Contactor ndi chisankho choyenera kwambiri pa ntchito zokhala ndi magalimoto odzaza, ma circuits atatu, ndi ma currents opitilira 15A. Ma relays ndi chisankho choyenera cha kuwongolera chizindikiro, automation yotsika mphamvu komanso mapanelo okhala ndi magetsi osapitirira 10A. Momwe mungasankhire zimatengera kukula kwenikweni kwa magetsi. Zotsatirazi zidzafotokozedwa chimodzi ndi chimodzi kuchokera ku magawo ofotokozera, malo olumikizirana ndi zochitika zogwiritsidwa ntchito.
Kodi Relay ndi Contactor ndi chiyani?
Kutayika komwe kumachitika chifukwa chosankha chipangizo chosinthira cholakwika sikungowononga chipangizocho chokha. Kulumikiza relay ndi mphamvu yovomerezeka yosakwanira ku injini kudzapangitsa kuti relay izime msanga. Mosiyana ndi zimenezi, kuyika contactor mu mzere wosavuta wa chizindikiro kumatenga malo osafunikira pagawo ndipo kumawononga ndalama. Kusankha koyenera koyamba kungapulumutse ntchito zambiri zokonzanso pambuyo pake.
| masuliridwe | Sungani | Wothandizira |
|---|---|---|
| Mlingo wamba wamakono | Ma relay amagetsi omwe ali pansi pa 10A nthawi zambiri amakhala ndi ma ampere rating ochepera 10 A ndi ma horsepower rating ochepera 0.5 HP | Ma amplifier 15A mpaka mazana angapo, mitundu ina idavotera kuti igwire ntchito molimbika kwambiri m'mafakitale |
| Mphamvu ya coil | Ma Relays a 5V mpaka 48V DC kapena AC nthawi zambiri amagwira ntchito ndi magetsi otsika, nthawi zambiri pansi pa 10 amps, ndipo ma coil amawerengedwa kuti ndi ma volts 5 mpaka 48. | 24V mpaka 240V AC kapena DC, chokokera chapamwamba cha coil |
| Thandizo la gawo | Kawirikawiri gawo limodzi | Yopangidwira ma circuits a injini ndi mafakitale a magawo atatu |
| Kuchepetsa kwa Arc | Zochepa kapena ayi | Ma chute omangidwa mkati kapena maginito ophulika |
| Zabwino kwambiri | Mapanelo owongolera, ma alamu, kusinthana kwa chizindikiro cha PLC | Ma mota, ma compressor a HVAC, mapampu, mabanki a magetsi |
| Mtengo wamtengo | Mtengo wotsika wa unit | Mtengo wapamwamba wa mayunitsi, wolungamitsidwa ndi kusamalira katundu |
| Zabwino kwambiri kwa ogula omwe | Sinthani njira zowonetsera mphamvu zochepa | Sinthani mota yolemera kapena katundu wa magawo atatu |
Sungani: Yang'anani kwambiri pa kuwongolera chizindikiro
Cholumikizira chamagetsi ndi chosinthira chamagetsi chaching'ono chomwe chimayendetsa dera lina lodziyimira palokha kudzera mu chizindikiro chowongolera champhamvu yochepa. Ndi chaching'ono, chimagwiritsa ntchito mphamvu zochepa, ndipo chimagwiritsidwa ntchito makamaka pazochitika zamphamvu zochepa, kotero chimapezeka kwambiri m'mapanelo odziyimira pawokha, machitidwe a alamu, ndi magawo otulutsa a PLC . Chifukwa chakuti cholumikiziracho chimangofunika ma volts ochepa kuti chiyambitse kukhudzana, cholumikiziracho chimatha kusiyanitsa zida zamagetsi zowongolera molondola kuchokera ku zida zoyendetsedwa ndi magetsi.
Relay ndi chisankho choyenera kwambiri pamene mphamvu yamagetsi si yayikulu ndipo nthawi zambiri imasinthasintha.
ubwino:
- Voliyumu yaying'ono, gulu likhoza kukhazikitsidwa pa makumi ambiri
- Chojambuliracho chimagwiritsa ntchito mphamvu zochepa ndipo chimagwirizana bwino ndi mawonekedwe otulutsa a PLC kapena single chip microcomputer
- Kuthamanga kwachangu poyankha pazochitika zodziyimira pawokha pamlingo wa chizindikiro
- Pansi pa ntchito yomweyi, mtengo wa unit wa relay ndi wotsika kuposa contactor
kuipa:
- Malire apamwamba a mphamvu yamagetsi ali pafupi ndi 10A, omwe sali oyenerera kuyatsa magetsi pogwiritsa ntchito injini kapena magetsi amphamvu kwambiri.
