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  上海維特銳實業(yè)發(fā)展有限公司供應(yīng)阿斯卡ASCO/202直動式比例調(diào)節(jié)電磁閥
ASCO/202直動式比例調(diào)節(jié)電磁閥的缺點是在于閥門有zui小工作差的要求，一般產(chǎn)品要求zui小工作壓差20KPa，如果安裝在zui不利回路上，勢必要求循環(huán)水泵多增加2米水柱的工作揚程，所以應(yīng)采取近端安裝，遠(yuǎn)端不安的方法。用戶離熱源距離大于供熱半徑的80%時就不要安裝這種流量控制閥?？刂崎y可在沒有外接電源的情況下，自動實現(xiàn)系統(tǒng)的流量平衡。是通過保持孔板（固定孔徑）前后壓差一定而實現(xiàn)流量限定的，因此，也可稱定流量閥。 定流量閥作用對象是流量，能夠鎖定流經(jīng)閥門的水量，而不是針對阻力的平衡。他能夠解決系統(tǒng)的動態(tài)失調(diào)問題：為了保持單臺制冷機(jī)、鍋爐、冷卻塔、換熱器這些設(shè)備的率運行，就需要控制這些設(shè)備流量固定于額定值；從系統(tǒng)末端來看，為了避免動態(tài)調(diào)節(jié)的相互影響，也需要在末端裝置或分支處限制流量。
ASCO/202直動式比例調(diào)節(jié)電磁閥的內(nèi)泄露量是指在規(guī)定的工作條件下，處于各個不同工作位置時，從高壓腔到低壓腔的泄露量。4，使用壽命電磁閥使用到主要零部件損壞，不能進(jìn)行正常的換向和復(fù)位動作，或者使用到其主要性能指標(biāo)明顯惡化超過了規(guī)定指標(biāo)所經(jīng)歷的換向次數(shù)。5，換向性能在規(guī)定的工作條件下，電磁閥通電后能否可靠地?fù)Q向，斷電后能否可靠地復(fù)位。 按其所配電磁鐵的結(jié)構(gòu)形式可分為干式和濕式，每一類又有交流、直流、本整等形式，而且所需電源電壓又有好多種，因而在其結(jié)構(gòu)上存在很多差別；電磁換向閥的品種繁多，按其工作位置數(shù)和通路數(shù)的多少可分為二位三通、二位四通、三位四通等；按其復(fù)位和定位形式可分為彈簧復(fù)位式、鋼球定位式、無復(fù)位彈簧式；按其閥體與電磁鐵的連接形式可分為法蘭連接和螺紋連接。
ASCO/202直動式比例調(diào)節(jié)電磁閥允許液體粘度一般在20CST以下，大于20CST應(yīng)注明。工作壓差，管路zui高壓差在小于0.04MPa時應(yīng)選用如ZS,2W,ZQDF,ZCM系列等直動式和分步直動式；zui低工作壓差大于0.04MPa時可選用先導(dǎo)式（壓差式）電磁閥；zui高工作壓差應(yīng)小于電磁閥的zui大標(biāo)定壓力；一般電磁閥都是單向工作，因此要注意是否有反壓差，如有安裝止回閥。 流體清潔度不高時應(yīng)在電磁閥前安裝過濾器，一般電磁閥對介質(zhì)要求清潔度要好。注意流量孔徑和接管口徑；電磁閥一般只有開關(guān)兩位控制；條件允許請安裝旁路管，便于維修；有水錘現(xiàn)象時要定制電磁閥的開閉時間調(diào)節(jié)。注意環(huán)境溫度對電磁閥的影響電源電流和消耗功率應(yīng)根據(jù)輸出容量選取，電源電壓一般允許±10%左右，必須注意交流起動時VA值較高。電磁閥分為常閉和常開二種；
阿斯卡ASCO/202直動式比例調(diào)節(jié)電磁閥
ASCO/202直動式比例調(diào)節(jié)電磁閥的內(nèi)部結(jié)構(gòu)可分滑閥位置反饋、載荷壓力反饋和載荷流量反饋；閥的級數(shù)可分單級、雙級和多級。在電液伺服閥中，將電信號轉(zhuǎn)變?yōu)樾D(zhuǎn)或直線運動的部件稱為力矩馬達(dá)或力馬達(dá)。力矩馬達(dá)浸泡在油液中的稱為濕式，不浸泡在油液中的稱為乾式。其中以滑閥位置反饋、兩級乾式電液伺服閥應(yīng)用zui廣。電液伺服閥的工作原理是力矩馬達(dá)在線圈中通入電流后產(chǎn)生扭矩，使彈簧管上的擋板在兩噴嘴間移動，移動的距離和方向隨電流的大小和方向而變化。例如擋板向右移近噴嘴時，就在主閥芯兩端面上產(chǎn)生壓力差推動主閥芯左移，使壓力油口P S與載荷1口相通，回油口與載荷 2口相通。
ASCO/202直動式比例調(diào)節(jié)電磁閥是一種由進(jìn)口靜壓開啟的自動泄壓防護(hù)裝置,它是壓力容器zui為重要的安全附件之一,它的功能是：當(dāng)容器內(nèi)壓力超過某一定值時,依靠介質(zhì)自身的壓力自動開啟閥門,迅速排出一定數(shù)量的介質(zhì)。當(dāng)容器內(nèi)的壓力降到允許值時,閥又自動關(guān)閉,使容器內(nèi)壓力始終低于允許壓力的上限,自動防止因超壓而可能出現(xiàn)的事故,所以安全閥又被稱為壓力容器的zui終保護(hù)裝置。安全閥根據(jù)工作壓力能自動啟閉，一般安裝于封閉系統(tǒng)的設(shè)備或管路上保護(hù)系統(tǒng)安全。安全閥屬于自動閥類,主要用于鍋爐、壓力容器和管道上,控制壓力不超過規(guī)定值,對人身安全和設(shè)備運行起重要保護(hù)作用。安全閥是一種安全保護(hù)用閥,它的啟閉件受外力作用下處于常閉狀態(tài),當(dāng)設(shè)備或管道內(nèi)的介質(zhì)壓力升高,超過規(guī)定值時自動開啟,通過向系統(tǒng)外排放介質(zhì)來防止管道或設(shè)備內(nèi)介質(zhì)壓力超過規(guī)定數(shù)值。
ASCO/202直動式比例調(diào)節(jié)電磁閥和安全閥為一體，組成先導(dǎo)式壓力閥，該閥即是卸荷閥又是安全閥，有時又是溢流閥．卸荷時其控制油道貫穿各路換向閥，同前述卸荷油道．當(dāng)各路換向閥處于中立位置時，卸荷閥的控制油道（見圖1b和圖2）貫穿各路換向閥并與油箱連通．卸荷時，大部分油液卸荷，通道短，壓力損失低．任一路閥換向工作，便切斷控制油道，油源來油就從換向閥進(jìn)入執(zhí)行元件工作，其工作壓力大小由導(dǎo)閥控制．此時系統(tǒng)壓力為導(dǎo)閥調(diào)整壓力．該種卸荷方式，即使換向閥路數(shù)增加，只是控制油道增加，卸荷壓力增加不大，始終保持較低卸荷壓力，此種卸荷方式多用于手動換向閥，卸荷可靠．
ASCO/202直動式比例調(diào)節(jié)電磁閥內(nèi)有一個閥片，既是敏感件又是動作執(zhí)行件。當(dāng)裝置啟動時，管道出現(xiàn)冷卻凝結(jié)水，凝結(jié)水靠工作壓力推開閥片，迅速排放。當(dāng)凝結(jié)水排放完畢，蒸汽進(jìn)入疏水閥內(nèi)，蒸汽的體積迅速擴(kuò)大，蒸汽比凝結(jié)水的流速大，使閥片上下產(chǎn)生壓差，閥片在蒸汽流速的吸力下迅速關(guān)閉。當(dāng)閥片關(guān)閉時，閥片受到兩面壓力，閥片下面的受力面積小于上面的受力面積，因疏水閥汽室里面的壓力來源于蒸汽壓力，所以閥片上面受力大于下面，閥片緊緊關(guān)閉。當(dāng)疏水閥汽室里面的蒸汽降溫成凝結(jié)水，汽室里面的壓力消失。凝結(jié)水靠工作壓力推開閥片，凝結(jié)水又繼續(xù)排放，循環(huán)工作，間斷排水。
ASCO/202直動式比例調(diào)節(jié)電磁閥中還有帶扳手和不帶扳手的。扳手的作用主要是檢查閥瓣的靈活程度，有時也可以用作手動緊急泄壓用，如圖3。杠桿式安全閥主要依靠杠桿重錘的作用力而工作，但由于杠桿式安全閥體積龐大往往限制了選用范圍。溫度較高時選用帶散熱器的安全閥。 安全閥顧名思義是保證壓力管道、壓力容器的關(guān)鍵安全應(yīng)用保障，為了保證安全閥的正常工作及延長安全閥的使用壽命，在使用中應(yīng)做到定期檢查運行中的安全閥是否泄漏，卡阻及彈簧銹蝕等不正常現(xiàn)象，并注意觀察調(diào)節(jié)螺套及調(diào)節(jié)圈緊定螺釘?shù)逆i緊螺母是否有松動，若發(fā)現(xiàn)問題及時采取適當(dāng)?shù)木S護(hù)措施。
