkw, PolenMRS, Maritime Register of Shipping, RussiaVersions with UL approval can be supplied to order .Technical dataRefrigerants CFC, HCFC, HFCTemperature of medium40 +105C with 10 W or 12 W coil .Max . 130C during defrosting .Ambient te

18、mperature andenclosure for coil See Coils for solenoid valves, RD .3J .E2 .02Danfoss A/S (AC-AKC / frz, 05 - 2008 DKRCCPDBB0A302-520H1275 5Technical leaflet Solenoid valves type EVR 2 40 NC / NOTechnical data(continuedTypeOpening differential pressurewith standard coilp barTemperature of mediumC Max

19、 . working pressure PBbar k v value 1m 3/hMin .Max . (= MOPD liquid 210 W a . c .12 W a . c .20 W d . c .EVR 20 .0 251840 10545 .2 0 .16EVR 30 .0 21251840 10545 .2 0 .27EVR 60 .05212518 40 10535 0 .8EVR 6 NO0 .05212121 40 10535 0 .8 EVR 100 .05212518 40 10535 1 .9EVR 10 NO0 .05212121 40 10535 1 .9 E

20、VR 150 .05212518 40 10532 2 .6EVR 15 NO0 .05212121 40 10532 2 .6 EVR 20 (a .c .0 .0521 251340 10532 5 .0EVR 20 (d .c .0 .051640 10532 5 .0EVR 20 NO0 .0519 1919 40 10532 5 .0EVR 220 .0521 2513 40 10532 6 .0EVR 22 NO0 .0519 1919 40 10532 6 .0 EVR 253 0 .2021251840 1053210 .0 EVR 323 0 .2021251840 1053

21、216 .0 EVR 4030 .2021251840 1053225 .01 The kv value is the water flow in m3/h at a pressure drop across valve of 1 bar, = 1000 kg/m3 . 2MOPD for media in gas form is approx . 1 bar greater .3 Min . diff . pressure 0 .07 bar is needed to stay open .Rated liquid and suction vapour capacity is based o

22、n evaporating temperature te = -10C,liquid temperature ahead of valve tl = +25C, pressure drop in valve p = 0 .15 bar .Rated hot gas capacity is based on condensing temperature tc = +40C, pressure drop across valve p = 0 .8 bar, hot gas temperature th = +65C,and subcooling of refrigerant tsub = 4 K

23、.TypeRated capacitykWLiquidSuction vapourHot gasR22R134a R404A/R507R407C R22R134aR404A/R 507R407CR22R134a R404A/R507R407C EVR 23 .202 .902 .203 .011 .501 .201 .201 .46EVR 35 .405 .003 .805 .082 .502 .002 .002 .43EVR 616 .1014 .8011 .2015 .131 .801 .301 .601 .667 .405 .906 .007 .18EVR 1038 .2035 .302

24、6 .7035 .914 .303 .103 .903 .9617 .5013 .9014 .3016 .98EVR 1552 .3048 .3036 .5049 .165 .904 .205 .305 .4324 .0019 .0019 .6023 .28EVR 20101 .0092 .8070 .3094 .9411 .408 .1010 .2010 .4946 .2036 .6037 .7044 .81EVR 22121 .00111 .0084 .30113 .7413 .709 .7012 .2012 .6055 .4043 .9045 .2053 .74EVR 25201 .00

25、186 .00141 .00188 .9422 .8016 .3020 .4020 .9892 .3073 .2075 .3089 .53EVR 32322 .00297 .00225 .00302 .6836 .5026 .1032 .6033 .58148 .00117 .00120 .00143 .56EVR 40503 .00464 .00351 .00472 .8257 .0040 .8051 .0052 .44231 .00183 .00188 .00224 .076 DKRCCPDBB0A302-520H1275 Danfoss A/S (AC-AKS / frz, 05 - 2

26、008Technical leaflet Solenoid valves type EVR 2 40 NC / NOTypeConnectionCode no.Valve body + 10 W a . c . coil with 1 m cableFlare 2 Solder ODFin .mm in ./mmin .mm EVR 31/4 6032F8109032F2042032F2052EVR 63/810032F8073032F2082032F2092EVR 101/212032F8091032F2122032F2132EVR 155/816032F8102032F2192032F21

