Umenzi waseTshayina uCJM3-250 225A 35kA/25kA MCCB Molded Case Circuit Breaker
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% |
Ubungakanani boFakelo lweMigca
CJMM1-63, 100, 225, Ubungakanani boMfanekiso kunye noFakelo (Uqhagamshelo lwebhodi yangaphambili)
| Ubungakanani (mm) | Ikhowudi yoMzekelo | |||||||
| CJMM1-63S | CJMM1-63H | CJMM1-63S | CJMM1-100S | CJMM1-100H | CJMM1-225S | CJMM1-225 | ||
| Ubungakanani boMxholo | C | 85.0 | 85.0 | 88.0 | 88.0 | 102.0 | 102.0 | |
| E | 50.0 | 50.0 | 51.0 | 51.0 | 60.0 | 52.0 | ||
| F | 23.0 | 23.0 | 23.0 | 22.5 | 25.0 | 23.5 | ||
| G | 14.0 | 14.0 | 17.5 | 17.5 | 17.0 | 17.0 | ||
| G1 | 6.5 | 6.5 | 6.5 | 6.5 | 11.5 | 11.5 | ||
| H | 73.0 | 81.0 | 68.0 | 86.0 | 88.0 | 103.0 | ||
| H1 | 90.0 | 98.5 | 86.0 | 104.0 | 110.0 | 127.0 | ||
| H2 | 18.5 | 27.0 | 24.0 | 24.0 | 24.0 | 24.0 | ||
| H3 | 4.0 | 4.5 | 4.0 | 4.0 | 4.0 | 4.0 | ||
| H4 | 7.0 | 7.0 | 7.0 | 7.0 | 5.0 | 5.0 | ||
| L | 135.0 | 135.0 | 150.0 | 150.0 | 165.0 | 165.0 | ||
| L1 | 170.0 | 173.0 | 225.0 | 225.0 | 360.0 | 360.0 | ||
| L2 | 117.0 | 117.0 | 136.0 | 136.0 | 144.0 | 144.0 | ||
| W | 78.0 | 78.0 | 91.0 | 91.0 | 106.0 | 106.0 | ||
| W1 | 25.0 | 25.0 | 30.0 | 30.0 | 35.0 | 35.0 | ||
| W2 | - | 100.0 | - | 120.0 | - | 142.0 | ||
| W3 | - | - | 65.0 | 65.0 | 75.0 | 75.0 | ||
| Faka ubungakanani | A | 25.0 | 25.0 | 30.0 | 30.0 | 35.0 | 35.0 | |
| B | 117.0 | 117.0 | 128.0 | 128.0 | 125.0 | 125.0 | ||
| od | 3.5 | 3.5 | 4.5 | 4.5 | 5.5 | 5.5 | ||
Ubungakanani beCJMM1-400,630,800, Umzobo kunye noFakelo (Uqhagamshelo lwebhodi yangaphambili)
| Ubungakanani (mm) | Ikhowudi yoMzekelo | |||||||
| CJMM1-400S | CJMM1-630S | |||||||
| Ubungakanani boMxholo | C | 127 | 134 | |||||
| C1 | 173 | 184 | ||||||
| E | 89 | 89 | ||||||
| F | 65 | 65 | ||||||
| G | 26 | 29 | ||||||
| G1 | 13.5 | 14 | ||||||
| H | 107 | 111 | ||||||
| H1 | 150 | 162 | ||||||
| H2 | 39 | 44 | ||||||
| H3 | 6 | 6.5 | ||||||
| H4 | 5 | 7.5 | ||||||
| H5 | 4.5 | 4.5 | ||||||
| L | 257 | 271 | ||||||
| L1 | 465 | 475 | ||||||
| L2 | 225 | 234 | ||||||
| W | 150 | 183 | ||||||
| W1 | 48 | 58 | ||||||
| W2 | 198 | 240 | ||||||
| A | 44 | 58 | ||||||
| Faka ubungakanani | A1 | 48 | 58 | |||||
| B | 194 | 200 | ||||||
| Od | 8 | 7 | ||||||
Umzobo Wokunqunqa Uqhagamshelo Lwebhodi Yangasemva
| Ubungakanani (mm) | Ikhowudi yoMzekelo | ||||||
| CJMM1-63S CJMM1-63H | CJMM1-100S CJMM1-100H | CJMM1-225S CJMM1-225H | CJMM1-400S | CJMM1-400H | CJMM1-630S CJMM1-630H | ||