ASCO/202直動式比例調(diào)節(jié)電磁閥也可以控制在幾十毫秒內(nèi)。由于自成回路，比之其它自控閥反應(yīng)更靈敏。設(shè)計得當(dāng)?shù)碾姶砰y線圈功率消耗很低，屬節(jié)能產(chǎn)品；還可做到只需觸發(fā)動作，自動保持閥位，平時一點也不耗電。流體控制用集裝式直動2通電磁閥通常只有開關(guān)兩種狀態(tài)，閥芯只能處于兩個極限位置，不能連續(xù)調(diào)節(jié)，所以調(diào)節(jié)精度還受到一定限制。NASCO阿斯卡直動式2位3通閥對介質(zhì)潔凈度有較高要求，含顆粒狀的介質(zhì)不能適用，如屬雜質(zhì)須先濾去。另外，粘稠狀介質(zhì)不能適用，而且，特定的產(chǎn)品適用的介質(zhì)粘度范圍相對較窄。ASCO阿斯卡直動式2位3通閥多樣，用途廣泛。電磁閥雖有先天不足，優(yōu)點仍十分突出，所以就設(shè)計成多種多樣的產(chǎn)品，滿足各種不同的需求，用途極為廣泛。
阿斯卡ASCO/202直動式比例調(diào)節(jié)電磁閥
ASCO Numatics現(xiàn)貨供應(yīng)ASCO 551系列 現(xiàn)貨SCG551A001MS SCG551A002MS SCG531D001MS SCG531D002MSEFG551H401MO VCEFG551H401MOVCEFG551H417 EFG551H417 WSNF8327B102 4818653D 481865C2 238210-058-DASCO 脈沖閥 線圈 維修包 卡口 DIN接線插頭修理包 膜片 現(xiàn)貨400325-642 400325-117 400425-342 400425-1171英寸直角 SCG353A044 防爆EFG353A0441.5寸直角 SCG353A047 防爆EFG353A0472.0寸直角 SCG353A050 2.5寸直角 SCG353A0513英寸直角 SCG353.603寸淹沒式 SCSCXE353.60 C113444 C113827 C113685 C113686 C123432 C123433ASCO 石化 電廠 備貨型號可調(diào) 8220G5 35300048 SCE222B095 8262G230 EF8321G1 54191026 35500382 18900001 EFHT8003G001 E290A059 52000001 8342G0018210G4 8210G9 8210G15 8210G54 8210G1008320G174 8320G184 8320G1948320G176 8320G186 8320G1968262G091 SCE263A300 SCE222D002 SCG210C087 NFB210D189 NFB210C087 SCE210B154SCE238A001 SCE238A002 SCE238A005 Joucomatic52000001 52000004 52000005 52000008 35500345 3550034652100001 52100004 52100005 52100008 35500347 3550034854191026 54292026 18900002 35500196 88122404 88122602 產(chǎn)品型號 347P01 2347PAG1HNM0 DC24V JE2-J320601 57000103 DC24 347P01 2347PAG1HNM0 DC24V WT8551A1MS ER90A016 SCG531B001MS 220VAC 57000104 DC24 302329 8320G184 238610-032D110VAC/50HZ SCB210DB9BN110/50 52100005 G5001MS 400125-097 230VAC SCG53LB001MS 400425-117J WSNFB327A112 8210G94/220VAC 57000014 DC24V C302329 電磁閥修理包 HT8316G64/120VDC 57000103 DC24V JE3-8320G174 AC110 SCG551B401MO AC220V 539 8320G184 238610-032D/50HZ110VAC MP-C-082 238410-058 8210G94/220VAC SCB344A074 AC220V HT8316G64/120VDC 8320G184 AC110 EFG551G401M0 電壓DC125V JKP8342G003PMS AC220 DQK-1652C EF8316G4 DC24V（常閉）二位三通防 238614-05 8-D 240/60FT DQK-2652C EFG551G401MO（常閉）電磁閥 MP-C-082 238410-058D G551A001MS FE8210G4 DC24V（常閉）二位三通 HT8344G80 220VAC 50HZ 238614-05 8-D JKP8342G003PMS220VAG WSNF8551A421 CTTS EFG551B401MO 24VDC SCB344A074 AC220 8215B50 EF8316G54 DC24V（常閉）二位三通 SCE370A008MS AC220 E238A204 EFG551H401MO DC24（常閉）電磁閥 P8262G2 110V 50HZ SCE238A004 FE8210G4 DC24V（常閉）二位三通 535E0116G02 220VAC SCXB320A178 WSNFET-B327A102 NFM1211 GML209NJLED24HH 8344B60M0 WSNFET-B327A102 DC24V NFM1211 P8262C2 110V 50HZ 835082ASD2MS NPT1/2:EF8210G094 220/50 JE2-J320601 220VAC/50HZ HT8344G44 24VDC NPT11/2:EF8210G056 220/50 H78344 G44 DC24V 8210G15/AC220 NPT3/4:EF8210G095 220/50 HT8316G74/AC220 835082ASD2MS 238410-058-D(MC-C-82) HT8344G44 24VDC 21200140 238510-034-D(MP-C-103) 8210G15 AC220V E290A005 238610-058-D(MC-C-080) HT8316G74 AC220V 50VF3-4T SC G262 24V,15.3W,400325-242 50-VFE5120-4TD-03 EF802224MO 306191 <4G44 2344G44 24VDC JOUCOMATIC34206015 VS135 AC220V 3003200H 3P 200A 分?jǐn)嗄芰型 MP-C-080-006-D 24VDC VS3135-044 PA11B/KF11A1/PP03 8262G019 AC220V 8262G019 430-04422 230VAC 2.5W 8262G019 AC220V NBXB210B038 238610-158-D (MP-C-080) 8323G3 833-354101106 82124038063 FLOWSERVE 7019-9ABC AC220V EF8551A001MS 24VDC EFG552G401MO 24VOC HB 8320G200 AC220V EF8551A017MS 24VDC NF3327A011 24VDC HBXB 320A200 AC220V EFG551H465 24VDC NF3327A011 24VDC HT 8316G66 AC220V EFG551H466 24VDC NF3327A011 24VDC NF 8320A200 AC220V JE3-8320G200 220VAC/50HZ SC8551A017MS 24VDC EFHC 8016G1 AC220V SCG551A065 24VOC SCG551A066 24VDC 