Re nahana seo bareki ba se nahanang, ho potlaka ha ho potlaka ho sebetsa ka hare ho lithahasello tsa bareki ba maemo a motheo, ho lumella boleng bo holimo haholo, ho fokotsa litšenyehelo tsa ts'ebetso, litefiso lia utloahala haholoanyane, ho hapile bareki ba bacha le ba pejana tšehetso le tiiso bakeng sa Fektheri ka kotloloho MCCB CJM3 Series Moulded Case Circuit Breaker CE CB, Re ntse re labalabela ka tieo ho sebelisana le bareki lefatšeng ka bophara. Re lumela hore re ka u khotsofatsa. Re boetse re amohela ka mofuthu bareki ba ka bang teng ho ea k'hamphaning ea rona le ho reka thepa ea rona.
Re nahana hore seo bareki ba se nahanang, ho potlaka ha ho potlaka ho sebetsa ka hare ho lithahasello tsa bareki ba nang le molao-motheo oa motheo, ho lumella boleng bo holimo haholo, ho fokotsa litšenyehelo tsa ts'ebetso, litefiso lia utloahala haholoanyane, ho hapile bareki ba bacha le ba pejana tšehetso le tiiso bakeng saMoqhekelli oa Potoloho ea Nyeoe ea Chaena le Moqhekelli oa Potoloho e Nyenyane, Ho latela molao-motheo oa rona o tataisang oa hore boleng ke senotlolo sa nts'etsopele, re lula re loanela ho feta litebello tsa bareki ba rona. Ka hona, re mema lik'hamphani tsohle tse nang le thahasello ka tieo ho ikopanya le rona bakeng sa tšebelisano-'moho nakong e tlang, Re amohela bareki ba khale le ba bacha ho tšoarana ka matsoho bakeng sa ho hlahloba le ho nts'etsapele; Bakeng sa tlhaiso-leseling e batsi, ka kopo ikutloe u lokolohile ho ikopanya le rona. Kea leboha. Lisebelisoa tse tsoetseng pele, taolo e tiileng ea boleng, tšebeletso ea ho shebana le bareki, kakaretso ea boqapi le ntlafatso ea liphoso le boiphihlelo bo pharaletseng ba indasteri bo re nolofalletsa ho netefatsa khotsofalo le botumo bo eketsehileng ba bareki, e leng se re tlisetsang liodara le melemo e mengata. Haeba u na le thahasello ho lihlahisoa le litharollo life kapa life tsa rona, etsa bonnete ba hore u ikutloa u lokolohile ho ikopanya le rona. Lipotso kapa ketelo k'hamphaning ea rona lia amoheloa ka mofuthu. Re tšepa ka tieo ho qala tšebelisano-'moho e hlōtseng bohle le e mosa le uena. U ka bona lintlha tse ling webosaeteng ea rona.
CJ: Khoutu ea khoebo
M: Sesepa sa potoloho sa nyeoe se bōpiloeng
1: Nomoro ea Moralo
□:Lekantsoe hona joale ea foreimi
□:Khoutu ea tšobotsi ea bokhoni ba ho roba/S e bontša mofuta o tloaelehileng (S e ka tlosoa)H e bontša mofuta o phahameng
Ela Hloko: Ho na le mefuta e mene ea palo e sa nke lehlakore (palo ea N) bakeng sa sehlahisoa sa mekhahlelo e mene. Palo e sa nke lehlakore ea mofuta oa A ha e na karolo e khopang ea motlakase o feteletseng, e lula e buloa, 'me ha e buloe kapa ho tima hammoho le lipalo tse ling tse tharo.
Palo e sa nke lehlakore ea mofuta oa B ha e na karolo e khopang ea motlakase o feteletseng, 'me e buloa kapa e tima hammoho le lipalo tse ling tse tharo (palo e sa nke lehlakore e buloa pele e tima) Palo e sa nke lehlakore ea mofuta oa C e na le karolo e khopang ea motlakase o feteletseng, 'me e buloa kapa e tima hammoho le lipalo tse ling tse tharo (palo e sa nke lehlakore e buloa pele e tima) Palo e sa nke lehlakore ea mofuta oa D e na le karolo e khopang ea motlakase o feteletseng, kamehla e buloa 'me ha e buloe kapa e tima hammoho le lipalo tse ling tse tharo.
