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I-Miniature Circuit Breaker (MCB) CJM7-125

Incazelo emfushane:

Ama-CJM7-125 Miniature circuit breakers (ama-MCB) aqinisekisa ukuphepha kukagesi emakhaya nasezimweni ezifanayo, njengamahhovisi nezinye izakhiwo kanye nezinhlelo zokusebenza zezimboni ngokuvikela ukufakwa kukagesi ekugcwaleni ngokweqile kanye nezifunda ezimfushane. Uma iphutha selitholakele, i-miniature circuit breaker ivala ngokuzenzakalelayo isifunda sikagesi ukuze ivimbele umonakalo ezintanjeni futhi igweme ingozi yomlilo. Ukuze kuqinisekiswe ukuthembeka nokuphepha kwabantu kanye nempahla, ama-MCB afakwe izindlela ezimbili zokukhubeka: indlela yokukhubeka kokushisa ebambezelekile yokuvikela ukukhubeka ngokweqile kanye nendlela yokukhubeka kumagnetic yokuvikela izifunda ezimfushane. Ngokuvamile ugesi olinganiselwe ngu-63, 80, 100A kanye ne-voltage elinganiselwe ingu-230/400VAC. imvamisa ingu-50/60Hz. ngokwezindinganiso ze-IEC60497/EN60497.


Imininingwane Yomkhiqizo

Amathegi Omkhiqizo

Ukwakhiwa kanye Nesici

  • Umthamo ophakeme omfushane nomfushane 10KA.
  • Yakhelwe ukuvikela isekethe ethwala amandla amakhulu afinyelela ku-125A.
  • Inkomba yesikhundla sokuxhumana.
  • Isetshenziswa njengeswishi eyinhloko endlini kanye nokufakwa okufanayo.
  • Ukusetshenziswa kwamandla okuphansi kanye nokonga amandla okukhulu
  • Thuthukisa ukukhiqiza kanye nendawo ezungezile kanye nokonga ukugcinwa kwemishini
  • Ukuvikelwa komthwalo oweqile
  • Vala ngokushesha
  • Umthamo omkhulu wokuphuka

Kuphephile Futhi Kuthembekile

  • Ukuvala ngokuzenzakalela nge-spark kagesi encane ukuze kusebenze isikhathi eside kwemishini
  • Izinga lokuvikela: IP20—Ukuqinisekisa uxhumano oluphephile noluthembekile
  • Ukumelana namabala: Izinga 3—Ukuvimbela uthuli kanye nokungcola okuhambisa umoya

Imininingwane

Okujwayelekile I-IEC/EN60947-2
Inombolo ye-Pole 1P, 2P, 3P, 4P
I-voltage elinganisiwe I-AC 230V/400V
Isilinganiso Samanje(A) 63A, 80A, 100A
Ijika eligobile C, D
Umthamo we-short-circuit olinganisiwe (lcn) 10000A
Umthamo wesevisi emfushane olinganiselwe (ama-Ics) 7500A
Izinga lokuvikela I-IP20
Izinga lokushisa elibhekiselwe ekusethweni kwento eshisayo 40℃
Izinga lokushisa elizungezile
(ngesilinganiso sansuku zonke esingu-≤35°C)
-5~+40℃
Imvamisa elinganisiwe 50/60Hz
I-voltage yokumelana nomfutho elinganisiwe 6.2kV
Ukukhuthazela kwe-Electro-mechanical 10000
Umthamo wokuxhuma Umqhubi oguquguqukayo ongu-50mm²
Umqhubi oqinile ongu-50mm²
Ukufakwa Ku-symmetrical DIN rail 35.5mm
Ukufakwa kwephaneli

Kuyini i-MCB?

I-Miniature Circuit Breaker(MCB) uhlobo lwe-circuit breaker oluncane ngobukhulu. Lunqamula ngokushesha i-circuit kagesi ngesikhathi sanoma yisiphi isimo esingesihle ezinhlelweni zokuphakelwa kukagesi, njengokushaja ngokweqile noma ugesi omfushane. Nakuba umsebenzisi angase asethe kabusha i-MCB, i-fuse ingase ibone lezi zimo, futhi umsebenzisi kumele ayishintshe.

Uma i-MCB ingaphansi kokushisa okuqhubekayo, i-bimetallic strip iyashisa futhi igobe. I-latch ye-electromechanical iyakhishwa lapho i-MCB iphambukisa i-bi-metallic strip. Uma umsebenzisi exhuma le clasp ye-electromechanical kumshini osebenzayo, ivula oxhumana nabo be-microcircuit breaker. Ngenxa yalokho, ibangela ukuthi i-MCB icime futhi iqede ukugeleza kwamanje. Umsebenzisi kufanele avule i-MCB ngamunye ukuze abuyisele ukugeleza kwamanje. Le divayisi ivikela amaphutha abangelwa ugesi owedlulele, ukugcwala ngokweqile, kanye nama-short circuits.


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