8344B60M0 AC220V SCG552A001 24VDC 43004158 EFL8344G70 220V/50Hz 8223G021 AC110 8223G021 JE2-8320G13 220V/50Hz 8360G071 AC110 8360G071 JEP3X8320G174MBMO 535E0116G02 220VAC PB21B G551A001MS（551型）AC230V 50-60H G551B401MO DC125V SCG551A001MS SCG353A044 DC24V SCE210C094 AC220V SCJ551A001MS G551A002MS AC220 ASCO 300C 3100N 400325-242 EF8342G003PMS 240VAC K0304-355 K0304-316 MPC-089 272614-155B 220V 50Hz RED-HAT II WT8551A1M6 JKB8342G1M8 AC220 SCZ353A040 AC220 SCZ353A050 AC220 8320G174 AC220V SCZ353A060 AC220 RED-HAT 11 8210G95HW/220VAC/IP67、3/4"管螺 EF8327G2 220VAC NFB327 A011 220VAC SC/G353A043 3/4"管螺紋 SCG551A017MS 220VAC 34203087 G3/8 USF8210C93N AC220V WT8551A1M6 220V 35500333 JKB8342G1MB AC220 HTJ211D4 DC110V 52000008 833-354-223006 8320G202 DC110V RED-HAT II EF8320G174 AC220V U8325B14V AC110V 8316G66 JKP8342G001MS 220VAC PVL-B121618 PA11B SLG353 060 1－6Bar 3〃 75mm NFB320A200 AC220V 8316G66 220V JBEFX（或*）8344G72MF 220VAC NFB320A200 DC24V EFHC 801bG1 NFG-551B401-MS-M FLOWSERVE 7019-9ABC EFHC 8321G2 NFG-551B402-MS-M HBXB 320A200 HB 8320G200 SCG531B-001MS DC24V HTJ211D4 DC110V HT 8316G66 V301/P/6 C1/4 13100156 EF8551A001MS 24VDC NF 8320A200 88100142 60V 500MA EFB210D089V 24VDC 8316G24MO EV8316G384V 48VDC EFG551417MO 24VDC EFHC 8321G2 AC220V JKF8210G95MO 220VAC EFG551G401MO 24VDC JE4-8025D224 JKH832G1MS 220VAC EFHC 801bG1 AC220V 8344B60M0 DC24V JKP8342G001MS 220VAC SCE238A005 24VDC 8316G24MO PSF8262C2 110VAC SCG238C017 AC230V 50HZ JKB8342G1M8 WPTISB307A406 24VDC U8325B39V AC110V 35500343 EV8316G384V 1/2常閉 48VDC WPTISB307A406 35500344 JKF8210G95M0 1/4 220VAC 8316G24MO AC220V 35500346 JKH 832G1MS 220VAC NF-G551A401-MS-M 52100004 JKP8342G001MS 220VAC WBIS8223A310 306191 PSF8262C2 1/8 110VAC WBIS8262A386 WBIS8316A384V WPTISB307A 406 1/4NPT 24VDC WBIS8316A381V 8290AD34 HCG551A001MA4 AC220 8262G13 ac220 2636044 MP-C-080 23610-058B 8320GREDHATR>REDHAT EF8300D61U 8263G206V ac220 EF8308741F 24VDC REDHAT EF8320G172 EF8308B40 220VAC EF8320G174 24VDC S4-95GP 240V 50HZ 6w EV8327G52 24VDC NFM1211 MP-C-082 238410-058-D EV855/G455 PA11B 220V 1890001 MEDIUM:AIR 24VDC 52100004 AC220V 18900001 2位5通， IS02，單電 EF8344G70 24VDC 35500382 2位5通，IS02 單電 DM12-2FX DCF 54191006 ISO 2， 側(cè)面出口， G1/2 E2318CBCOT 110VAC 8210G2 ISO 2，側(cè)面出口 G1/2 E2518CBCOT 110VAC 5002253 B63074，XOV-135 E2518CBCOT 220VAC 54190017 F831D20 24VDC EFHC8210G11 EFHC8210G13 JE3-8311A40，XOV-10102 EFHC8210G3 S100 NFB316A54，XOV-11200 WBIS8314A300MO 8290AO34 EF8320 G174 SCG31B-001MS 272614-155D 17P-C-011 064982-004D 8290AO34 AC220 DM12-2FX DCF 34207093 帶壓力表 DM12-2FX DCF EF8320G18 HT8316G074 AC220V EFG551G417MO 24VDC K226061-1 EF8025B224MO DC24V NFB551B401 24VDC 54100883 EFB0824HF DC24 0.2A HTJ211D4 DC110V HTJ211D4 EFG551G401MO AC220V PB17A/RG10A 21J EF8320G18 24VDC JB58A218C 250VAC 55102005 240VDC 52100004 43550447 CC128 100M 55102011 240VDC 55102009 8262G80M0 220V SCG53LW00MS 220V 43004422 EF8320G188 220V 8320G172 AC220V PB11B J263G205LT AC220V U8325B39V 110PSI EF8320G174 G551A001MS AC220V SCE238A007 AC220V 55192005 55192009 DC24V 43004166 24VDC E238A207 55192011 DC24V 238714-006-D 12100309 JBEV8316G82 24V EF8320G174 272812-155 8210G037 DC24V EF8025B224MO 34203086 SCXG327A001 272812-155 400125-097 EF8320F174MS 220VAC 400125-097 12100309 JKF8300146205D(CROSSB) J263G205LT 34203086 EF8342G003MS 22VAC EFG551G401MO G327A001 SCG353A047PIPE2 AC240 2*18900001 2*19200001 SLG353 060 1－6Bar 3" 75mm 8210G 13 8321 G1 NF-B327A001 DC24V 8345G 1 EF8300D61U MP-C-080238710-006D 24DCFT G551 A001MS RGS 240 CAT.NO:HT8316G66 110VDC SCG531B001MS 8262G80M0 