| Lebitso la lisebelisoa | Tokollo ea elektroniki | Tokollo e kopaneng | ||||||
| Mothusi oa ho ikopanya, ho lokolloa ha motlakase tlas'a motlakase, alamo ea ho ikopanya | 287 | 378 | ||||||
| Disete tse peli tsa ho ikopanya tse thusang, ho ikopanya le alamo | 268 | 368 | ||||||
| Ho lokolloa ha shunt, ho ikopanya le alamo, ho ikopanya le thuso | 238 | 348 | ||||||
| Tlas'a ho lokolloa ha motlakase, ho ikopanya le alamo | 248 | 338 | ||||||
| Alamo ea ho ikopanya le motho ea thusang | 228 | 328 | ||||||
| Alamo ea ho lokolla Shunt e hokahaneng | 218 | 318 | ||||||
| Ho lokolloa ha motlakase o ka tlas'a motlakase o thusang | 270 | 370 | ||||||
| Lihlopha tse peli tsa ho ikopanya tse thusang | 260 | 360 | ||||||
| Ho lokolloa ha shunt tlas'a motlakase | 250 | 350 | ||||||
| Ho ikopanya le thuso ea ho lokolla Shunt | 240 | 340 | ||||||
| Ho lokolloa ha motlakase o ka tlase ho motlakase | 230 | 330 | ||||||
| Mothusi oa ho ikopanya | 220 | 320 | ||||||
| Ho lokolloa ha Shunt | 210 | 310 | ||||||
| Mohala oa alamo | 208 | 308 | ||||||
| Ha ho na sesebelisoa | 200 | 300 | ||||||
| 1 Boleng bo lekantsweng ba di-circuit breaker | ||||||||
| Mohlala | Polelo e phahameng (A) | Litlhaloso (A) | Tekanyo ea Ts'ebetso ea Voltage (V) | Voltage ea Insulation e Lekantsoeng (V) | Icu (kA) | Li-Ics (kA) | Palo ea Lipalo (P) | Sebaka sa ho rapa (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 | ||
| Hlokomela: Ha ditekanyetso tsa teko bakeng sa 400V di ntshwa, 6A ntle le ho futhumatsa | ||||||||
| 2 Tšobotsi ea ts'ebetso ea ho roba nako e fapaneng ha palo e 'ngoe le e 'ngoe ea tokollo ea motlakase o feteletseng bakeng sa kabo ea matla e buloa ka nako e le 'ngoe | ||||||||
| Ntho ea teko ea hona joale (I/In) | Sebaka sa nako ea teko | Boemo ba qalong | ||||||
| Hona joale e sa khoptjoeng ea 1.05In | 2h(n>63A),1h(n<63A) | Boemo ba serame | ||||||
| Hona joale e khopamang ea 1.3In | 2h(n>63A),1h(n<63A) | Tswela pele hang-hang kamora teko ea nomoro ea 1 | ||||||
| 3 Tšobotsi ea ts'ebetso ea ho roba nako e fapaneng ha palo e 'ngoe le e 'ngoe ea ho feta tokollo ea hona joale bakeng sa tšireletso ea enjene e buloa ka nako e le 'ngoe. | ||||||||
| Ho Beha Nako ea Hona Joale Boemo ba Qalong | Hlokomela | |||||||
| 1.0In | >2h | Boemo bo batang | ||||||
| 1.2In | ≤2h | E tswetse pele hang ka mora teko ya nomoro ya 1 | ||||||
| 1.5In | ≤4min | Boemo bo batang | 10≤Ka hare ho≤225 | |||||
| ≤8min | Boemo bo batang | 225≤Ka hare ho≤630 | ||||||
| 7.2In | 4s≤T≤10s | Boemo bo batang | 10≤Ka hare ho≤225 | |||||
| 6s≤T≤20s | Boemo bo batang | 225≤Ka hare ho≤630 | ||||||
| 4 Tšobotsi ea ts'ebetso ea hang-hang ea sehahi sa potoloho bakeng sa kabo ea motlakase e tla beoa e le 10in + 20%, 'me ea sehahi sa potoloho bakeng sa ts'ireletso ea enjene e tla beoa e le 12ln ± 20% |
CJMM1-63, 100, 225, Boholo ba Kemiso le ho Kenya (Khokelo ea boto e ka pele)
| Boholo (mm) | Khoutu ea Mohlala | |||||||
| CJMM1-63S | CJMM1-63H | CJMM1-63S | CJMM1-100S | CJMM1-100H | CJMM1-225S | CJMM1-225 | ||
| Boholo ba Kemiso | 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 | ||
| Kenya Boholo | 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 | ||
CJMM1-400,630,800, Boholo ba Kemiso le Tlhophiso (Khokelo ea boto e ka pele)
| Boholo (mm) | Khoutu ea Mohlala | |||||||