- Palibe chozimitsira moto chomangidwa mkati, ndipo cholumikiziracho chimatha msanga katundu wolemera akasinthidwa pafupipafupi.
Kuti mudziwe zambiri zokhudza relay, chonde werengani buku la TOMZN lakuti What Is A Relay Protector?
Wothandizira: Yang'anani kwambiri pa katundu wolemera
Cholumikizira ndi chosinthira chamagetsi chomwe chimapangidwira magetsi amagetsi apamwamba kwambiri. Mfundo yake yogwirira ntchito ndi yofanana ndi ya ma relay, koma mphamvu yake yonyamula katundu ndi yolimba. Kusiyana kwakukulu pakati pa ziwirizi ndi mphamvu yonyamula katundu : cholumikiziracho chapangidwira mphamvu yamagetsi yambiri, pomwe cholumikiziracho chimagwira ntchito kokha pamagetsi apakati ndi otsika.
Ma contactor amagwiritsidwa ntchito kwambiri mu ma motor starter, ma air conditioner compressors, ma switchboard a magawo atatu, ndi zina zotero, chifukwa mapulogalamuwa amafuna ma switch kuti apirire mafunde akuluakulu ndikupitiliza kugwira ntchito bwino.
Bola ngati katunduyo ndi mota, kompresa, kapena dera la magawo atatu lomwe limakhala ndi mphamvu yoposa 15A, contactor ndi chisankho choyenera kwambiri.
ubwino:
- Pitirizani ndi mphamvu yamagetsi yamphamvu komanso ya magawo atatu, simuyenera kuchepetsa kuchuluka kwa ntchito
- Kapangidwe kake kozimitsira moto kamene kali mkati mwake kamawonjezera nthawi yolumikizirana pogwiritsa ntchito kusinthana mobwerezabwereza.
- Kapangidwe ka modular pole, komwe kumatha kukulitsidwa kuchokera pa katundu umodzi kupita ku gulu lonse logawa.
- Kapangidwe kolimba, koyenera kugwiritsidwa ntchito m'mafakitale pafupipafupi
kuipa:
- Voliyumu yayikulu, imatenga malo ambiri kuposa cholumikizira
- Kugwiritsa ntchito mphamvu zambiri pa koyilo sikungayendetsedwe mwachindunji ndi mphamvu yochepa ya PLC.
Kuti mudziwe zambiri zokhudza contactor, chonde werengani Buku Lothandizira Ogula la TOMZN.
Relay ndi Contactor: Kodi Kusiyana Kwawo Ndi Kotani?
Pambuyo pomvetsetsa bwino zida ziwirizi, kenako tiyerekeza relay ndi contactor imodzi ndi imodzi.
Kutha kunyamula
Ma contactor ali ndi ubwino wambiri: Kawirikawiri, mphamvu yamagetsi yoperekedwa pa relay ndi yochepera 10A, ndipo mphamvu ya akavalo yoperekedwa pa relay ndi yochepera 0.5HP, pomwe mphamvu yamagetsi yopangidwa ndi contactor ndi yokwera kwambiri kuposa mulingo uwu.
Kukula kwa voliyumu
Ma relay ali ndi ubwino wambiri: ma relay amatha kuyikidwa zida zambiri mu kabati yowongolera ya dera lomwelo chifukwa cha chipolopolo chocheperako, chomwe ndi chofunikira kwambiri mu kabati yowongolera yokhala ndi mawaya okhuthala.
Mphamvu yozimitsa Arc
Ma contactor ali ndi ubwino wambiri: Kapangidwe kozimitsira arc komwe kali mkati mwake kamatha kuteteza ma contact pamene mota ikusinthidwa mobwerezabwereza pansi pa katundu wolemera, ndipo ma contact a ma general relay adzakalamba msanga pankhaniyi.
Liwiro losinthira
Ma relay ali ndi ubwino wambiri. Kulemera kochepa komanso kugwiritsa ntchito mphamvu zochepa kwa coil kumapangitsa kuti ayankhe mwachangu chizindikiro chowongolera.
Kugwiritsa ntchito zochitika za katundu wa magawo atatu
Ma contactor ali ndi ubwino wambiri: Ma relays amapezeka kwambiri m'makina okhala ndi katundu wochepa komanso zosowa zochepa, ndipo ma contactor amapangidwira zochitika zamafakitale zomwe zimafunika kuyang'anira katundu wamagetsi akuluakulu.
Mtengo wa unit
Poyerekeza ndi chipangizo chimodzi, nthawi zambiri mtengo wa relay ndi wotsika, koma mtengo wonse wa polojekitiyi uyenera kuganizirabe kuchuluka kwa zipangizo zomwe zagwiritsidwa ntchito.