EF8342G1M1 220VAC 50HZ EF8320G188 EF8342C1 K303-116EF8320G174 220VAC EF8342C1 220V EF8210G088 HT 8316G66 110VDC E2GOA6G 306192-MS JKF8300G58RU AC220V K302730M0 8320G176 E-E/2 300# CODE:16500097N:146625 8320G10 AC220V SC30P-RE25T1 HB8316D15VMB AC220V 8215G2 AC220V 8320G176 HB8316G16VMB DC110V 8342G703 AC220V HB8316G074 PC11B/LK11A1D/QP01 SCB307B065F AC220V HB8320G174 PSF8262C2 1/8 110VAC SCG553A005MS AC220V 13100199 SCG551A001MS DC24V NFB307B065 UMO 88100144 SCG551A001MS AC220V WT8511A1MS 220V 35500076 EFG551G401MS 220V VALVECATAL0G 54191023 EF8300D61U AC220V SCG353A043 54291023 8210G009 AC220V EF8320G174MS 8266D26V MP-C-089 220V 55192011 54190883 EFG551B401MS 8210G94 DC24V 8210G15 EF8320G174 AC220V 8320G83 AC220V K302-116 8210G15 AC220V PC11B/KL11AID/QP01 VQ4201-4W WPXB344 082M0496142 SCE238A009 24VDC MP-C-089 RED-HAT K12-670 24V ASCO-ATS-1630A/4P 8320G176 31-223 B25282 ASCO-ATS-630A/4P NBB307078 12500001 125 220VAC 1/2” EF8320G200220/50 NFB307021 EF8327G42 24vdc 8316G64 DC220V NFB307C79 EV8316G84V 24vdc 8316G66 DC220V NFB327001 NFB307B05F(NELES) 24vdc 8342G001 AC220V SC8401B103 NFB327A001 24vdc EFG551G401MS SCXB307B075F NFB327A002 24vdc SCISB314C35 8210G88 NFBSS1B488(NELES) 24vdc WPFTXE320A192 88212132 REDHAT EF8300D61U DC24 SCG551A001MS 10700208 REDHAT EF8320G172 DC24 SCG551A001MSP G551A001MS REDHAT MP-C-080 DC24 NBB307078 AC220 K302-116 je3ht8215j30v AC100/60hz NFB307021 AC220 55102005 DC24 je3ht8215j30v dc100/60hz NFB307C79 AC220 55102011 DC24 電磁閥的底板SCG353A047 NFB327001 AC220 238310 KVP342,DC24V 8210G88 AC220V 238314 EF8342G1 55100004 AC220V 43004158 EF8342G1 AC220V E32-8320A DC24 55192011 55100004 AC220V 822713 SCB327A 24V EXIBIICT4 55100004 DC24V 52100008 HSV-8546A REDHAT EF8300D61U EF8316G304 DC24V 238610-158-D EFG551B401MS AC220V EF8344G374 DC24V KSL08-02S JE3-8320G174 110VAC EV8316G84V 24VDC 8320G182V MP-3-080 238610-158-D 240/60 52000004 AC230V SCG551A001MS AFB307C8U AC220V 1/4"NPT EV8316G38V 24DC 52000008 AFB320A184 AC220V 1/4"NPT NFB327A112 24DV ASC 30400008 JBEF8210G088 220/50 NFG551A309 24DC ASC 30400007 JBEF8210G089 220/50 NFXB316A309 24DC ASC0 43800178 NF8553A317MO 24DC WPHTB344A074*MA8 ASC0 43400259 je3ht8215g30v AC100/60hz ASCO 300/C3/70A ASC0 45000519 SCG551A001MS 220V ASCO SCE370A027V ASCO 51900001 8210G009 AC220V ASCO K302-116 ASCO 34203060 EF8210G14 110V/50HZ ASCO SCG551A001MS ASCO 306191-MS ASCO EFHT8316G54 24VDC ASCO 8210G22 DC24V ASCO 54191028 ASCO EFG353A043 3/4 DC24V ASCO 8360G74 220VAC ASCO 35500382 ASCO 8320G184MS AC220V ASCO NFB 316 D014 ASCO 8300D076U ASCO EF8342G20 AC220V ASCO SCG262C013 ASCO 43800064 ASCO 8300A82U 3/8 90PSI ASCO SCE210C035 ASCO 43500078 ASCO EF8320G174 220VAC ASCO E290A040 ASCO 54191027 ASCO EF8320G174 24VDC ASCO 8263G333 ASCO 35500070 ASCO NBETB307C039U DC24V ASCO 8262G148 ASCO 19000006 AC230V ASCO NAETB307C039 DC24V ASCO 272610-132-D ASCO 45000014 ASCO SCG551A001MS 24VDC ASCO EF8344G70 DC24V ASCO 30900003 ASCO JE3-8344G72 24VDC ASCO SCE238A002 ASCO 430-04422 ASCO JE32-8344G72 24VDC ASCO 88200007 DC24 ASCO C123433 ASCO JE32-8344G27MO 24VDC ASCO EF8320G200 ASCO 400425342 ASCO EF8210G089 220VAC ASCO HE8025B225 ASCO 54291023 ASCO EF8320G174 220VAC ASCO G551B417SCY2 ASCO 430-04184 ASCO EF8320G041 220VAC ASCO 8342G001 AC220V ASCO 34393103 ASCO EF8320G041 220VAC ASCO 7ATSC32000H5 ASCO 34303054 ASCO 54100884 24V 50/60HZ ASCO 8320G176 220V/50 ASCO 34203292 ASCO EFHT8320G174 DC24V ASCO EF8342G20 AC220V ASCO 34203072 ASCO MP-C089/238714-006-D 4WE ASCO 8262G232Q 110/50 ASCO 52000067 ASCO 43004422 230V/AC/50Hz ASCO