Umhlahlandlela Wokukhetha Ibhulokhi Yesitimela Se-DIN: Izilinganiso Zamanje, Izinto Zokusebenza, kanye Nezindinganiso Zokufaka
TL;DR
- Khetha amabhlogo esiteshi sesitimela se-DIN ngokufanisa ugesi olinganiselwe (24A kuya ku-232A) nomthwalo wesekethe yakho, kanye nesigaba esiphambeneyo somqhubi njengomkhawulo oyinhloko womzimba.
- I-PA66 enesilinganiso sokusha kwe-V-0 iyinto yokuhlala ekhethwayo yamakhabethe okulawula ezimboni, esebenza ngokuthembeka kusukela ku--40C kuya ku-+120C.
- I-TS35 (35x7.5mm) ngokwe-EN 60715 iyiphrofayili ejwayelekile yokufaka; qinisekisa uhlobo lwesitimela kanye nobukhulu bezinto (1.0±0.1mm) ngaphambi koku-oda.
- I-UL 1059 yaseNyakatho Melika kanye ne-CE/IEC 60947-7-1 yemakethe ye-EU yizitifiketi ezincane kakhulu okumele zithwalwe yi-terminal block yakho.
- Izinhlobo ze-spring-clamp zinciphisa isikhathi sokufakwa cishe ngo-40% uma kuqhathaniswa namabhulokhi e-screw, okwenza kube lula kakhulu ukusebenzisa amaphaneli okulawula anabantu abaningi.
Ukukhetha ibhulokhi yesiteshi sesitimela se-DIN efanele yephaneli yokulawula yezimboni kudinga ukuhambisana namapharamitha amathathu: isilinganiso samanje kumele sidlule umthwalo wesekethe omkhulu okungenani ngo-20%, izinto zokwakha kumele zikwazi ukumelana nendawo yokusebenza, futhi iphrofayili yokufaka kumele ihambisane namazinga e-EN 60715. Lo mhlahlandlela uhamba ngemininingwane ngayinye enemininingwane elinganiswayo kanye namanothi ohlelo lokusebenza lwangempela.
Eminyakeni engaphezu kweshumi yokukhiqiza amabhlogo wokugcina ama-OEM kulo lonke elaseNyakatho Melika, eYurophu, naseNingizimu-mpumalanga ye-Asia, sibone amaphutha afanayo okukhetha ephindaphindwa — amabhlogo amakhulu kakhulu ezignali zamandla aphansi, ama-rails amancane kakhulu amabhlogo asindayo anamazinga amaningi, kanye nokungafani kwezinto eziholela ekwehlulekeni kwensimu. Lo mhlahlandlela ukhona ukuze kuqedwe lawo maphutha.
Ziyini Izilinganiso Zamanje Zamabhulokhi Esitimela Se-DIN Rail?
Izilinganiso zamanje zebhulokhi yesitimela se-DIN zisukela ku-24A kumabhulokhi ajwayelekile angu-2.5mm2 okuphakelayo kuze kufike ku-232A kumabhulokhi wamandla angu-95mm2 anzima, njengoba kuchazwe yizindinganiso ze-IEC 60947-7-1 kanye ne-UL 1059.
Ibhulokhi ngayinye yesiphelo inezilinganiso ezimbili zamanje: ugesi osebenzayo olinganisiwe (Ie) ngokwe-IEC 60947-7-1 kanye nogesi olinganisiwe we-UL. Ngokuvamile ziyafana — kodwa hhayi njalo —. Ugesi wangempela ibhulokhi engawuthwala uncike esigabeni esiphambeneyo somqhubi, izinga lokushisa elizungezile, nokuthi ngabe ibhulokhi ifakiwe kulungiselelo olunesendlalelo esisodwa noma oluhlanganisiwe.
Izilinganiso Zamanje Ezijwayelekile Ngokwe-Wire Cross-Section
| Isigaba Esinqamulayo Sentambo (mm2) | I-AWG Equivalent | Isilinganiso Samanje (IEC 60947-7-1) | Isilinganiso Samanje (UL 1059) | Isicelo Esijwayelekile |
|---|---|---|---|---|
| 1.5 mm2 | I-AWG 16 | 17.5 A | 15 A | Izintambo zenzwa/zesignali |
| 2.5 mm2 | I-AWG 14 | 24 A | 20 A | Amasekethe okulawula ajwayelekile |
| 4 mm2 | I-AWG 12 | 32 A | 30 A | Ukulawulwa kwemoto/ukusatshalaliswa kwamandla |
| 6 mm2 | I-AWG 10 | 41 A | 40 A | Amasekhethi egatsha/amaphaneli okukhanyisa |
| 10 mm2 | I-AWG 8 | 57 A | 50 A | Okuphakelayo kwamandla okuyinhloko |
| 16 mm2 | I-AWG 6 | 76 A | 65 A | Ukunikezwa okungenayo / imithwalo emikhulu |
| 35 mm2 | I-AWG 2 | 125 A | 110 A | Ibhasi elikhulu / imishini esindayo |
| 95 mm2 | I-AWG 4/0 | 232 A | 200 A | Ama-transformer / ama-motor feed amakhulu |
Izinto Ezicasulayo Ongenakuzishaya indiva
Ibhulokhi ngayinye yokugcina kumele isuswe uma ifakwa ekucushweni okuphezulu noma emazingeni okushisa angaphezu kuka-40C. Ngokusekelwe emithethweni ejwayelekile ye-IEC 60947-1, phinda-phinda ugesi olinganiselwe ngo:
- Izinga lokushisa eliphakathi nendawo ku-60C: yehla ibe ngu-80% wamanje alinganisiwe
- Izinga lokushisa eliphakathi nendawo ku-80C: yehla ibe ngu-65% wamanje alinganisiwe
- Amabhulokhi anamazinga amaningi ahlanganisiwe (amazinga angu-3+): yehla ibe ngu-85% ngezinga ngalinye
- Iphaneli evalekile enomoya omncane wokungenisa umoya: yehlisa kufikela ku-80% ubuncane
Yikuphi Okufanele Ukukhethe Izinto Zokuhlala?
