Ma mold case circuit breakers ndi zida zotetezera magetsi zomwe zimapangidwira kuteteza dera lamagetsi kuti lisawonongeke kwambiri.Kuchulukirachulukiraku kumatha kuchitika chifukwa chakuchulukirachulukira kapena kuzungulira kwafupipafupi.Zowonongeka zowonongeka zimatha kugwiritsidwa ntchito pamagetsi osiyanasiyana ndi mafupipafupi ndi malire otsika komanso apamwamba a maulendo osinthika.Kuphatikiza pa njira zodumphadumpha, ma MCCB atha kugwiritsidwanso ntchito ngati ma switch olumikizira pamanja pakachitika ngozi kapena kukonza.Ma MCCB amakhala okhazikika ndikuyesedwa kuti azitha kupitilira, kuthamanga kwamagetsi, komanso chitetezo cha zolakwika kuti zitsimikizire kuti zikugwira ntchito motetezeka m'malo onse ndikugwiritsa ntchito.Amagwira ntchito bwino ngati chosinthira chosinthira chamagetsi kuti achotse mphamvu ndikuchepetsa kuwonongeka komwe kumachitika chifukwa cha kuchuluka kwa dera, vuto lapansi, mabwalo amfupi, kapena pomwe pano chikupitilira malire omwe alipo.
CJ: Kodi bizinesi
M: Mlandu wozungulira wozungulira
1: Design No
□:Mawonekedwe amakono a chimango
□:Kuphwanya mphamvu ya kachidindo/S kumatanthauza mtundu wamba (S ikhoza kusiyidwa)H imatanthauza mtundu wapamwamba
Zindikirani: Pali mitundu inayi ya pulasitiki (N pole) yopangira magawo anayi. Mlongoti wamtundu wa A sukhala ndi zinthu zodumphadumpha mopitilira muyeso, umayatsidwa nthawi zonse, ndipo suyatsidwa kapena kuzimitsa pamodzi ndi zina. mitengo itatu.
Mlongoti wamtundu wa B ulibe zida zodumphira mopitilira apo, ndipo umayatsidwa kapena kuzimitsidwa pamodzi ndi mitengo ina itatu (ndondomeko yosalowerera ndale imayatsidwa isanazime) zomwe zikuchitika panopa, ndipo zimayatsidwa kapena kuzimitsidwa pamodzi ndi mitengo ina itatu (ndondomeko yosalowerera ndale imayatsidwa isanazimitsidwe) Mtundu wa D umakhala ndi zinthu zodutsa, zimayatsidwa nthawi zonse ndipo sizimasinthidwa. pa kapena kutseka pamodzi ndi mitengo ina itatu.
Dzina lothandizira | Kutulutsidwa kwamagetsi | Kutulutsidwa kophatikiza | ||||||
Kulumikizana kothandizira, pansi pa kutulutsa kwamagetsi, kukhudzana kwa alam | 287 | 378 | ||||||
Ma seti awiri othandizira, kulumikizana ndi ma alarm | 268 | 368 | ||||||
Kutulutsa kwa Shunt, kulumikizana ndi alamu, kulumikizana kothandizira | 238 | 348 | ||||||
Pansi pa kutulutsidwa kwamagetsi, kulumikizana ndi ma alarm | 248 | 338 | ||||||
Kulumikizana ndi alamu yothandizira | 228 | 328 | ||||||
Yesetsani kulumikiza ma alarm | 218 | 318 | ||||||
Kutulutsa kothandizana kwamphamvu kwamagetsi | 270 | 370 | ||||||
Mitundu iwiri yothandizirana | 260 | 360 | ||||||
Shunt kutulutsa under-voltage release | 250 | 350 | ||||||
Shunt kumasula kulumikizana kothandizira | 240 | 340 | ||||||
Kutulutsa kwapansi pamagetsi | 230 | 330 | ||||||
Kulumikizana kothandizira | 220 | 320 | ||||||
Shunt kumasulidwa | 210 | 310 | ||||||
Kulumikizana ndi ma alarm | 208 | 308 | ||||||
Palibe chowonjezera | 200 | 300 |