EF8320G174 24VDC ASCO 34393114 ASCO NKS374A090MS*2 DC24 ASCO EF8320G174 220VDC ASCO 34203081 ASCO NF-XB307B075F DM12-2FXDC ASCO 8262G007V 24VDC ASCO 8320G174 ASCO EF8017G2 MM994096 220V ASCO EF8320G184MS AC220V ASCO 34600137 ASCO EF8003G1 A516994 220V ASCO MP-C-089 238714-006-D ASCO 34600108 ASCO HEHTX8210B3809724 ASCO EF8320G184 24VDC ASCO NF-01，2-N ASCO G55B401MO-MP-C-089 ASCO PC11B/KL11AID/QP01 ASCO G551A001MS ASCO SCG551A001MS DC24V ASCO HB8320G174 220/50 ASCO PA20A ASCO 314PEY6 95-250VAC 50/60H ASCO EF8342G20 AC220V ASCO 13100244 ASCO 88100144 60VDC 500mA ASCO EFL8316G304 DC24V ASCO 54191027 ASCO EFL8316G354 D2TCP4 DC24V ASCO SCG353A051 220V ASCO 51800021 ASCO 52100004 DC24V ASCO 52100008 DC24V ASCO K302-116 ·347P01 2347PAG1HNM0 DC24V ·JE2-J320601 57000103 DC24 347P01 2347PAG1HNM0 DC24V WT8551A1MS ER90A016 SCG531B001MS 220VAC 57000104 DC24 302329 8320G184 238610-032D110VAC/50HZ SCB210DB9BN110/50 52100005 G5001MS 400125-097 230VAC SCG53LB001MS 400425-117J WSNFB327A112 8210G94/220VAC 57000014 DC24V C302329 電磁閥修理包 HT8316G64/120VDC 57000103 DC24V JE3-8320G174 AC110 SCG551B401MO AC220V 539 8320G184 238610-032D/50HZ110VAC MP-C-082 238410-058 8210G94/220VAC SCB344A074 AC220V HT8316G64/120VDC 8320G184 AC110 EFG551G401M0 電壓DC125V JKP8342G003PMS AC220 DQK-1652C EF8316G4 DC24V（常閉）二位三通防 238614-05 8-D 240/60FT DQK-2652C EFG551G401MO（常閉）電磁閥 MP-C-082 238410-058D G551A001MS FE8210G4 DC24V（常閉）二位三通 HT8344G80 220VAC 50HZ 238614-05 8-D JKP8342G003PMS220VAG WSNF8551A421 CTTS EFG551B401MO 24VDC SCB344A074 AC220 8215B50 EF8316G54 DC24V（常閉）二位三通 SCE370A008MS AC220 E238A204 EFG551H401MO DC24（常閉）電磁閥 P8262G2 110V 50HZ SCE238A004 FE8210G4 DC24V（常閉）二位三通 535E0116G02 220VAC SCXB320A178 WSNFET-B327A102 NFM1211 GML209NJLED24HH 8344B60M0 WSNFET-B327A102 DC24V NFM1211 P8262C2 110V 50HZ 835082ASD2MS NPT1/2:EF8210G094 220/50 JE2-J320601 220VAC/50HZ HT8344G44 24VDC NPT11/2:EF8210G056 220/50 H78344 G44 DC24V 8210G15/AC220 NPT3/4:EF8210G095 220/50 HT8316G74/AC220 835082ASD2MS 238410-058-D(MC-C-82) HT8344G44 24VDC 21200140 238510-034-D(MP-C-103) 8210G15 AC220V E290A005 238610-058-D(MC-C-080) HT8316G74 AC220V 50VF3-4T SC G262 24V,15.3W,400325-242 50-VFE5120-4TD-03 EF802224MO 306191 <4G44 2344G44 24VDC JOUCOMATIC34206015 VS135 AC220V 3003200H 3P 200A 分?jǐn)嗄芰型 MP-C-080-006-D 24VDC VS3135-044 PA11B/KF11A1/PP03 8262G019 AC220V 8262G019 430-04422 230VAC 2.5W 8262G019 AC220V NBXB210B038 238610-158-D (MP-C-080) 8323G3 833-354101106 82124038063 FLOWSERVE 7019-9ABC AC220V EF8551A001MS 24VDC EFG552G401MO 24VOC HB 8320G200 AC220V EF8551A017MS 24VDC NF3327A011 24VDC HBXB 320A200 AC220V EFG551H465 24VDC NF3327A011 24VDC HT 8316G66 AC220V EFG551H466 24VDC NF3327A011 24VDC NF 8320A200 AC220V JE3-8320G200 220VAC/50HZ SC8551A017MS 24VDC EFHC 8016G1 AC220V SCG551A065 24VOC SCG551A066 24VDC 8344B60M0 AC220V SCG552A001 24VDC 43004158 EFL8344G70 220V/50Hz 8223G021 AC110 8223G021 JE2-8320G13 220V/50Hz 8360G071 AC110 8360G071 JEP3X8320G174MBMO 535E0116G02 220VAC PB21B G551A001MS（551型）AC230V 50-60H G551B401MO DC125V SCG551A001MS SCG353A044 DC24V SCE210C094 AC220V SCJ551A001MS G551A002MS AC220 ASCO 300C 3100N 400325-242 EF8342G003PMS 240VAC K0304-355 K0304-316 MPC-089 272614-155B 220V 50Hz RED-HAT II WT8551A1M6 JKB8342G1M8 AC220 SCZ353A040 AC220 SCZ353A050 AC220 8320G174 AC220V SCZ353A060 AC220 RED-HAT 11 8210G95HW/220VAC/IP67、3/4"管螺 EF8327G2 220VAC NFB327 A011 220VAC SC/G353A043 3/4"管螺紋 SCG551A017MS 220VAC 34203087 G3/8 USF8210C93N AC220V WT8551A1M6 220V 35500333 JKB8342G1MB AC220 HTJ211D4 DC110V 52000008 833-354-223006 