Avtomaticheskiy vyklyuchatel v litom korpuse na 125 A, shuningdek, 125A kabi izvestnyy MCCB, predstavlyaet soboy elektricheskoe zashchitnoe qurilmalar, kotoroe mumkin foydalanish shirokom diapazon napryajeniy s chastotoy 50 Gts va 60 Gts.
Osnovnoe razlichie mejdu avtomaticheskim vyklyuchatelem v litom korpuse va miniatyurnym avtomaticheskim vyklyuchatelem zaklyuchaet v tom, chto MCCB byt raschitan na tok 2500 amper, a ego ustavka srabatyvaniya obychno regulietsya.
Esche odno otlichie sostoyit v tom, chto MCCB imeet tendentsiyu byt namnogo bo'lsa, chem MCB. Kak va bolshinstvo avtomaticheskix vyklyuchateley, MCCB vypolnyaet tri osnovnye funksiyalar.
125A MCCB funktsiyasi
1. Zashchita ot peregruzki. V prilojeni prodoljitelnost toka vyshe nominalnogo znacheniya katta, chem obychno.
2. Zashchita ot elektricheskix neispravnostey. V slachae korotkogo zamykaniya yoki neispravnosti linii neobxodimo nemedlenno otklyuchit chrezvychayno vysokiy tok.
3. Razmykanie va zamykanie tsepi – bu menee rasprostranennaya funktsiya avtomatlashtirilgan yuksalish, lekin hech qanday ma'lumot yo'q, ular etoy tseli uchun foydalanish mumkin.
Shirokiy diapazon nominal tokov, qo'llab-quvvatlash uchun avtomatlashtirilgan vyklyuchateley v litom korpusda, pozvolyaet ixcham va har xil foydalanish.
Nominalnye toki MCCB variruyutsya ot nizkix znacheniy (masalan, 15 amper) do promyshlennyh nominalov (misol, 2500 amper). Eto pozvolyaet ix v malomoshchnyh va moschnyx prilojeniyah foydalanish.
Model nomi | TOS1 | ||||||||
Shrift | Nominal oqim (A) | Pole | Nominal izolyatsiyalash kuchlanishi (V) | Nominal ish kuchlanishi (V) | To'planish masofasi (mm) | Yakuniy qisqa tutashuv ishlab chiqarish quvvati (KA) | Xizmat qisqa tutashuvini uzish quvvati (KA) | Operatsion samaradorligi | Foydalanish toifasi |
Yuklash/tushirish | |||||||||
TOS1-63L | (6) 10 16 20 25 32 40 50 63 | 3, 4 | 500V | 400V | 0 | 25 | 18 | 1500/8500 | A |
TOS1-63M | 0 | 50 | 35 | ||||||
TOS1-100L | (10) 16 20 25 32 40 50 63 80 100 | 800V | 0≤(50) | 35 | 22 | ||||
TOS1-100M | 0≤(50) | 50 | 35 | ||||||
TOS1-100H | 0≤(50) | 85 | 50 | ||||||
TOS1-225L | 100 125 160 180 200 225 | ≤50 | 35 | 22 | 1000 7000 | ||||
TOS1-225M | ≤50 | 50 | 35 | ||||||
TOS1-225H | ≤50 | 85 | 50 | ||||||
TOS1-400L | 225 250 315 350 400 | ≤50 | 50 | 35 | 1000 4000 | ||||
TOS1-400M | ≤100 | 65 | 42 | ||||||
TOS1-630L | 400 500 630 | ≤100 | 50 | 35 | |||||
TOS1-630M | ≤100 | 65 | 42 | ||||||
TOS1-630H | ≤100 | 100 | 65 | ||||||
TOS1-800M | 630,700,800 | 3 | ≤100 | 75 | 50 | ||||
TOS1-800H | ≤100 | 100 | 65 | ||||||
TOS1-1250M | 1000 1250 | ≤100 | 100 | 65 | |||||
TOS1-1250H | ≤100 | 125 | 75 | ||||||
TOS1-1600M | 1600 | ≤100 | 150 | 80 |