| CJMM1-400S | CJMM1-630S | |||||||
| Boholo ba Kemiso | 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 | ||||||
| Kenya Boholo | A1 | 48 | 58 | |||||
| B | 194 | 200 | ||||||
| Od | 8 | 7 | ||||||
Setšoantšo sa Khaotso sa Khokahano ea Boto e ka Morao
| Boholo (mm) | Khoutu ea Mohlala | ||||||
| CJMM1-63S CJMM1-63H | CJMM1-100S CJMM1-100H | CJMM1-225S CJMM1-225H | CJMM1-400S | CJMM1-400H | CJMM1-630S CJMM1-630H | ||
| Boholo ba Mohala oa Khokahano ea Boto e ka Morao | A | 25 | 30 | 35 | 44 | 44 | 58 |
| od | 3.5 | 4.5*6 lesoba le tebileng | 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 | |
Li-circuit breaker tsa case tse bopiloeng ke lisebelisoa tsa tšireletso ea motlakase tse etselitsoeng ho sireletsa potoloho ea motlakase ho motlakase o feteletseng. Motlakase ona o feteletseng o ka bakoa ke ho jara boima ba motlakase kapa potoloho e khutšoanyane. Li-circuit breaker tsa case tse bopiloeng li ka sebelisoa mefuteng e mengata ea motlakase le maqhubu a nang le moeli o hlalositsoeng o tlase le o ka holimo oa litlhophiso tsa leeto tse ka fetoloang. Ntle le mekhoa ea ho khoptjoa, li-MCCB li ka boela tsa sebelisoa e le liswichi tsa ho khaola ka letsoho haeba ho na le ts'ebetso ea tšohanyetso kapa ea tlhokomelo. Li-MCCB li lekantsoe 'me li lekoa bakeng sa motlakase o feteletseng, ho phahama ha motlakase, le tšireletso ea liphoso ho netefatsa ts'ebetso e sireletsehileng libakeng tsohle le lits'ebetsong. Li sebetsa ka katleho e le swichi ea ho seta bocha bakeng sa potoloho ea motlakase ho khaola motlakase le ho fokotsa tšenyo e bakoang ke motlakase o feteletseng oa potoloho, phoso ea mobu, lipotoloho tse khutšoane, kapa ha motlakase o feta moeli oa hona joale.
Lefatšeng la kajeno la sejoale-joale, motlakase ke karolo ea bohlokoa ea bophelo ba rona ba letsatsi le letsatsi. Ho tloha ho fehleng matlo a rona ho isa ho tsamaiseng mechini ea indasteri, ho netefatsa polokeho le ts'epo ea litsamaiso tsa motlakase ho bohlokoa. Mochini o qhaqhang potoloho ea linyeoe tse bopiloeng (MCCB) ke karolo ea bohlokoa e bapalang karolo ea bohlokoa. Blogeng ena, re tla hlahloba bohlokoa ba MCCB ho netefatseng polokeho ea motlakase.
MCCB ke sesebelisoa sa tšireletso ea motlakase se etselitsoeng ho sireletsa lipotoloho le lisebelisoa ho tsoa ho overload le lipotoloho tse khutšoane. Li sebelisoa hangata lits'ebetsong tsa bolulo, tsa khoebo le tsa indasteri ho thibela tšenyo litsamaisong tsa motlakase le, habohlokoa le ho feta, ho fokotsa kotsi ea mollo oa motlakase.
Mosebetsi o mong o ka sehloohong oa MCCB ke ho sitisa phallo ea hona joale haeba ho na le ho jara ka bongata kapa potoloho e khuts'oane. Sena se bohlokoa ho thibela lithapo le likarolo ho chesa haholo, e leng se ka lebisang mollong le tšenyo e kholo. Ka ho khopa lipotoloho le ho khaola motlakase, li-MCCB li thusa ho qoba likotsi tse ka bang teng le ho sireletsa batho le thepa.
Ho phaella moo, MCCB e fana ka boemo ba boiketlo le ho tenyetseha ho litsamaiso tsa motlakase. Li ka setafatsoa habonolo kamora leeto, e leng se lumellang motlakase ho tsosolosoa kapele ntle le tlhoko ea ho nkela likarolo tse ling sebaka. Sena ha se boloke nako le boiteko feela, empa se boetse se fokotsa nako ea ho se sebetse le tšitiso ts'ebetsong ea letsatsi le letsatsi.