8320G202 DC110V RED-HAT II EF8320G174 AC220V U8325B14V AC110V 8316G66 JKP8342G001MS 220VAC PVL-B121618 PA11B SLG353 060 1－6Bar 3〃 75mm NFB320A200 AC220V 8316G66 220V JBEFX（或*）8344G72MF 220VAC NFB320A200 DC24V EFHC 801bG1 NFG-551B401-MS-M FLOWSERVE 7019-9ABC EFHC 8321G2 NFG-551B402-MS-M HBXB 320A200 HB 8320G200 SCG531B-001MS DC24V HTJ211D4 DC110V HT 8316G66 V301/P/6 C1/4 13100156 EF8551A001MS 24VDC NF 8320A200 88100142 60V 500MA EFB210D089V 24VDC 8316G24MO EV8316G384V 48VDC EFG551417MO 24VDC EFHC 8321G2 AC220V JKF8210G95MO 220VAC EFG551G401MO 24VDC JE4-8025D224 JKH832G1MS 220VAC EFHC 801bG1 AC220V 8344B60M0 DC24V JKP8342G001MS 220VAC SCE238A005 24VDC 8316G24MO PSF8262C2 110VAC SCG238C017 AC230V 50HZ JKB8342G1M8 WPTISB307A406 24VDC U8325B39V AC110V 35500343 EV8316G384V 1/2常閉 48VDC WPTISB307A406 35500344 JKF8210G95M0 1/4 220VAC 8316G24MO AC220V 35500346 JKH 832G1MS 220VAC NF-G551A401-MS-M 52100004 JKP8342G001MS 220VAC WBIS8223A310 306191 PSF8262C2 1/8 110VAC WBIS8262A386 WBIS8316A384V WPTISB307A 406 1/4NPT 24VDC WBIS8316A381V 8290AD34 HCG551A001MA4 AC220 8262G13 ac220 2636044 MP-C-080 23610-058B 8320GREDHATR>REDHAT EF8300D61U 8263G206V ac220 EF8308741F 24VDC REDHAT EF8320G172 EF8308B40 220VAC EF8320G174 24VDC S4-95GP 240V 50HZ 6w EV8327G52 24VDC NFM1211 MP-C-082 238410-058-D EV855/G455 PA11B 220V 1890001 MEDIUM:AIR 24VDC 52100004 AC220V 18900001 2位5通， IS02，單電 EF8344G70 24VDC 35500382 2位5通，IS02 單電 DM12-2FX DCF 54191006 ISO 2， 側(cè)面出口， G1/2 E2318CBCOT 110VAC 8210G2 ISO 2，側(cè)面出口 G1/2 E2518CBCOT 110VAC 5002253 B63074，XOV-135 E2518CBCOT 220VAC 54190017 F831D20 24VDC EFHC8210G11 EFHC8210G13 JE3-8311A40，XOV-10102 EFHC8210G3 S100 NFB316A54，XOV-11200 WBIS8314A300MO 8290AO34 EF8320 G174 SCG31B-001MS 272614-155D 17P-C-011 064982-004D 8290AO34 AC220 DM12-2FX DCF 34207093 帶壓力表 DM12-2FX DCF EF8320G18 HT8316G074 AC220V EFG551G417MO 24VDC K226061-1 EF8025B224MO DC24V NFB551B401 24VDC 54100883 EFB0824HF DC24 0.2A HTJ211D4 DC110V HTJ211D4 EFG551G401MO AC220V PB17A/RG10A 21J EF8320G18 24VDC JB58A218C 250VAC 55102005 240VDC 52100004 43550447 CC128 100M 55102011 240VDC 55102009 8262G80M0 220V SCG53LW00MS 220V 43004422 EF8320G188 220V 8320G172 AC220V PB11B J263G205LT AC220V U8325B39V 110PSI EF8320G174 G551A001MS AC220V SCE238A007 AC220V 55192005 55192009 DC24V 43004166 24VDC E238A207 55192011 DC24V 238714-006-D 12100309 JBEV8316G82 24V EF8320G174 272812-155 8210G037 DC24V EF8025B224MO 34203086 SCXG327A001 272812-155 400125-097 EF8320F174MS 220VAC 400125-097 12100309 JKF8300146205D(CROSSB) J263G205LT 34203086 EF8342G003MS 22VAC EFG551G401MO G327A001 SCG353A047PIPE2 AC240 2*18900001 2*19200001 SLG353 060 1－6Bar 3" 75mm 8210G 13 8321 G1 NF-B327A001 DC24V 8345G 1 EF8300D61U MP-C-080238710-006D 24DCFT G551 A001MS RGS 240 CAT.NO:HT8316G66 110VDC SCG531B001MS 8262G80M0 EF8342G1M1 220VAC 50HZ EF8320G188 EF8342C1 K303-116EF8320G174 220VAC EF8342C1 220V EF8210G088 HT 8316G66 110VDC E2GOA6G 306192-MS JKF8300G58RU AC220V K302730M0 8320G176 E-E/2 300# CODE:16500097N:146625 8320G10 AC220V SC30P-RE25T1 HB8316D15VMB AC220V 8215G2 AC220V 8320G176 HB8316G16VMB DC110V 8342G703 AC220V HB8316G074 PC11B/LK11A1D/QP01 SCB307B065F AC220V HB8320G174 PSF8262C2 1/8 110VAC SCG553A005MS AC220V 13100199 SCG551A001MS DC24V NFB307B065 UMO 88100144 SCG551A001MS AC220V WT8511A1MS 220V 35500076 EFG551G401MS 220V VALVECATAL0G 54191023 EF8300D61U AC220V SCG353A043 54291023 8210G009 AC220V EF8320G174MS 8266D26V MP-C-089 220V 55192011 54190883 EFG551B401MS 8210G94 DC24V 8210G15 EF8320G174 AC220V 8320G83 AC220V K302-116 