27、92Ordering Complete valves1P lease specify code no ., voltage and frequency . Voltage and frequency can also be given in the form of an appendix number, see table Appendix numbers .2Supplied without flare nuts . Separate flare nuts:1/4 in . or 6 mm, code no . 011L1101 3/8 in . or 10 mm, code no . 01

28、1L1135 1/2 in . or 12 mm, code no . 011L1103 5/8 in . or 16 mm, code no . 011L11673Can only be used with DIN plugVoltage V FrequencyHz Energy c onsumpt .WAppendix no .12 24 42 48115220-230240380-400420 24115220240110220-2305050505050505050506060606050/6050/6010101010101010101010101010101015161718223

29、1333738142029302132Appendix numbersTypeConnectionCode no.Valve body + 10 W a . c . coil with terminal boxFlare 2 Solder ODFin .mm in ./mmin .mm EVR 31/4 6032F8110032F2043032F2053EVR 63/810032F8074032F2083032F2093EVR 101/212032F8092032F2123032F2133EVR 155/816032F8103032F2193032F2193EVR 207/822032F224

30、3032F2243Normally closed (NC with a.c. coil 1Danfoss A/S (AC-AKC / frz, 05 - 2008 DKRCCPDBB0A302-520H1275 7Technical leaflet Solenoid valves type EVR 2 40 NC / NOOrdering (continuedComponentsFlare and solder connections1Valve bodies are supplied without flare nuts . Separate flare nuts:1/4in . or 6

31、mm, code no . 011L1101 3/8in . or 10 mm, code no . 011L1135 1/2in . or 12 mm, code no . 011L11035/8in . or 16 mm, code no . 011L11672 With manual operation . 3 T he normal range of coils can be used for the NO valves, with the exception of the double frequency versions of 110 V, 50/60 Hz and 220 V,

32、50/60 Hz .Coils See Coils for solenoid valves, RD .3J .E2 .02 .TypeRequired coil typeConnection Code no.Valve body without coilFlare 1Solder ODF With manualin .mm in ./mmin .mm With manualoperationWithout manual operationEVR 2a .c .1/46032F8056032F1201032F1202EVR 3a .c ./d .c .1/46032F8107032F120603

33、2F12073/810032F8116032F1204032F1208EVR 63/810032F8072032F1212032F12131/212032F8079032F1209032F1236EVR 101/212032F8095032F1217032F12185/816032F8098032F1214032F1214EVR 155/816032F8101032F1228032F12285/816 032F8100 2032F12277/822032F1225032F1225EVR 20a .c .7/822032F1240032F12407/822032F125411/828032F12

34、44032F1245d .c .7/822032F1264032F12647/822 032F1274EVR 22a .c .13/835032F3267032F3267EVR 25a .c ./d .c .11/8032F2200032F220128032F2205032F220613/835032F2207032F2208EVR 3213/835042H1105042H110615/8042H1103042H110442042H1107042H1108EVR 4015/8042H1109042H111042042H1113042H111421/854042H1111042H1112Sepa

35、rate valve bodies, normally closed (NCTypeRequired coil typeConnectionCode no.Valve body without coil 3Flare 1Solder ODFin .mm in .mm in .mm EVR 6a .c ./d .c .3/810032F8085032F8085032F1290032F1295EVR 101/212032F8090032F8090032F1291032F1296EVR 155/816032F8099032F8099032F1299032F12997/822032F3270032F3

36、270EVR 207/822032F1260032F126011/828032F1269032F1279EVR 22a .c .13/835032F3268032F3268Separate valve bodies, normally open (NO 38 DKRCCPDBB0A302-520H1275 Danfoss A/S (AC-AKS / frz, 05 - 2008Technical leaflet Solenoid valves type EVR 2 40 NC / NOOrdering (continuedComponentsFlare and solder connectio

37、nsSeparate valve bodies, normally closed (NCType Require coil typeConnectionCode no.Valve body + gaskets +bolts;without coil and flangesWithout manual operationWithout manual operation EVR 15a .c ./d .c .Flanges032F1234032F1224EVR 20a .c .032F1253032F1243d .c .032F1273032F1263CoilsSee Coils for sole