Ntle le mosebetsi oa tsona oa ho thibela likotsi tsa motlakase, li-circuit breaker tse entsoeng ka moetso li thusa ho ntlafatsa katleho le ts'epo ea litsamaiso tsa motlakase ka kakaretso. Ka ho sireletsa khahlanong le ho imeloa haholo le lipotoloho tse khutšoane, li thusa ho boloka botšepehi ba lisebelisoa tsa motlakase le ho atolosa bophelo ba tsona ba ts'ebeletso. Sena se fokotsa tlhoko ea litokiso tse turang le ho nkeloa sebaka, e leng se bolokang nako le chelete qetellong.
Ho bohlokoa ho hlokomela hore ha se li-MCCB tsohle tse tšoanang. Ha u khetha MCCB bakeng sa ts'ebeliso e itseng, ho bohlokoa ho nahana ka lintlha tse kang tekanyo ea hona joale, bokhoni ba ho robeha le motlakase o sebetsang. Litlhaloso tsena li lokela ho tsamaellana ka hloko le litlhoko tsa sistimi ea motlakase ho netefatsa tšireletso le ts'ebetso e nepahetseng.
Ho phaella moo, tlhokomelo le liteko tsa kamehla tsa MCCB li bohlokoa ho netefatsa hore e tsoela pele ho sebetsa hantle. Litlhahlobo le liteko tsa kamehla li ka thusa ho khetholla mathata afe kapa afe a ka bang teng kapa ho tsofala kahoo ho ka etsoa litokiso kapa ho nkeloa sebaka ha ho hlokahala.
Ha re akaretsa, di-circuit breaker tse bopilweng di bapala karolo ya bohlokwa ho netefatseng polokeho le botshepehi ba motlakase. Ka ho sireletsa kgahlanong le ho jara boima ba motlakase le dipotoloho tse kgutshwane, di thusa ho thibela dikotsi tsa motlakase le ho fokotsa kotsi ya mollo. Ho feta moo, di thusa ho eketsa bokgoni le bolelele ba ditsamaiso tsa motlakase, e leng se etsang hore e be karolo ya bohlokwa dibakeng tsa motlakase tsa sejwalejwale. Ho tsetela ho MCCB ya boleng bo hodimo le ho netefatsa hore e hlokomelwa hantle ho bohlokwa ho sireletsa batho le thepa dikotsing tsa diphoso tsa motlakase. Re nahana hore seo bareki ba se nahanang, potlako ya ho sebetsa ka hare ho dithahasello tsa boemo ba moreki ba motheo, ho dumella boleng bo hodimo bo betere, ho fokotsa ditjeo tsa tshebetso, ditefiso di utlwahala haholo, ho hapile bareki ba batjha le ba fetileng tshehetso le tiisetso bakeng sa Fektheri ka kotloloho MCCB CJM3 Series Moulded Case Circuit Breaker CE CB, Re ntse re labalabela ka tieo ho sebelisana le bareki lefatsheng ka bophara. Re dumela hore re ka o kgotsofatsa. Re boetse re amohela ka mofuthu bareki ba tla ya k'hamphaning ya rona mme ba reke thepa ya rona.
Feme ka kotlolohoMoqhekelli oa Potoloho ea Nyeoe ea Chaena le Moqhekelli oa Potoloho e Nyenyane, Ho latela molao-motheo oa rona o tataisang oa hore boleng ke senotlolo sa nts'etsopele, re lula re loanela ho feta litebello tsa bareki ba rona. Ka hona, re mema lik'hamphani tsohle tse nang le thahasello ka tieo ho ikopanya le rona bakeng sa tšebelisano-'moho nakong e tlang, Re amohela bareki ba khale le ba bacha ho tšoarana ka matsoho bakeng sa ho hlahloba le ho nts'etsapele; Bakeng sa tlhaiso-leseling e batsi, ka kopo ikutloe u lokolohile ho ikopanya le rona. Kea leboha. Lisebelisoa tse tsoetseng pele, taolo e tiileng ea boleng, tšebeletso ea ho shebana le bareki, kakaretso ea boqapi le ntlafatso ea liphoso le boiphihlelo bo pharaletseng ba indasteri bo re nolofalletsa ho netefatsa khotsofalo le botumo bo eketsehileng ba bareki, e leng se re tlisetsang liodara le melemo e mengata. Haeba u na le thahasello ho lihlahisoa le litharollo life kapa life tsa rona, etsa bonnete ba hore u ikutloa u lokolohile ho ikopanya le rona. Lipotso kapa ketelo k'hamphaning ea rona lia amoheloa ka mofuthu. Re tšepa ka tieo ho qala tšebelisano-'moho e hlōtseng bohle le e mosa le uena. U ka bona lintlha tse ling webosaeteng ea rona.