Single Phase Protection Relay Test Kit
Makhalidwe
Woyesa chitetezo cha relay ndi zida zina zatsopano zoyesera zodzitetezera zomwe zimapangidwa ndi kampani yathu, kulemera kwa zidazo ndi 15 kg yokha pansi pa thupi lalikulu losasinthika, pogwiritsa ntchito chitsulo chosapanga dzimbiri kapena pulasitiki aluminium chassis, chokongola komanso cholimba, ntchito yabwino yoyamwitsa. .Pogwiritsa ntchito magetsi awiri a carbon burashi voteji (ndiko kuti, mbali ziwiri voteji regulator), mfundo yaikulu kusintha katundu wolemera AC ndi DC voteji ndi panopa, mfundo yaing'ono kusintha katundu kuwala AC ndi DC voteji ndi panopa, akhoza kutulutsa njira ziwiri nthawi imodzi.Kugwiritsa ntchito tebulo la digito la 0.5, sensa yolondola kwambiri, kuyeza kolondola, kugwiritsa ntchito wotchi yamagetsi isanu ndi umodzi ya digito, imatha kukwaniritsa muyeso wa nthawi, ndi chida chabwino kwa ogwira ntchito yoteteza kutengerapo ntchito kunja.
Mfundo yogwira ntchito
Chida mfundo monga dera lalikulu ndi dera wothandizira dera awiri, dera lalikulu AMAGWIRITSA NTCHITO kusintha kowuma kwakukulu, dera lothandizira AMAGWIRITSA NTCHITO kusintha kwa kondomu yaing'ono, batani loyambira "linanena bungwe lotulutsa" batani pazitsulo zosinthira kulamulira kutulutsa mitundu yonse ya kuchuluka, ndi nthawi yomweyo, mtundu uliwonse wa linanena bungwe kusintha chida pa voteji digito / panopa mita akhoza basi kuwunika linanena bungwe mtengo.Dera lothandizira limasintha mwachindunji zomwe zimatuluka kudzera muzowongolera zosinthira, ndipo muyeso ukhoza kumangirizidwa ku multimeter.Malo otsegulira anthu onse a AC ndi asterisks (*), ndipo DC public terminal ndi asterisks .
3.1 Mfundo yaikulu ya lupu
The athandizira AC220V magetsi akulowa athandizira terminal wa pawiri mpweya burashi voteji chowongolera T1 kudzera linanena bungwe ulamuliro kupatsirana K1, ndi kuchuluka kwa magetsi kusintha kudzera T1 mfundo yaikulu akulowa kudzipatula thiransifoma T2 (ganyu chokwera).Chokweracho chimagawidwa m'mampopi atatu, imodzi yomwe ndi AC0-250V yotulutsa, ndipo yovotera panopa ndi 3A.Mphamvu yamagetsi yapampopi imatha kutulutsa 0-350V DC voliyumu mutatha kusefa;Pompo yachiwiri ndi 20V (10A).Kutulutsa kwapampopi 0-10A AC pakali pano kudzera mu sensa kudzera pa relay control, kutulutsa kwa 0-500mA AC pakalipano kudzera pakukana, kutulutsa 0-10A kapena 0-500mA DC pakadali pano kudzera pakusintha kolandila;Pompopi yachiwiri ndi 15V (100A) yapamwamba-yomaliza, yomwe imatulutsa mwachindunji 100A yamakono kupyolera mu sensa panthawi.Lupu ili ndi mphamvu yolemetsa yolimba, koma zotulutsazo zimadzaza pang'ono ndipo sizingakhale pamtunda wamakono kwa nthawi yaitali.
3.2 dera lothandizira
Mofanana ndi dera lalikulu, AC220V magetsi kudzera inshuwalansi mu iwiri mpweya burashi voteji chowongolera T1 yaing'ono knob kusintha voteji, kupyolera kudzipatula thiransifoma T4 akhoza kusintha mwachindunji linanena bungwe 0-20V kapena 0-250V AC voteji kapena 0-350V DC voteji, dera ovotera panopa ndi 1A.Kanikizani chosinthira chothandizira "output control", sinthani kabokosi kakang'ono kuti mutuluke.
3.3 Loop yoyezera
Kutulutsa kwa lupu yayikulu yoyendetsedwa ndi knob yayikulu ndi AC "0-250V", "0-500mA", "0-10A", "0-100A".The DC "0-350V", "0-500mA" ndi "0-10A" amatembenuzidwa kudzera pa bolodi la dera la zida, ndipo memo imatha kuyang'anira zomwe zikugwirizana pakusintha kulikonse.Pamene "0-500mA" imagwiritsidwa ntchito mu "0-10A", "0-500mA" imayang'aniridwa pansi pa "0-10A".
3.4 Kuyeza nthawi
Chipangizocho chili ndi choyimitsa cha digito cha 6-bit.Wotchi yamagetsi imatha kuyambika mkati kapena kunja.Kuti muyambitse mkati, dinani batani la "output control" kuti muyambitse choyimitsa, ndikuyimitsa choyimitsa polumikiza choyimira choyimira pagulu lazida.Stopwatch ili ndi chosinthira chamagetsi chosiyana, chomwe chimatha kuzimitsidwa ngati sichikugwiritsidwa ntchito.