38、noid valves, RD .3J .E2 .02 .Flange setsValve typeConnection Code no.Solder Weid in .mm in .mm in .EVR 151/2027N11155/816027L1117027L11163/4027N11207/822027L1123027L1122EVR 203/4027N12207/822027L1223027L12221027N122511/828027L1229027L1228 AccessoriesExampleEVR 15 without manual operation,code no . 0

39、32F1224+ 1/2 in . weld flange set,code no . 027N1115+ coil with termfnal box, 220 V, 50 Hz,code no . 018F6701(See Coils for solenoid valves, RD .3J .E2 .02 . .DescriptionCode no.Mounting bracket for EVR 2, 3, 6 and 10032F0197Strainer FA for direct mountingSee FADanfoss A/S (AC-AKC / frz, 05 - 2008 D

40、KRCCPDBB0A302-520H1275 9Technical leaflet Solenoid valves type EVR 2 40 NC / NOR22Liquid capacity Qe kWR134aCapacities are based onliquid temperature tl = +25C ahead of valve, evaporating temperature te = 10C, superheat 0 K .CapacityWhen sizing valves, the plant capacity must be multiplied by a corr

41、ectionfactor depending on liquid temperature t l ahead of valve/evaporator .When the corrected capacity is known, the selection can be made from the table .Type Liquid capacity Qe kW at pressure drop across valve p bar0 .10 .2 0 .30 .40 .5EVR 2 2 .6 3 .7 4 .65 .3 5 .9EVR 34 .56 .37 .78 .99 .9EVR 613

42、 .118 .622 .826 .329 .4EVR 1031 .444 .154 .262 .569 .9EVR 1542 .760 .374 .185 .595 .7EVR 2082 .2116 .0143 .0165 .0184 .0EVR 2299 .0139 .0171 .0197 .0220 .0EVR 25165 .0232 .0285 .0329 .0368 .0EVR 32263 .0372 .0455 .0526 .0588 .0EVR 40411 .0581 .0712 .0822 .0919 .0Correction factorst l C10010152025303

43、5404550R220 .760 .820 .880 .920 .961 .01 .051 .101 .161 .221 .30R134a 0 .730 .790 .860 .900 .951 .01 .061 .121 .191 .271 .37R404A/R5070 .650 .720 .810 .860 .931 .01 .091 .201 .331 .511 .74Correction factors for liquid temperature tl Liquid capacity Qe kWType Liquid capacity Qe kW at pressure drop ac

44、ross valve p bar0 .1 0 .2 0 .30 .40 .5EVR 2 2 .43 .44 .24 .95 .4EVR 34 .15 .87 .18 .29 .1EVR 612 .117 .221 .024 .327 .1EVR 1028 .840 .749 .957 .664 .4EVR 1539 .455 .7 68 .378 .888 .1EVR 2075 .8107 .0131 .0152 .0170 .0EVR 2290 .9129 .0158 .0182 .0203 .0EVR 25152 .0214 .0263 .0303 .0339 .0EVR 32243 .0

45、343 .0420 .0485 .0542 .0EVR 40379 .0536 .0656 .0758 .0847 .0Liquid capacity Qe kWType Liquid capacity Qe kW at pressure drop across valve p bar0 .1 0 .2 0 .30 .40 .5EVR 2 1 .82 .63 .23 .7 4 .1EVR 33 .14 .45 .46 .26 .9EVR 69 .213 .015 .918 .420 .5EVR 1021 .830 .837 .843 .648 .8EVR 1529 .842 .251 .759

46、 .666 .8EVR 2057 .481 .199 .4115 .0128 .0EVR 2268 .997 .4119 .0138 .0169 .0EVR 25115 .0162 .0199 .0230 .0257 .0EVR 32184 .0260 .0318 .0367 .0411 .0EVR 40287 .0406 .0497 .0574 .0642 .010 DKRCCPDBB0A302-520H1275 Danfoss A/S (AC-AKS / frz, 05 - 2008Technical leaflet Solenoid valves type EVR 2 40 NC / N

47、OType Pressure dropp barSuction vapour capacity Qe kW at evaporating temperature te C 40 3020 10 0 +10EVR 60 .1 0 .150 .2 0 .73 0 .87 0 .98 0 .94 1 .1 1 .3 1 .2 1 .4 1 .6 1 .5 1 .8 2 .0 1 .8 2 .2 2 .5 2 .1 2 .6 3 .0EVR 100 .1 0 .150 .2 1 .7 2 .1 2 .3 2 .2 2 .7 3 .1 2 .9 3 .4 3 .9 3 .5 4 .3 4 .8 4 .3