8210G15 AC220V PC11B/KL11AID/QP01 VQ4201-4W WPXB344 082M0496142 SCE238A009 24VDC MP-C-089 RED-HAT K12-670 24V ASCO-ATS-1630A/4P 8320G176 31-223 B25282 ASCO-ATS-630A/4P NBB307078 12500001 125 220VAC 1/2” EF8320G200220/50 NFB307021 EF8327G42 24vdc 8316G64 DC220V NFB307C79 EV8316G84V 24vdc 8316G66 DC220V NFB327001 NFB307B05F(NELES) 24vdc 8342G001 AC220V SC8401B103 NFB327A001 24vdc EFG551G401MS SCXB307B075F NFB327A002 24vdc SCISB314C35 8210G88 NFBSS1B488(NELES) 24vdc WPFTXE320A192 88212132 REDHAT EF8300D61U DC24 SCG551A001MS 10700208 REDHAT EF8320G172 DC24 SCG551A001MSP G551A001MS REDHAT MP-C-080 DC24 NBB307078 AC220 K302-116 je3ht8215j30v AC100/60hz NFB307021 AC220 55102005 DC24 je3ht8215j30v dc100/60hz NFB307C79 AC220 55102011 DC24 電磁閥的底板SCG353A047 NFB327001 AC220 238310 KVP342,DC24V 8210G88 AC220V 238314 EF8342G1 55100004 AC220V 43004158 EF8342G1 AC220V E32-8320A DC24 55192011 55100004 AC220V 822713 SCB327A 24V EXIBIICT4 55100004 DC24V 52100008 HSV-8546A REDHAT EF8300D61U EF8316G304 DC24V 238610-158-D EFG551B401MS AC220V EF8344G374 DC24V KSL08-02S JE3-8320G174 110VAC EV8316G84V 24VDC 8320G182V MP-3-080 238610-158-D 240/60 52000004 AC230V SCG551A001MS AFB307C8U AC220V 1/4"NPT EV8316G38V 24DC 52000008 AFB320A184 AC220V 1/4"NPT NFB327A112 24DV ASC 30400008 JBEF8210G088 220/50 NFG551A309 24DC ASC 30400007 JBEF8210G089 220/50 NFXB316A309 24DC ASC0 43800178 NF8553A317MO 24DC WPHTB344A074*MA8 ASC0 43400259 je3ht8215g30v AC100/60hz ASCO 300/C3/70A ASC0 45000519 SCG551A001MS 220V ASCO SCE370A027V ASCO 51900001 8210G009 AC220V ASCO K302-116 ASCO 34203060 EF8210G14 110V/50HZ ASCO SCG551A001MS ASCO 306191-MS ASCO EFHT8316G54 24VDC ASCO 8210G22 DC24V ASCO 54191028 ASCO EFG353A043 3/4 DC24V ASCO 8360G74 220VAC ASCO 35500382 ASCO 8320G184MS AC220V ASCO NFB 316 D014 ASCO 8300D076U ASCO EF8342G20 AC220V ASCO SCG262C013 ASCO 43800064 ASCO 8300A82U 3/8 90PSI ASCO SCE210C035 ASCO 43500078 ASCO EF8320G174 220VAC ASCO E290A040 ASCO 54191027 ASCO EF8320G174 24VDC ASCO 8263G333 ASCO 35500070 ASCO NBETB307C039U DC24V ASCO 8262G148 ASCO 19000006 AC230V ASCO NAETB307C039 DC24V ASCO 272610-132-D ASCO 45000014 ASCO SCG551A001MS 24VDC ASCO EF8344G70 DC24V ASCO 30900003 ASCO JE3-8344G72 24VDC ASCO SCE238A002 ASCO 430-04422 ASCO JE32-8344G72 24VDC ASCO 88200007 DC24 ASCO C123433 ASCO JE32-8344G27MO 24VDC ASCO EF8320G200 ASCO 400425342 ASCO EF8210G089 220VAC ASCO HE8025B225 ASCO 54291023 ASCO EF8320G174 220VAC ASCO G551B417SCY2 ASCO 430-04184 ASCO EF8320G041 220VAC ASCO 8342G001 AC220V ASCO 34393103 ASCO EF8320G041 220VAC ASCO 7ATSC32000H5 ASCO 34303054 ASCO 54100884 24V 50/60HZ ASCO 8320G176 220V/50 ASCO 34203292 ASCO EFHT8320G174 DC24V ASCO EF8342G20 AC220V ASCO 34203072 ASCO MP-C089/238714-006-D 4WE ASCO 8262G232Q 110/50 ASCO 52000067 ASCO 43004422 230V/AC/50Hz ASCO EF8320G174 24VDC ASCO 34393114 ASCO NKS374A090MS*2 DC24 ASCO EF8320G174 220VDC ASCO 34203081 ASCO NF-XB307B075F DM12-2FXDC ASCO 8262G007V 24VDC ASCO 8320G174 ASCO EF8017G2 MM994096 220V ASCO EF8320G184MS AC220V ASCO 34600137 ASCO EF8003G1 A516994 220V ASCO MP-C-089 238714-006-D ASCO 34600108 ASCO HEHTX8210B3809724 ASCO EF8320G184 24VDC ASCO NF-01，2-N ASCO G55B401MO-MP-C-089 ASCO PC11B/KL11AID/QP01 ASCO G551A001MS ASCO SCG551A001MS DC24V ASCO HB8320G174 220/50 ASCO PA20A ASCO 314PEY6 95-250VAC 50/60H ASCO EF8342G20 AC220V ASCO 13100244 ASCO 88100144 60VDC 500mA ASCO EFL8316G304 DC24V ASCO 54191027 ASCO EFL8316G354 D2TCP4 DC24V ASCO SCG353A051 220V ASCO 51800021 ASCO 52100004 DC24V ASCO 52100008 DC24V ASCO K302-116 ASCO EF8003G1 