Kontaktör mexanicheskoy blokirovkasi 50A
TOC2XN-MI50 Kontakt mexanicheskoy blokirovki 50A predstavlyaet soboy pereklyuchatel s elektricheskim upravleniem, foydalanish uchun elektricheskoy tsepi, analogik rele, za isklyuchenie bolee vysokix znacheniy nominalnogo toka va nekotoryh dori vositalari. Kontaktor upravlyaetsya tsepyu, kotoraya imeet gorazdo bolee nizo uroven moschnosti, chem kommuntiruemaya tsepy.
Kontaktör mexanicheskoy blokirovkalari 50A byvayut turli xil shakllar, turli moshnostyu va xarakteristikalar. V otlichie ot avtomaticheskogo vyklyuchatelya, kontaktor ne prednaznachen uchun preryvaniya toka korotkogo zamykaniya. Kontaktory variruyutsya ot tex, kotorye imeyut tok otklyucheniya ot neskolkyx amper do tysyach amper va ot 24 V postoyanngo toka do mnogix kilovolt.
Fizicheskiy razmer kontaktorov variruetsya ot ustroystva, dostatochno malenkogo, chtoby ego bylo podnyat odnoy rukoy, do bolshix ustroystv, primerno metr v storonu.
Boshqaruv elektrodvigatelyami, osvescheniem, otopleniem, batareyami kondensatorov, teplovimi isparitelyami va dori-darmonlarni elektr energiyasi bilan bog'lash uchun ishlatiladi.
Kontaktor mexanicheskoy blokirovka 50A osenivaet raschetnym tokom nagruzki na kontakt (polyus), maksimal vyderjivaemym tokom korotkogo zamykaniya, rabochim tsiklom, raschetnym ojidaemym srokom slujby, napryajeniem va napryajeniem katushkiem.
Kontaktör boshqaruv dvigateli obshchego naznacheniya mumkin podoyti uchun tyajelogo puska bo'lish dvigateli; tak nazyvaemye kontaktory «opredelengo naznacheniya» tschatelno adapterovaniy uchun takix primeneniy, kak zapusk dvigateli kompressor konditsioner.
Kategorii ispolzovaniya MEK
Tekushchiy nominal kontaktora zavisit ot kategorii ispolzovaniya. 60947 standartidagi IEC toifasi namunalari:
- AC-1– Neinduktiv yoki slaboinduktivnye nagruzki, pechi soprotivleniya
- AC-2– Pusk dvigateli s kontaktnymi koltsam: pusk, otklyuchenie
- AS-3– Zapusk dvigateli s korotkozamknutym rotorom va otklyuchenie tolko posle togo, kak dvigatel naberet oboroty. (Vklyuchite tok s zablokirovannym rotorom (LRA), otklyuchite tok polnoy nagruzki (FLA))
- AC-4– Pusk dvigateli korotkozamknutym rotorom v tolchkovom va tupikovom rejimlari. Bystryy start/stop. (Sdelay va slomay LRA)
Rele va vspomogatelnye kontaktnye bloki raschitany v sootvetstvie bo'yicha IEC 60947-5-1.
- AC-15– Elektromagnitni boshqarishni boshqarish (>72 VA)
- DC-13 – Elektromagnitami boshqarish
Shrift | Nominal oqim | Boshqariladigan quvvat (kVt) | ||||
AC-3(A) | ||||||
220V | 380V | 415V | 440V | 660V | ||
TOC2XN-MI-09 | 9 | 2.2 | 4 | 4 | 4 | 5.5 |
TOC2XN-MI-12 | 12 | 5.5 | 5.5 | 5.5 | 5.5 | 7.5 |
TOC2XN-MI-18 | 18 | 7.5 | 7.5 | 9 | 9 | 10 |
TOC2XN-MI-25 | 25 | 5.5 | 11 | 11 | 11 | 15 |
TOC2XN-MI-32 | 32 | 7.5 | 15 | 15 | 15 | 18.5 |
TOC2XN-MI-40 | 40 | 18.5 | 18.5 | 22 | 22 | 30 |
TOC2XN-MI-50 | 50 | 15 | 22 | 25 | 30 | 33 |
TOC2XN-MI-63 | 63 | 18.5 | 30 | 37 | 37 | 37 |
TOC2XN-MI-80 | 80 | 22 | 37 | 45 | 45 | 45 |
TOC2XN-MI-95 | 95 | 22 | 45 | 45 | 45 | 41 |