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I-Miniature Circuit Breaker (MCB) CJM7-125

Incazelo emfushane:

I-CJM7-125 Miniature circuit breaker (MCBs) iqinisekisa ukuphepha kukagesi ezindlini nasezimeni ezifanayo, njengamahhovisi nezinye izakhiwo kanye nezinhlelo zokusebenza zezimboni ngokuvikela ukufakwa kukagesi ekulayishweni ngokweqile namasekhethi amafushane.Uma iphutha selitholakele, isihlukanisi sesekethe esincane sicisha ngokuzenzakalelayo isekethe kagesi ukuvimbela ukulimala kwezintambo nokugwema ingozi yomlilo.Ukuqinisekisa ukuthembeka nokuphepha kwabantu nezimpahla, ama-MCB ahlomeke ngezindlela ezimbili zokukhubeka: indlela ebambezelekile yokukhubeka okushisayo yokuvikela ukugcwala kakhulu kanye nendlela yokukhubeka kazibuthe yokuvikela isifunda esifushane.ngokujwayelekile isilinganiso samanje singu-63, 80, 100A kanti i-voltage elinganiselwe ingu-230/400VAC.imvamisa ingu-50/60Hz.ngokwamazinga e-IEC60497/EN60497.


Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Ukwakhiwa kanye Nesici

  • Umthamo omfushane omfushane we-10KA.
  • Idizayinelwe ukuvikela isekethe ephethe amandla amakhulu afika ku-125A.
  • Inkomba yendawo yokuxhumana.
  • Isetshenziswa njengeswishi eyinhloko endlini kanye nokufakwa okufanayo.
  • Ukusetshenziswa kwamandla okuphansi nokongiwa kwamandla okubalulekile
  • Thuthukisa ukukhiqizwa kanye nendawo ezungezile futhi ukonga ukugcinwa kwemishini
  • Ukuvikelwa kokulayisha ngokweqile
  • Vala ngokushesha
  • Umthamo wokuphuka okuphezulu

Iphephile futhi Inokwethenjelwa

  • Ukuvala okuzenzakalelayo ngenhlansi kagesi encane yempilo enwetshiwe yokusebenza kwezinto zikagesi
  • Idigri yokuvikela: IP20—Ukuqinisekisa uxhumano oluphephile noluthembekile
  • Ukumelana namabala: Ileveli 3—Ukuvikela uthuli nokungcola okwenziwayo

Ukucaciswa

Okujwayelekile I-IEC/EN60947-2
I-Pole No 1P, 2P, 3P, 4P
I-voltage elinganiselwe I-AC 230V/400V
Ikalwe okwamanje(A) 63A, 80A, 100A
Ijika elijikayo C, D
Umthamo wesifunda esifushane esilinganiselwe(lcn) 10000A
Isevisi elinganiselwe ye-short-circuit umthamo(Ics) 7500A
Idigri yokuvikela IP20
Izinga lokushisa eliyisithenjwa sokusetha kwento eshisayo 40 ℃
Izinga lokushisa le-ambient
(ngesilinganiso sansuku zonke esingu-≤35°C)
-5~+40℃
Isilinganiso sokuvama 50/60Hz
I-impulse elinganiselwe imelana ne-voltage 6.2kV
Ukukhuthazela kwe-Electro-mechanical 10000
Umthamo wokuxhuma Umqhubi we-flexible 50mm²
Umqhubi we-Rigid 50mm²
Ukufakwa Kujantshi we-DIN we-symmetrical 35.5mm
Ukukhweza iphaneli

Yini i-MCB?

I-Miniature Circuit Breaker (MCB) iwuhlobo lwe-circuit breaker enosayizi omncane.Ngokushesha inqamula isekethe kagesi ngesikhathi sanoma yisiphi isimo esingesihle ezinhlelweni zokuphakela ugesi, njengokushajwa ngokweqile noma umsinga we-short-circuit current.Nakuba umsebenzisi angasetha kabusha i-MCB, i-fuse ingase ibone lezi zimo, futhi umsebenzisi kufanele ayishintshe.

Uma i-MCB ingaphansi kokuqhubekayo okudlulele, umugqa we-bimetallic uyashisa futhi uyagoba.I-latch ye-electromechanical ikhishwa lapho i-MCB ichezukisa umucu we-bi-metallic.Uma umsebenzisi exhuma lesi sikhwama se-electromechanical kumshini wokusebenza, sivula oxhumana nabo be-microcircuit breaker.Ngenxa yalokho, kubangela ukuthi i-MCB icime futhi inqamule ukugeleza kwamanje.Umsebenzisi kufanele ashintshele eyedwa ku-MCB ukuze abuyisele ukugeleza kwamanje.Le divayisi ivikela iziphazamiso ezibangelwa amandla amanje ngokweqile, ukugcwala ngokweqile, namasekhethi amafushane.


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