| Ubungakanani beBhodi yangasemva Uhlobo loQhagamshelo lwePlug in | A | 25 | 30 | 35 | 44 | 44 | 58 |
| od | 3.5 | 4.5*6 umngxuma onzulu | 3.3 | 7 | 7 | 7 | |
| od1 | - | - | - | 12.5 | 12.5 | 16.5 | |
| od2 | 6 | 8 | 8 | 8.5 | 9 | 8.5 | |
| oD | 8 | 24 | 26 | 31 | 33 | 37 | |
| oD1 | 8 | 16 | 20 | 33 | 37 | 37 | |
| H6 | 44 | 68 | 66 | 60 | 65 | 65 | |
| H7 | 66 | 108 | 110 | 120 | 120 | 125 | |
| H8 | 28 | 51 | 51 | 61 | 60 | 60 | |
| H9 | 38 | 65.5 | 72 | - | 83.5 | 93 | |
| H10 | 44 | 78 | 91 | 99 | 106.5 | 112 | |
| H11 | 8.5 | 17.5 | 17.5 | 22 | 21 | 21 | |
| L2 | 117 | 136 | 144 | 225 | 225 | 234 | |
| L3 | 117 | 108 | 124 | 194 | 194 | 200 | |
| L4 | 97 | 95 | 9 | 165 | 163 | 165 | |
| L5 | 138 | 180 | 190 | 285 | 285 | 302 | |
| L6 | 80 | 95 | 110 | 145 | 155 | 185 | |
| M | M6 | M8 | M10 | - | - | - | |
| K | 50.2 | 60 | 70 | 60 | 60 | 100 | |
| J | 60.7 | 62 | 54 | 129 | 129 | 123 | |
| M1 | M5 | M8 | M8 | M10 | M10 | M12 | |
| W1 | 25 | 35 | 35 | 44 | 44 | 58 | |
Yintoni i-MCCB?
Ii-Molded case circuit breakers zizixhobo zokukhusela umbane ezenzelwe ukukhusela i-electrical circuit kwi-current egqithisileyo. Le current egqithisileyo inokubangelwa kukugqithisa okanye i-short circuit. Ii-molded case circuit breakers zingasetyenziswa kuluhlu olubanzi lwee-voltage kunye nee-frequency ezinomda ochaziweyo osezantsi nophezulu wezicwangciso zokutshintsha ezilungisekayo. Ukongeza kwiinkqubo zokukhubeka, ii-MCCB zingasetyenziswa njengee-manual disconnecting switches xa kukho imeko engxamisekileyo okanye imisebenzi yokulungisa. Ii-MCCB zisemgangathweni kwaye zivavanyelwa i-overcurrent, i-voltage surge, kunye nokukhuselwa kwempazamo ukuqinisekisa ukusebenza ngokukhuselekileyo kuzo zonke iindawo kunye nezicelo. Zisebenza ngokufanelekileyo njenge-reset switch ye-electrical circuit ukuze zikhuphe umbane kwaye zinciphise umonakalo obangelwa yi-circuit overload, i-ground fault, i-short circuit, okanye xa i-current idlula umda we-current.
Ukubaluleka kweTyala eliQokelelweyoUmephuli wojikelezoekuqinisekiseni ukhuseleko lombane
Kwihlabathi lanamhlanje lanamhlanje, umbane yinxalenye ebalulekileyo yobomi bethu bemihla ngemihla. Ukususela ekunikezeni amandla emakhaya ethu ukuya ekusebenziseni oomatshini bemizi-mveliso, ukuqinisekisa ukhuseleko kunye nokuthembeka kweenkqubo zombane kubalulekile. I-Molded case circuit breaker (MCCB) yinxalenye ebalulekileyo edlala indima ebalulekileyo. Kule bhlog, siza kuhlola ukubaluleka kwe-MCCBs ekuqinisekiseni ukhuseleko lombane.