3.5 Zambiri Zomveka ndi Zowoneka
Zipangizo zamagawo zimakhala ndi ma acousto-optic prompt circuit.Pamene kukhudzana kwa chipangizo chosweka choyesedwa chikugwira ntchito, cholumikiziracho chingathe kulumikizidwa ndi jack acousto-optic prompt jack ya bokosi loyesera, ndipo bokosi loyesa limatulutsa phokoso la alamu kapena kuwala, kusonyeza zomwe zimachitika kukhudzana ndi wosweka. chipangizo.
Gwiritsani ntchito njira
4.1 Yang'anani kapena kukonzekera musanagwiritse ntchito.
Musanagwiritse ntchito chidacho, mawonekedwewo ayenera kuyang'aniridwa poyamba, ndipo mapeto a chingwe chamagetsi atatu ayenera kukhala odalirika, ndiyeno chidacho chiyesedwa.Panthawiyi, mitu iwiri ya wotchi iyenera kukhala yowala, ndipo chosinthira mphamvu ya stopwatch chiyenera kutsegulidwa.Choyimitsa wotchi chiyenera kukhala chachilendo.Dinani batani la "Output Selection" ndi dzanja, ndipo chizindikirocho chiyenera kusankhidwa ngati chachilendo kuchokera kumanzere kupita kumanja.
4.2 Main loop voltage linanena bungwe ntchito
Khazikitsani dziko lotulutsa kukhala "AC0-250V", dinani "kusintha kotulutsa" kwa lupu yayikulu pakona yakumanja ya bokosi loyesa, ndipo sinthani pang'onopang'ono mfundo yayikulu ya chowongolera magetsi.Panthawiyi, magetsi / ammeter ayenera kukhala ndi "0-250V" AC voteji chiwonetsero.Kuti mutulutse "DC0-350V", ikani zotulutsa kukhala "DC0-350V".Njira yosinthira ndi yofanana ndi pamwambapa.
4.3 Main loop pakali pano linanena bungwe ntchito.
Khazikitsani zotuluka kukhala "AC0-10A" ndikusindikiza "chowongolera chotulutsa" cha lupu yayikulu kuti musinthe pang'onopang'ono chowongolera chachikulu chamagetsi.Panthawiyi, magetsi / ammeter ayenera kukhala ndi "0-10A" mawonedwe amakono, ndipo malamulo ena amakono ndi ofanana ndi njirayi.
4.4 Ntchito yotulutsa loop yothandizira.
Kanikizani chosinthira chothandizira "zowongolera zotulutsa", sinthani pang'onopang'ono kachitsulo kakang'ono, cholumikizira chothandizira chothandizira ndi AC "0-20V", "0-250V", DC "0-350V" kutulutsa, kutulutsa uku sikumayang'aniridwa ndi magetsi / ammeter.
4.5 Chitsanzo cha Kagwiritsidwe.
4.5.1 Voltage relay suction ndikuyesa kutulutsa.
Zili mu chida chokonzekera choyamba, otenga nawo mbali amatumiza koyilo kumalo opangira magetsi ofananirako, akanikizire "output control" switch, pang'onopang'ono sinthani knob, kupanga voteji ikukwera pang'onopang'ono, kuti mutumize nthawi, mbiri ndi voteji, ndiyeno mu kosiyana kosinthira kolowera, kuti mutulutsenso kutulutsa, kujambula voliyumu yotulutsa, motero mutha kuwerengera otenga nawo gawo pobweza coefficient.Ngati relay yoyesedwa ndi overvoltage relay, idzachitidwa mbali ina.
4.5.2 Kuyesa kwamtengo waposachedwa wa relay.
Chotsani cholozera pamzere ndikuchilumikiza ku terminal yotulutsa chida chamakono.Sankhani fayilo yoyenera yotulutsa, monga fayilo ya "0-10A" kapena "0-100A", akanikizire "output control", sinthani pang'onopang'ono koloko yayikulu kuti igwirizane, ndikuwona mtengo wamagetsi / ammeter kuti muweruze relay kanthu.
4.5.3 Kutsimikiza kwa kuchedwa kwa nthawi ya relay.
Lumikizani relay pansi pa mayeso ku terminal yotulutsa (onani voteji yogwira ntchito ngati AC kapena DC molingana ndi zofunikira za relay), isintheni kuti ikhale yovomerezeka, ndipo kulephera kwamagetsi kudzabwezeretsedwa.Wotchi yoyimitsira iyenera kulumikizidwa ndi magetsi ndikukhazikitsanso panthawiyi, otenga nawo gawo akuchedwetsa kulumikizidwa kosunthika kukafika kumapeto kwa wotchi yoyimitsira, dinani switch ya "output control", relay coil kumagetsi ovoteledwa, ndikuyambitsa wotchiyo nthawi yomweyo, kukhala pambuyo kuchedwa nthawi, kuwerengera stopwatch anasiya, stopwatch monga momwe chithunzi pa nthawi ino ndi nthawi yopatsirana nthawi kutseka nthawi, ngati mukufuna kuchedwetsa kumasulidwa, mfundo kuyeza ndi chimodzimodzi monga kale, The real wiring wasinthidwa.
