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I-Cjm1 Electrical Electronic Adjustable Mould Case Circuit Breakers MCCB

Inkcazo emfutshane:

I-molded case circuit breaker yintsimbi ebiyelweyo ebamba iseti yee-contacts ezihambayo ngaphakathi. I-metal case inika ukhuseleko olugqithisileyo kwaye inokufunxa ukunyuka kwe-voltage engaphezulu ngelixa ii-contacts zivuleka ngokuzenzekelayo ukuze kuncitshiswe ukugqithiswa kwe-current ngokukhuselekileyo. Ii-MCCB ziza ngezilinganiso ezahlukeneyo, ngoko ke kubalulekile ukukhetha uhlobo olufanelekileyo ngokwe-control panel current rating, umthamo we-short-circuit, iimfuno ze-insulation, kunye ne-voltage yenkqubo yombane. Zikwanazo nezilinganiso eziphezulu zokuphazamiseka kune-miniature circuit breakers ukuze zisebenzele izicelo zamandla aphezulu kwimizi-mveliso nakwizorhwebo, ezifana neepaneli zolawulo, i-OEM, kunye nezixhobo zokusasaza umbane.


Iinkcukacha zeMveliso

Iithegi zeMveliso

IZIQHEKEZO ZESIPHAKELE ESIBUMBILEYO (MCCB)

Kwi-MCCB, umthamo wokuqhekeka kwesekethe emfutshane olinganisiweyo ubhekisa kumthamo wokuqhekeka phantsi kweemeko ezithile. Emva kwenkqubo yovavanyo echaziweyo, kuyimfuneko ukuqwalasela ukuba i-circuit breaker iyaqhubeka nokuthwala umbane wayo olinganisiweyo. Ukuze kuhlangatyezwane neemfuno zabasebenzisi abahlukeneyo, abavelisi abaninzi be-circuit breaker ngoku bahlula umthamo wokuqhekeka kwesekethe emfutshane yombane ofanayo we-shell rating current ibe ngamanqanaba ahlukeneyo, kwaye abasebenzisi banokukhetha i-circuit breaker efanelekileyo ngokweemfuno zabo ukusuka kwi-minimum ukuya kwi-maximum current breakers. Ziqhelekile kwaye zifumaneka phantse kuyo nayiphi na isakhiwo okanye isakhiwo kangangokuba zihlala zithathwa lula. Sekunjalo, zidlala indima ebalulekileyo kwinkqubo yethu yegridi yombane kwaye kufuneka zigcinwe ukuze zihambelane nemigangatho yokhuseleko yamva nje.

 

Imodeli yeMveliso

CJ: Ikhowudi yeshishini
M: Isixhobo sokwaphula isekethe esibunjiweyo
1: Inombolo yoYilo
□:Umlinganiselo wangoku wesakhelo
□:Umthamo wokuphuka uphawu lwekhowudi/S lubonisa uhlobo oluqhelekileyo (u-S unokushiywa) u-H ubonisa uhlobo oluphezulu

Qaphela: Kukho iintlobo ezine ze-neutral pole (i-N pole) kwimveliso yezigaba ezine. I-neutral pole yohlobo A ayinayo i-over-current tripping element, ihlala ivuliwe, kwaye ayivulwa okanye icinywe kunye nezinye iipali ezintathu.
Ipali engathathi cala yohlobo B ayinayo into yokukhuhla ngamandla angaphezu kombane, kwaye ivulwa okanye icinywe kunye nezinye iipali ezintathu (ipali engathathi cala ivulwa ngaphambi kokuba icinywe) Ipali engathathi cala yohlobo C inento yokukhuhla ngamandla angaphezu kombane, kwaye ivulwa okanye icinywe kunye nezinye iipali ezintathu (ipali engathathi cala ivulwa ngaphambi kokuba icinywe) Ipali engathathi cala yohlobo D inento yokukhuhla ngamandla angaphezu kombane, ihlala ivulwa kwaye ayivulwa okanye icinywe kunye nezinye iipali ezintathu.

 

Itheyibhile 1

Igama lesixhobo Ukukhutshwa nge-elektroniki Ukukhululwa okudityanisiweyo
Uqhagamshelwano oluncedisayo, ukukhululwa kwe-voltage phantsi, uqhagamshelwano lwe-alam 287 378
Iiseti ezimbini zoqhagamshelwano ezincedisayo, unxibelelwano lwe-alamu 268 368
Ukukhululwa kwe-shunt, unxibelelwano lwe-alamu, unxibelelwano oluncedisayo 238 348
Phantsi kokukhululwa kwe-voltage, uqhagamshelwano lwe-alamu 248 338
Unxibelelwano lwe-alamu yoqhagamshelwano oluncedisayo 228 328
I-alamu yokukhupha i-shunt inxibelelana nayo 218 318
Ukukhululwa kombane ongaphantsi kombane oncedisayo 270 370
Iiseti ezimbini zoqhagamshelwano ezincedisayo 260 360
Ukukhululwa kwe-Shunt ukukhutshwa kwe-under-voltage 250 350
Uqhagamshelwano oluncedisayo lokukhulula i-Shunt 240 340
Ukukhululwa kwe-Under-voltage 230 330
Unxibelelwano oluncedisayo 220 320
Ukukhululwa kwe-Shunt 210 310
Unxibelelwano lwe-alamu 208 308
Akukho nto yokongeza 200 300