I-MCCB sisixhobo sokukhusela umbane esenzelwe ukukhusela iisekethe nezixhobo kwimithwalo engaphezulu kunye neesekethe ezimfutshane. Zisetyenziswa rhoqo kwiindawo zokuhlala, zorhwebo kunye nezoshishino ukuthintela umonakalo kwiinkqubo zombane, kwaye okubaluleke ngakumbi, ukunciphisa umngcipheko wemililo yombane.
Omnye wemisebenzi ephambili ye-MCCB kukuphazamisa ukuhamba kombane xa kukho ubuninzi be-overload okanye i-short circuit. Oku kubalulekile ekuthinteleni iingcingo kunye nezinto ezisetyenziswayo ukuba zingatshisi kakhulu, nto leyo enokubangela umlilo kunye nomonakalo omkhulu. Ngokukhubeka kwe-circuits kunye nokunqumla umbane, ii-MCCB zinceda ekuphepheni iingozi ezinokubakho kwaye zikhusele abantu kunye nepropathi.
Ukongeza, i-MCCB ibonelela ngomgangatho wobulula kunye nokuguquguquka kwiinkqubo zombane. Zingaphinda zisetyenziswe kwakhona emva kohambo, nto leyo evumela umbane ukuba ubuyiselwe ngokukhawuleza ngaphandle kwesidingo sokutshintsha naziphi na izinto. Oku akugcini nje ngokonga ixesha kunye nomgudu, kodwa kunciphisa nexesha lokungasebenzi kunye nokuphazamiseka kwimisebenzi yemihla ngemihla.
Ukongeza kumsebenzi wazo wokuthintela iingozi zombane, ii-molded case circuit breakers zinceda ukuphucula ukusebenza kakuhle kunye nokuthembeka kweenkqubo zombane. Ngokukhusela kwi-overloads kunye ne-short circuits, zinceda ukugcina ukuthembeka kwezixhobo zombane kwaye zandise ubomi benkonzo yazo. Oku kunciphisa isidingo sokulungiswa okubizayo kunye nokutshintshwa, okonga ixesha kunye nemali ekuhambeni kwexesha.
Kubalulekile ukuqaphela ukuba ayizizo zonke ii-MCCB ezifanayo. Xa ukhetha i-MCCB yesicelo esithile, kubalulekile ukuqwalasela izinto ezifana novavanyo lwangoku, amandla okuphuka kunye ne-voltage yokusebenza. Ezi nkcukacha kufuneka zihambelane ngononophelo neemfuno zenkqubo yombane ukuqinisekisa ukhuseleko kunye nokusebenza ngokufanelekileyo.
Ukongeza, ukugcinwa rhoqo kunye nokuvavanywa kwe-MCCB kubalulekile ukuqinisekisa ukusebenza kwayo rhoqo. Ukuhlolwa rhoqo kunye novavanyo kunokunceda ekuchongeni naziphi na iingxaki ezinokubakho okanye ukuguguleka ukuze kulungiswe okanye kutshintshwe njengoko kufuneka.
Ngamafutshane, ii-molded case circuit breakers zidlala indima ebalulekileyo ekuqinisekiseni ukhuseleko kunye nokuthembeka kombane. Ngokukhusela kwiingxinano ezinkulu kunye nee-short circuits, zinceda ekuthinteleni iingozi zombane kwaye zinciphise umngcipheko womlilo. Ukongeza, zinceda ekwandiseni ukusebenza kakuhle kunye nobude beenkqubo zombane, nto leyo ezenza zibe yinxalenye ebalulekileyo ekufakweni kombane kwanamhlanje. Ukutyala imali kwi-MCCB esemgangathweni kunye nokuqinisekisa ukuba igcinwa kakuhle kubalulekile ekukhuseleni abantu kunye nempahla kwiingozi zeempazamo zombane.
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