Relay vs Contactor: Mbali Zapadera Zosiyana
Kupatukana: Kupatukana kwa coil kumateteza zida zamagetsi zomwe zimakhala zovuta kuzizindikira. Kupatukana kumatha kulekanitsa kwathunthu chizindikiro chowongolera chamagetsi otsika kuchokera ku dera losinthidwa, motero kuteteza PLC ndi microcontroller ku mphamvu ya kukwera kwamagetsi kumbali ya katundu. Ndi khalidwe lopatukana ili lomwe limapangitsa gulu lodziyimira lokha nthawi zambiri kugwiritsa ntchito ma relay m'malo molola kuti malingaliro owongolera alumikizane mwachindunji ndi zida zosinthira zolemera.
Wothandizira: Ma modular poles ndi assistant contact expansion. Wothandizira nthawi zambiri amakhala ndi assistant contact block ndi overload relay kuti aphatikize chipangizo chimodzi chosinthira kukhala gulu lonse la ma motor starter. Wothandizirayo ali ndi voliyumu yayikulu komanso kapangidwe kolimba chifukwa amafunika kupirira mafunde amphamvu komanso katundu wambiri, ndipo kapangidwe kolimba kameneka kamalolanso modular expansion popanda kusintha kapangidwe kake.
Kodi contactor ndi relay yayikulu chabe?
Zingamveke motere kuchokera ku lingaliro la ntchito, koma kapangidwe kake sikofanana kwenikweni. Zonse zimadalira mfundo ya maginito kuti zisinthe dera, koma contactor imawonjezera kapangidwe kozimitsira arc ndipo imatha kupirira katundu woposa 15A, pomwe malire apamwamba a mphamvu ya relay wamba nthawi zambiri amakhala pafupifupi 10A.
Kodi ndingagwiritse ntchito relay m'malo mwa contactor pa mota?
Mota yaying'ono kwambiri yamphamvu yokha ndiyo ingathe. Mphamvu yovomerezeka ya ma relay wamba nthawi zambiri imakhala yochepera 10A, ndipo mphamvu yovomerezeka yamphamvu yamphamvu ndi yochepera 0.5HP. Mota yokhala ndi mphamvu zambiri imafuna mphamvu yosinthira ya contactor.
Kodi ndi amperage iti yomwe imayimira mzere pakati pa relay ndi contactor?
Opanga ambiri amaika mzere wogawa pakati pa 10A ndi 15A. Nthawi zambiri relay siipitirira mtunda uwu, ndipo zipangizo zomwe zimafunika kusintha katundu wolemera kapena ma circuits a magawo atatu zimapangidwa ngati zolumikizira.
Kodi ma contactor amafunika chitetezo chochulukirapo?
Imafunika m'mabwalo ambiri a injini. Wothandizira magetsi ndiye amene amachititsa kusintha kwa magetsi, koma amafunika kukhala ndi cholumikizira cha kutentha kwambiri kuti chiteteze injini ikapitirira kupitirira muyeso, zomwe ndi ntchito yomwe wothandizira magetsi sangathe kuchita.
N’chifukwa chiyani ma relay amalephera mofulumira m’ma circuits amphamvu?
Ma relay wamba alibe mawonekedwe ozimitsira arc omwe contactor ali nawo. Kusintha mobwerezabwereza pansi pa mphamvu yamagetsi yapamwamba kumapangitsa kuti contact iwonongeke mwachangu kuposa contactor.
Relay vs Contactor: Ndi iti yomwe mungasankhe?
Sankhani Relay kuti mukwaniritse chilichonse mwa izi:
- Mphamvu yamagetsi yonyamula katundu siipitirira 10A, ndipo ndi dera la gawo limodzi.
- Mukufunika kusintha zizindikiro za PLC, ma alamu, kapena owongolera odziyimira pawokha
- Malo ochepa a gulu lowongolera, ndi chipangizo chocheperako
Sankhani Wolumikizana naye kuti mukwaniritse chilichonse mwa izi:
- Muyenera kuyambitsa kapena kuyimitsa injini, kompresa, pampu yamadzi
- Dera la magawo atatu, kapena mphamvu yamagetsi yoposa 15A
- Kusinthana kwa katundu pafupipafupi kumafuna chitetezo chozimitsira moto cha arc
Ngati mukufuna chinthu cholumikizira kuti chiziteteza magetsi komanso magetsi, mutha kuwona mndandanda wazinthu za TOMZN Relay . Ngati mukufuna ma contactor a modular a ma mota ndi switching ya magawo atatu, mutha kuwona mtundu wazinthu za TOMZN Contactor.
