Kapangidwe ka malonda
1, Thecholumikizira cha ACimagwiritsa ntchito njira yamagetsi yoyendetsera dera lalikulu, ndipo kulekanitsa ndi kuphatikiza malo akuluakulu olumikizirana kumayendetsedwa ndi maginito amagetsi ndi makina akuluakulu olumikizirana.
2, Malo olumikizirana kwambiri acholumikizira cha ACimagwiritsidwa ntchito polumikiza ndi kuchotsa magetsi a AC, ndipo ingagwiritsidwenso ntchito ngati dera losinthira magetsi.
3, Njira yolumikizirana yacholumikizira cha ACnthawi zambiri imakhala ndi ma contact awiri akuluakulu ndi ma contact awiri othandizira omwe amakhala pa bulaketi.
4, Cholumikizira cha AC chimayikidwa pa chitsulo, ndipo pali mapepala otetezera kutentha ndi zozungulira kuzungulira cholumikiziracho. Zozungulirazo nthawi zambiri zimakhala ndi kutalika kwa 300 ~ 350 m.
5, Njira yolumikizirana yacholumikizira cha ACZimapangidwa ndi zida zozimitsira moto, zomwe nthawi zambiri zimatha kugawidwa m'mitundu iwiri: mtundu wodzipatula ndi mtundu wosadzipatula. Mtundu wodzipatula umaphatikizapo chipangizo chozimitsira moto choteteza mpweya ndi chipinda chozimitsira moto chachitsulo, pomwe mtundu wosadzipatula umaphatikizapo mpweya wosungira mpweya kapena chipangizo chozimitsira moto chopanda mpweya.
Mfundo yogwirira ntchito
Pamene AC contactor ipereka mphamvu ku coil ya electromagnetic, electromagnet imakoka coil ndipo coil current imadutsa mu load circuit kuti ipange electromagnetic torque. Nthawi yomweyo, chifukwa chitsulo chili ndi mphamvu ya maginito, mphamvu ya electromagnetic yomwe imapangidwira imapangitsa kuti chitsulo chosunthika chisunthe ndikuyamwa coil ya contactor. Pamene coil current ikusowa, mphamvu ya maginito imasowa, kasupe amabwezeretsa core yosuntha pamalo ake oyambirira, ndipo contactor nthawi yomweyo imachotsa circuit.
Pamene coil ya AC contactor yagwiritsidwa ntchito ndi magetsi, mphamvu yake imakhudzana ndi kukana katundu. Kukana kwakukulu kumapangitsa kuti magetsi adutse pang'ono ndipo amadya mphamvu zochepa zamagetsi. Pamene AC contactor ikakhala yayikulu, kotero mu contact yayikulu imapanga kutentha kwina.
Kutentha komwe kumapangidwa mu dera ndi motere:
3, Kutentha komwe kumachitika chifukwa cha kukhudzana kwakukulu
4, Kutentha komwe kumapangidwa ndi kufutukuka kwa mpweya mu chivundikirocho;
5, kutentha komwe kumapangidwa ndi kukwapula kwa makina;
Magawo aukadaulo
1, Voltage Yovomerezeka: AC380V kapena AC380V, 60Hz.
3, Kugwira ntchito pafupipafupi: 20Hz ~ 40Hz.
4, Kutentha kwakukulu kwa ntchito ya coil: – 25 ℃ ~ + 55 ℃.
5, Mphamvu yozimitsira moto ya Arc: Kupanikizika kwa arc m'chipinda chozimitsira moto cha arc kuyenera kuonetsetsa kuti nthawi yoyatsira moto umodzi ndi yoposa 3ms pa 100W, ndipo nthawi zambiri imagwiritsa ntchito chipangizo chozimitsira moto cha 30W.
6, Kutsika kwa voteji ya contactor sikuyenera kupitirira 2% kapena 5% ya voteji yovoteledwa.
8, nthawi yoyambira: yochepera kapena yofanana ndi 0.1S (pa nthawi yoyambira yoposa 30A, nthawi yoyambira iyenera kukhala yochepera 0.045S); pa nthawi yoyambira yochepera 20A, nthawi yoyambira iyenera kukhala yochepera 0.25S.
10, Kutentha kocheperako kogwira ntchito: pa -25 ℃, lolani maola ochepa ogwirira ntchito a 0 ~ 40 min, maola ochulukirapo ogwirira ntchito a 20 min.
Chenjezo
1. Mlingo wa magetsi womwe umagwiritsidwa ntchito pa AC contactor uyenera kukwaniritsa mphamvu ya magetsi yomwe yatchulidwa ndi chinthucho.
2. Musanagwiritse ntchito AC contactor, yang'anani ngati mawonekedwe ake awonongeka, ngati ziwalo zake zatha, komanso ngati ma terminals amasuka kapena achoka.
3. M'madera omwe magetsi amasinthasintha kwambiri, cholumikizira cha AC chiyenera kukhala ndi zida zolipirira zomwe zikugwirizana nazo.
4. Pamene cholumikizira cha AC chili ndi waya, chitsanzo cha cholumikiziracho chiyenera kuyang'aniridwa mosamala, ndipo njira zoyenera ziyenera kutengedwa ngati gawo kapena magawo apezeka kuti sakugwirizana.
5. Poyesa zinthu zatsopano, AC contactor iyenera kuyang'ana mosamala ngati magetsi ogwirira ntchito, magetsi ogwirira ntchito ovoteledwa ndi mtengo wokhazikitsa chitetezo zikukwaniritsa zofunikira.
6. Kung'anima, arc ndi kusokoneza kwina kwamphamvu kwa maginito kungachitike pamene kukhudzana kwakukulu kwa contactor ya AC kwasweka. Chifukwa chake ziyenera kuyang'aniridwa nthawi zonse ngati pali zoopsa.
Nthawi yotumizira: Feb-22-2023