Ulwahlulo

  • Ngokuphula umthamo: uhlobo oluqhelekileyo (uhlobo S) b oluphezulu uhlobo lokuvula umthamo (uhlobo H)
  • Ngokwendlela yoqhagamshelo: uqhagamshelo lwebhodi engaphambili, uqhagamshelo lwebhodi engasemva b, uhlobo lweplagi c
  • Ngokwendlela yokusebenza: umsebenzi wesiphatho esithe ngqo, umsebenzi wesiphatho esijikelezayo se-b, umsebenzi wombane we-c
  • Ngokwenani leepali: 1P, 2P, 3P, 4P
  • Ngokwezixhobo: uqhagamshelwano lwe-alamu, uqhagamshelwano oluncedisayo, ukukhululwa kwe-shunt, ukukhululwa kwe-voltage phantsi

Imeko yeNkonzo eqhelekileyo

  • Ukuphakama kwendawo yokufakela akumele kudlule kwi-2000m
  • Ubushushu bomoya obuphakathi
  • Ubushushu bomoya obujikeleze umhlaba abuyi kudlula +40℃
  • Ixabiso eliqhelekileyo aliyi kudlula +35℃ kwiiyure ezingama-24
  • Ubushushu bomoya obujikeleze umhlaba abuyi kuba ngaphantsi kwe -5℃
  • Imeko yomoya:
  • 1Kukho ukufuma okuphantsi komoya apha akufuneki kudlule i-50% kubushushu obuphezulu obuyi-+40℃, kwaye kunokuba kubushushu obuphantsi kakhulu, xa ubushushu obuphantsi kakhulu kwinyanga enemvula kakhulu bungadluli kwi-25℃ bunokuba yi-90%, kufuneka kuthathelwe ingqalelo ubushushu obuphantsi kumphezulu wemveliso ngenxa yotshintsho lobushushu.
  • Inqanaba longcoliseko likwiklasi yesi-3

Ipharamitha yoBugcisa obuPhambili

1 Ixabiso elilinganisiweyo lee-circuit breakers
Imodeli Imax (A) Iinkcukacha (A) Ixabiso leVoltage yokusebenza (V) I-Voltage yoKhuseleko oluLinganisiweyo (V) I-Icu (kA) Ii-Ics (kA) Inani leeNtsika (P) Umgama we-Arcing (mm)
CJMM1-63S 63 6,10,16,20
25,32,40,
50,63
400 500 10* 5* 3 ≤50
CJMM1-63H 63 400 500 15* 10* 3,4
CJMM1-100S 100 16,20,25,32
40,50,63,
80,100
690 800 35/10 22/5 3 ≤50
CJMM1-100H 100 400 800 50 35 2,3,4
CJMM1-225S 225 100,125,
160,180,
200,225
690 800 35/10 25/5 3 ≤50
CJMM1-225H 225 400 800 50 35 2,3,4
CJMM1-400S 400 225,250,
315,350,
400
690 800 50/15 35/8 3,4 ≤100
CJMM1-400H 400 400 800 65 35 3
CJMM1-630S 630 400,500,
630
690 800 50/15 35/8 3,4 ≤100
CJMM1-630H 630 400 800 65 45 3
Qaphela: Xa iiparameter zovavanyo ze-400V, i-6A ngaphandle kokukhululwa kokufudumeza
2 Uphawu lokusebenza oluchaseneyo lokwaphulwa kwexesha xa ipali nganye yokukhululwa kombane ogqithisileyo ivuliwe ngaxeshanye
Into yovavanyo yangoku (I/In) Indawo yexesha lovavanyo Imeko yokuqala
Umbane ongakhubekiyo oyi-1.05In 2h(n>63A),1h(n<63A) Imeko yokubanda
Umjikelo wangoku ojikelezayo oyi-1.3In 2h(n>63A),1h(n<63A) Qhubeka ngoko nangoko
emva kovavanyo lweNombolo 1
3. Uphawu lokusebenza oluchaseneyo lokwaphulwa kwexesha xa ipali nganye ye-over-
ukukhutshwa kwangoku kokukhusela imoto kuvuliwe ngaxeshanye.
Ukuseta Ixesha langoku eliqhelekileyo Imeko yokuqala Phawula
1.0In >iiyure ezi-2 Ilizwe elibandayo
1.2In ≤2 iiyure Kuqhutyelwe phambili kwangoko emva kovavanyo lweNombolo yoku-1
1.5In ≤4min Ilizwe elibandayo 10≤Kwi≤225
≤8min Ilizwe elibandayo 225≤Kwi-≤630
7.2In 4s≤T≤10s Ilizwe elibandayo 10≤Kwi≤225
6s≤T≤20s Ilizwe elibandayo 225≤Kwi-≤630
4. Uphawu lokusebenza ngoko nangoko lwe-circuit breaker yokusasazwa kwamandla kufuneka lubekwe njenge-10in + 20%, kwaye eyom-circuit breaker yokukhusela imoto kufuneka ibekwe njenge-12ln ± 20%

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