220VAC/常開型 ASCO EFHT8210G094 ASCO 55192118 ASCO EF8320G184 DC24V 1/2 ASCO 8320G184MS ASCO 55102118 ASCO EFX8320G174MF 24VDC TPL：15444 ASCO 238710-006-D ASCO NBB307C78F ASCO EV8327G52 24VDC ASCO EF8316G64 24VDC ASCO 400-425117 ASCO NFB316E044V 24VDC ASCO NFB327A002 24VDC ASCO 8262G80 24VDC ASCO EFG8320G8 AC220V ASCO EV8551G453 24VDC ASCO 43800178 ASCO EFG8320G4 AC220V ASCO EV8327G52 24VDC ASCO 8342G1 120/60 ASCO EFG8320G22 AC220V ASCO EF8320G174 220VAC ASCO 272610-132-D ASCO WSEMET B320A202 24VDC ASCO EF8320G174 24VDC ASCO SCE238A002 ASCO WSEM B327A112 24VDC ASCO G551A001MS 220VAC ASCO EF8210G4 ASCO EF8210G002 220VAC/常閉型 ASCO 238710-006-D AC220V ASCO HT8320G172 ASCO 414PMB10 95-250VAC 50/60 ASCO SCE238A005 24VDC ASCO PA20A ASCO PB41B/RD40A11 1/4" ASCO EF8320G194 24VDC ASCO PA20A ASCO WBIS8316A301 24VDC ASCO SCE-263B206V 220V ASCO 88100140 ASCO WBIS8314A300 24VDC ASCO 8360G74 220VAC ASCO 54191027 ASCO WBIS8314A300CSA DC24V ASCO WBIS8316A304 24VDC ASCO 8210G035 ASCO EF8210G003Q 220V ASCO SOLENOID VALES13100244 ASCO PA20A ASCO MP-C-080 272610-058-D ASCO 8320G176 220VAC 50HZ ASCO 51900001 ASCO EP8300D61U 220/50O 8320SCO 8320G174 220VAC ASCO EF8320G184 DC24V 1/2 ASCO K302-353 ASCO EF8320G174 220VAC ASCO EF8344G70 DC24V ASCO 55192011 ASCO 8210G22 DC24V ASCO 60100035+910507 ASCO RD20A 71 ASCO WBIS8551A301 DC24V+底板 ASCO 8320G003MS AC220V ASCO 45000512 ASCO EF8320GOO3MS AC220V ASCO EF8320G184 DC24V ASCO 34393114 ASCO 8344G080 DC24V ASCO 8300D68F DC24V ASCO 34203081 ASCO NKS374A090MS*2 DC24V ASCO EF8342G20 AC220V ASCO 60100037 ASCO G551A002MS 1/4" DC24V ASCO 88200007 DC24V ASCO 60100005 ASCO 19200002 AIR 115V ASCO 51800021 DC24V ASCO 306191-MS ASCO 8327G001 AC220V ASCO C/NO:HT8262G13E ASCO 302730-MO ASCO SCG551A002MS AC230V ASCO JOUC19090017 ASCO 12100134 ASCO 54100884 24V 50/60HZ ASCO EF8401B101 DC24V ASCO EF8320G041 ASCO SC8551A017MS+88122404 ASCO 8262G-220 AC220V ASCO 430-04155 ASCO 400125-218 115VAC 6.3W ASCO 8551G401MS 24DC ASCO 43800178 ASCO G551A002MS 1/4” DC24V ASCO 55192011 DC24V ASCO 30400008 ASCO C/N:8210G006 AC110V ASCO 238210-058-D AC220V ASCO 30400007 ASCO JE3-8320G174 110V ASCO EF8320G184 DC24V ASCO 238610-058-D ASCO 833 354001060 24VDC ASCO 8344G080 DC24V ASCO EF8215B80 ASCO JE3HT8215G30 100V/50HZ ASCO 8300D68F DC24V ASCO 400425-1174C1 ASCO NFB316E044V DC24V ASCO 8210G2 1/2 DC220V ASCO 064982-005-D ASCO 400425-117 230/50 ASCO EF8320G203 AC220V ASCO 8345G001 110VAC ASCO 8262G-220 AC220V ASCO 8320G184MS AC220V ASCO 8262G-220 AC220V ASCO 8327G001 AC220V ASCO 400425-1174C1 ASCO 8320G174MS AC220V ASCO HT8344G76MO 220VAC ASCO 8210G207 DC24V ASCO EFHB8316G14V 220V/50HZ ASCO JPSF8262G002 AC110V ASCO HT8320G186 DC110V ASCO C/N:GXHTX8262A134E13266 ASCO EF8320G174 AC220V ASCO HT8320G186 AC220V ASCO SCG353A051 220V ASCO EF8320G174 220VAC ASCO EF8320G176 AC220V ASCO EF8003G1 1/4 AC220V ASCO WT-8551A1MS 1/4 DC24V ASCO EF8342G20 AC220V ASCO MN60510-HN AC220V ASCO EF8316G034-110V/50 ASCO 430 04166 DC24V ASCO 19200009(43004183) ASCO 8316G303 ASCO 19290014 EV 3/2 NO ASCO SCG353A065 DC24V ASCO 430-04155 ASCO WSEMET B320A202 24VDC ASCO HB8308A11 220VAC ASCO 88100140 ASCO WSEM B327A112 24VDC ASCO NFB327A002 24VDC ASCO 43800178 ASCO SCG551A002MS AC230V ASCO NFB316E044V 24VDC ASCO 35500382 ASCO 54100884 24V 50/60HZ ASCO EV8551G453 24VDC ASCO 54191028 ASCO EF8316G54 24VDC ASCO SC G353.060 ASCO HT8320G13 ASCO EF8210G022 AC220V ASCO NFB316E044V DC24V ASCO 8300G076U ASCO EF8210G008 AC220V ASCO 8262G-220 AC220V ASCO 43004419 ASCO EF8210G004 AC220V ASCO 8345G001 110VAC ASCO RD20A 71