CJMM: 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 | |
Ho utloisisa DC MCCB: Tataiso e Felletseng
Lefapheng la boenjiniere ba motlakase le kabo ea motlakase, lentsoe "MCCB" le hlaha khafetsa. MCCB e emetse Molded CaseSehahi sa Potoloho'me ke karolo ea bohlokoa ho sireletseng lipotoloho khahlanong le motlakase o feteletseng, lipotoloho tse khutšoane le liphoso tse ling tsa motlakase. Leha li-MCCB tsa AC li buuoa haholo, li-MCCB tsa DC li bohlokoa ka ho lekana, haholo-holo lits'ebetsong tse kenyeletsang litsamaiso tsa motlakase o tobileng (DC). Blog ena e ikemiselitse ho senola li-circuit breaker tsa DC tse entsoeng ka mokhoa oa mouoane le ho buisana ka mesebetsi ea tsona, lits'ebetso le melemo.
Sekotwana sa potoloho sa nyeoe se bopiloeng ka DC ke eng?
Seqhoqho sa DC Molded Case Circuit Breaker (DC MCCB) kapa Seqhoqho sa DC Molded Case Circuit Breaker ke seqhoqho sa potoloho se etselitsoeng ho sireletsa lipotoloho tsa DC. Ho fapana le balekane ba tsona ba AC, li-MCCB tsa DC li etselitsoe ho sebetsana le liphephetso tse ikhethang tse hlahisoang ke DC, tse kang ho hloka ntlha ea ho tšela lefela le monyetla oa ho khomarela ka mokhoa o tsitsitseng. Liqhoqho tsena tsa potoloho li bohlokoa indastering e fapaneng, ho kenyeletsoa matla a nchafatsoang, lipalangoang le likhokahano tsa mohala, tse atisang ho sebelisa litsamaiso tsa motlakase tsa DC.
Sehatsetsi sa potoloho sa DC se bopiloeng se sebetsa joang?
Mosebetsi o ka sehloohong oa DC molded case circuit breaker ke ho sitisa current haeba ho na le overload kapa short circuit. Mona ke tlhaloso ea mohato ka mohato ea hore na e sebetsa joang:
1. Ho lemoha: Sehahi sa potoloho sa nyeoe e bopilweng ka DC se lula se lekola motlakase o phallang ka har'a potoloho. Haeba motlakase o feta bokgoni bo lekantsoeng ba sehahi sa potoloho, mokhoa oa tšireletso oa qala.
2. Tshitiso: Ha motlakase o feteletseng o lemohuwa, sekgahla sa potoloho se bula dikgokelo tsa sona ho sitisa phallo ya motlakase. Ketso ena e thibela tshenyo potolohong le disebedisweng tse hokahantsweng.
3. Ho tima Arc: E 'ngoe ea liphephetso tse kholo lits'ebetsong tsa DC ke ho thehoa ha li-arcs. Ha likhokahano li buleha, arc e thehoa ka lebaka la ho tsoela pele ha DC current. Li-circuit breaker tsa DC tse entsoeng ka mokhoa oa moetso li na le mekhoa ea ho tima arc, joalo ka likamore tsa ho tima arc kapa lisebelisoa tsa ho tima arc ka magnetic blow, ho qhala li-arcs ka mokhoa o sireletsehileng.
4. Seta botjha: Kamora hore phoso e hlakoloe, sethibela-maqhubu sa potoloho se ka seta botjha ka letsoho kapa ka boiketsetso ho tswela pele ka tshebetso e tlwaelehileng.
Likarolo tse ka sehloohong tsa DC e bopiloeng ka potoloho ea potoloho
Li-circuit breaker tsa DC tse entsoeng ka moetso li na le likarolo tse 'maloa tse etsang hore li lokele lits'ebetso tsa DC:
- Bokgoni bo Phahameng ba ho Roba: Li etselitsoe ho sebetsana le maqhubu a mangata a phoso, ho netefatsa tšireletso e tšepahalang esita le libakeng tse thata.