48、 5 .2 6 .0 5 .1 6 .2 7 .1EVR 150 .1 0 .150 .2 2 .3 2 .8 3 .2 3 .1 3 .7 4 .2 4 .0 4 .7 5 .3 4 .8 5 .9 6 .6 5 .8 7 .1 8 .2 6 .9 8 .5 9 .8EVR 200 .1 0 .150 .2 4 .6 5 .4 6 .1 5 .9 7 .1 8 .1 7 .6 9 .110 .3 9 .311 .412 .711 .213 .915 .913 .316 .718 .8EVR 220 .1 0 .150 .2 5 .5 6 .5 7 .3 7 .1 8 .5 9 .7 9 .1

49、10 .712 .311 .213 .715 .213 .416 .419 .016 .020 .022 .6EVR 250 .1 0 .150 .2 9 .1 10 .9 12 .2 11 .8 14 .2 16 .1 15 .217 .920 .418 .622 .825 .322 .427 .431 .726 .632 .637 .6EVR 320 .1 0 .150 .2 14 .6 17 .4 19 .6 18 .9 22 .7 25 .7 24 .328 .832 .629 .836 .540 .535 .843 .850 .742 .652 .260 .2EVR 400 .1 0

50、 .150 .222 .8 27 .2 30 .529 .5 35 .4 40 .238 .145 .051 .046 .557 .063 .356 .068 .679 .266 .581 .594 .0Suction vapour capacity QeCapacity (continuedCapacities are based on liquid temperature tl = +25C ahead of evaporator .The table values refer to the evaporator capacity and are given as a function o

51、f evaporating temperature te and pressure drop p across valve .Capacities are based on dry, saturated vapour ahead of valve .During operation with superheated vapour ahead of valve, the capacities are reduced by 4% for each 10 K superheat .Correction factorsWhen sizing valves, the evaporator capacit

52、y must be multiplied by a correction factor depending on liquid temperature tl ahead of expansion valve .When the corrected capacity is known, the selection can be made from the table . t l C 100101520253035404550R220 .760 .820 .880 .920 .961 .01 .051 .101 .161 .221 .30Correction factorsWhen sizing

53、valves, the plant capacity must be multiplied by a correctionfactor depending on liquid temperature t l ahead of valve/evaporator .When the corrected capacity is known, the selection can be made from the table .t l C 100101520253035404550R407C0 .710 .780 .850 .890 .941 .01 .061 .141 .231 .331 .46Cor

54、rection factors based on liquid temperature tlCapacities are based on liquid temperature t l = +25C ahead of valve, evaporating temperature te = 10C, and superheat 0 K .Correction factors for liquid temperature tlR407CLiquid capacity Qe kWType Liquid capacity Qe kW at pressure drop across valve p ba

55、r0 .1 0 .2 0 .3 0 .4 0 .5EVR 2 2 .43 .44 .35 .05 .3EVR 3 4 .2 5 .9 7 .2 8 .4 9 .3EVR 6 12 .317 .521 .424 .727 .6EVR 10 29 .541 .550 .958 .765 .7EVR 15 40 .156 .769 .780 .490 .0EVR 20 77 .0109 .0134 .0155 .0172 .0EVR 22 93 .1130 .0161 .0185 .2207 .0EVR 25155 .0218 .0268 .0309 .0346 .0EVR 32247 .0350

56、.0428 .0494 .0553 .0EVR 40386 .0546 .0669 .0773 .0864 .0Danfoss A/S (AC-AKC / frz, 05 - 2008 DKRCCPDBB0A302-520H1275 11Technical leaflet Solenoid valves type EVR 2 40 NC / NOCapacity (continuedR404A/R507Suction vapour capacity Qe kWt l C 100101520253035404550R134a 0 .730 .790 .860 .900 .951 .01 .061 .121 .191 .271 .37R404A/R5070 .650 .720 .810 .860 .931 .01 .091 .201 .331 .511 .74Correction factors based on liquid temperature tlCorrection factorsWhen sizing valves, the plant capacity must be multiplied by a correctionfactor depending on liq