4.5.4 Mayeso apakatikati (okhala ndi coil).
Dziwani kuti cholozeracho ndi chamtundu wanji (mphamvu yamagetsi kapena yapano) ndi chogwira chamtundu wanji (magetsi kapena mphamvu yapano).Kuti mukhalebe voteji yamakono (dc relay), sankhani fayilo yapano ya dc (0-500 ma, kapena 0 mpaka 10 a), dinani batani la "output control", sinthani pang'onopang'ono kono kuti mutumize zochita, lembani zomwe zikuchitika, kenako sungani gawo lothandizira dera lolumikizidwa kumapeto kwa koyilo yopatsirana, kaboda kakang'ono kosintha pang'onopang'ono kuti mutengerenso, kutsika kuti musunge mtengo wamagetsi, Malinga ndi zomwe zikuchitika kapena sungani momwe zinthu ziliri, dziwani zabwino kapena zoyipa.
Mwachidule, malinga ngati mbuye wa zida zosiyanasiyana linanena bungwe ndi kuyeza chida kutembenuka ubale, akhoza zochokera zinthu zenizeni za kupatsirana, mayeso, ntchito kusintha, apa si chitsanzo.
Zinthu zofunika kuziganizira
5.1 Mphamvu isanayambike, palibe katundu yemwe ayenera kulumikizidwa ku terminal iliyonse yotulutsa, chowongolera chamagetsi chimayikidwa paziro, ndipo chosinthira cha "output control" chiyenera kukhala chozimitsa.
Pamene A / V isankha zida, chowongolera magetsi chidzabwerera ku zero, mwinamwake chidzawononga chidacho.
5.2 Magawo amagetsi amagetsi sayenera kunyamulidwa ndi kukana pang'ono kuti apewe kutentha komwe kumachitika chifukwa cha overcurrent.
5.3 Lupu lothandizira ndi lupu lalikulu limatha kutulutsa kuchuluka kamodzi kokha.
5.4 Pamene phokoso lothandizira ndi kutulutsa kwakukulu kwachitsulo panthawi imodzimodziyo, kutulutsa kwamakono kwachitsulo chachikulu chiyenera kusankhidwa.
5.5 Panthawi yosungira, kuyendetsa ndikugwiritsa ntchito, chidwi chiyenera kuperekedwa ku shockproof, chinyezi-proof, ndikupewa kuwonongeka kwakukulu ndi kugwa.
Zida
| Wotchi ya digito (yomangidwa) | 1 |
| Voltage/ammeter (yomangidwa) | 1 |
| Chokopa chachikulu cha nsomba | 1 seti |
| kagawo kakang'ono ka nsomba | 1 seti |
| kope la malangizo aukadaulo | 1 seti |
| chiphaso cha khalidwe | 1 seti |
Mikhalidwe yosamalira
Mayesowa kuyambira tsiku la kutumiza kwa miyezi 12, wogwiritsa ntchito molingana ndi ntchito yamanja, ngati mavuto amtundu, kampani yathu imayang'anira kukonza kwaulere, mpaka m'malo mwazinthu zatsopano.Ngati kuwonongeka sikunayambike chifukwa cha zovuta zabwino, kampani yathu idzakhala ndi udindo wokonza ndi kulipira koyenera kukonzanso.Izi zili ndi chitsimikizo cha moyo wonse.
| Kulowetsa mphamvu | AC220V ± 10% 50Hz |
| Mphamvu mwadzina | 1KVA (mphamvu zitha kuonjezedwa kapena kuchepetsedwa mukapempha) |
| OutputMain loop | AC 0-250V (3A) |
| (kusintha knob yayikulu) 0-500mA (20V) | |
| 0 mpaka 10 (20 va) | |
| 0-100 - a (15 v) | |
| DC 0-350V (3A) | |
| 0 mpaka 10 (20 va) | |
| 0-500 ma (15 v) | |
| Mtundu wothandizira | (kusintha kwasmallknob) AC0-250V (1A) |
| AC0-20 v (1 a) | |
| DC 0-350V (1A) | |
| Kusiyanasiyana kwa kuyeza | |
| Mtundu wamagetsi | 0-250.0V |
| Kuyeza kuchuluka kwa AC pano | 0-500mA 0-10.00 - A |
| Nthawi yoyezera | 0-999.999S (chisankho: 1mS) |
| Digiri yokhazikika | Muyezo woyezera ndi 0.5 level |
| Miyeso yonse | 470mm*300mm*220mm |
| Kulemera | 15kg pa |
| Kutentha kozungulira | -20 ℃-45 ℃ |