- Diyuniti tsa Leeto la Thermal le la Magnetic: Diyuniti tsena di fana ka tshireletso e habeli ka ho arabela ho phallo e telele ya motlakase (mocheso) le potoloho e kgutshwane ya nakwana (makenete).
- Litlhophiso tsa Leeto tse ka Fetohang: Li-MCCB tse ngata tsa DC li fana ka litlhophiso tsa leeto tse ka fetoloang, tse lumellang ho fetoloa ho latela litlhoko tse itseng tsa kopo.
- Moralo o Monyenyane: Moralo oa ntlo e bōpiloeng o netefatsa sebopeho se senyenyane le se thata, e leng se etsang hore ho be bonolo ho e kopanya le mefuta e fapaneng ea litsamaiso.
Tšebeliso ea DC Moqhobi oa Potoloho ea Nyeoe e Bopiloeng
Li-circuit breaker tsa DC tse bopiloeng li sebelisoa haholo liindastering le maemong a fapaneng:
- Matla a Nchafatswang: Litsamaiso tsa matla a letsatsi, liturbine tsa moea le litsamaiso tsa polokelo ea matla hangata li sebelisa li-circuit breaker tse entsoeng ka DC ho sireletsa lipotoloho tsa tsona.
- Likoloi tsa Motlakase (EV): Li-circuit breaker tse entsoeng ka DC tse entsoeng ka moetso li sebelisoa liteisheneng tsa ho tjhaja likoloi tsa motlakase le litsamaisong tse ka hare ho sekepe ho netefatsa ts'ebetso e sireletsehileng.
- Mehala ea puisano: Meralo ea motheo ea puisano e itšetlehileng haholo ka motlakase oa DC e sebelisa li-circuit breaker tsena ho sireletsa lisebelisoa tsa bohlokoa.
- Boiketsetso ba Liindasteri: Li-DC Molded Case Circuit Breakers li sebelisoa lits'ebetsong tse fapaneng tsa indasteri ho sebelisoa li-motor le li-drive tsa DC.
Melemo ea ho sebelisa li-circuit breaker tsa DC tse entsoeng ka mokhabiso
- Polokeho e Ntlafalitsoeng: Li-circuit breaker tsa DC tse entsoeng ka moetso li ntlafatsa polokeho ea litsamaiso tsa motlakase le basebetsi ka ho fana ka tšireletso e tšepahalang ea motlakase o feteletseng le potoloho e khuts'oane.
- NAKO EA HO PHOMOLA: Ho sitisoa ka potlako ha ho hloleha ho fokotsa tšenyo le ho fokotsa nako ea ho hloleha, ho netefatsa ts'ebetso e tsoelang pele ea litsamaiso tsa bohlokoa.
- E bolokang tjhelete: Thibela tshenyo ya disebediswa tse turang le ho fokotsa ditjeo tsa tlhokomelo, e leng se etsang hore DC Molded Case Circuit Breakers e be tharollo e bolokang tjhelete.
Ka kakaretso
Sesebediswa sa potoloho sa dikhese tse bopilweng ka DC ke karolo ya bohlokwa haholo ditsamaisong tsa motlakase tsa sejwalejwale, se fanang ka tshireletso e matla le ho netefatsa tshebetso e bolokehileng ya dipotoloho tsa DC. Ho utlwisisa mesebetsi ya sona, dibopeho le ditshebediso ho ka thusa baenjiniere le botekgeniki ho etsa diqeto tse nang le tsebo ha ba rala le ho hlokomela ditsamaiso tsa motlakase tsa DC. Ha tlhoko ya eneji e ntjhafatswang le dikoloi tsa motlakase e ntse e hola, bohlokwa ba disebediswa tsa potoloho tsa dikhese tse bopilweng ka DC bo tla eketseha feela, bo di etse karolo ya bohlokwa ya meralo ya motheo ya rona ya motlakase.