I-PA66 (Nylon 66) enesilinganiso sokusha kwe-V-0 iyisinqumo esijwayelekile sezindlu ze-DIN rail terminal block, ezisebenza kusukela ku--40C kuya ku-+120C, kuyilapho i-polycarbonate (PC) ikhethwa kakhulu kwizicelo ezisobala ezidinga ukumelana okuphezulu kokulandelela.
| Impahla | I-PA66 (Inayiloni 66) | I-Polycarbonate (PC) | I-Polyester ye-Thermoplastic |
|---|---|---|---|
| Ukuvutha | V-2 / V-0 | V-2 / V-0 | V-0 |
| Izinga Lokushisa Lokusebenza | -40C kuya ku-+120C | -40C kuya ku-+125C | -40C kuya ku-+140C |
| I-CTI | I-CTI 600 | I-CTI 250-400 | I-CTI 600 |
| Ukumelana namakhemikhali | Kuhle | Okumaphakathi | Kuhle kakhulu |
| Ukumelana ne-UV | Kubi | Kuhle | Okumaphakathi |
| Izindleko Ezilinganiselwe | Isisekelo | 10-15% ngaphezulu | 20-30% ngaphezulu |
Yiziphi Izindinganiso Zokufaka Isitimela se-DIN?
Amabhulokhi esiteshi sesitimela se-DIN afakwa kumaphrofayili e-TS35 (ububanzi obungu-35mm, ukujula okungu-7.5mm noma okungu-15mm) noma i-TS32 (ububanzi obungu-32mm) njengoba kuchazwe yi-EN 60715 kanye ne-DIN EN 50022, kanti i-TS35 iyindinganiso yemboni yamaphaneli okulawula ezimboni angaphezu kuka-90%.
| Iphrofayela | Ububanzi | Ukuphakama/Ukujula | Ubukhulu Bezinto Ezibonakalayo | Okujwayelekile |
|---|---|---|---|---|
| I-TS35x7.5 | 35±0.3 mm | 7.5±0.15 mm | 1.0±0.1 mm | I-EN 60715 / I-DIN EN 50022 |
| I-TS35x15 | 35±0.3 mm | 15±0.15 mm | 1.5±0.15 mm | I-EN 60715 / I-DIN EN 50022 |
| I-TS32x15 | 32±0.3 mm | 15±0.15 mm | 1.5±0.15 mm | I-EN 60715 |
| TS15x5.5 | 15±0.2 mm | 5.5±0.1 mm | 1.0±0.1 mm | I-DIN EN 50045 |
Indlela I-DIN Rail Terminal Blocks Ekhwela Ngayo
Amabhulokhi amaningi esitimela se-DIN anamuhla asebenzisa indlela yokukhiya engenamathuluzi: ibhulokhi ibamba udebe oluphezulu lwesitimela kuqala, bese ijikeleza iye phansi kuze kube yilapho unyawo olunezinsika luwela udebe olungezansi.
- Qondanisa ibhulokhi yokugcina nge-engeli engu-15-20 degrees, uxhume i-clip engenhla onqenqemeni oluphezulu lwesitimela se-TS35.
- Zungezisa ibhloko liyehla kuze kube yilapho unyawo lwesiphethu esingezansi luthinta unqenqema lwesitimela olungezansi.
- Cindezela ngokuqinile — kufanele uzwe ukuchofoza okuzwakalayo njengoba intwasahlobo yokucindezela ingena endaweni yayo ngemuva kwesitimela.
- Qinisekisa ukuzibandakanya ngokuzama ukuphakamisa ibhulokhi phezulu ngaphandle kokucindezela ithebhu yokukhulula.
Isitifiketi se-UL vs CE: Okumele Kuqinisekiswe Onjiniyela
Kumaphrojekthi aseNyakatho Melika, isitifiketi se-UL 1059 siyimpoqo esimboza amabhlogo e-terminal afinyelela ku-600V; kumaphrojekthi e-EU, ukumakwa kwe-CE ngokwe-IEC 60947-7-1 kuyimfuneko esemthethweni, futhi amaphrojekthi amaningi adinga nesitifiketi se-TUV noma se-VDE.
| Ipharamitha | I-UL 1059 | I-IEC 60947-7-1 |
|---|---|---|
| Isilinganiso se-Voltage | 300V / 600V | 250V / 400V / 690V |
| Indlela Yokuhlola Yamanje | Umkhawulo wokwenyuka kwezinga lokushisa elingu-45C | Umkhawulo wokunyuka kwezinga lokushisa elingu-45K |
| Ukuhlolwa Kwezintambo | Iqinile futhi ivalelekile (ihlukile) | Kusebenza izivivinyo ezifanayo |
| Izinga Lokungcola | Akucacisiwe | I-PD 2 / I-PD 3 |
| Ukuvutha | I-UL 94 V-2 noma i-V-0 | I-IEC 60695-11-5 (intambo ekhanyayo) |
| Ukuhlolwa Kwabanye Abantu | I-UL noma i-NRTL eyaziwayo | I-TUV, i-VDE, noma umzimba owazisiwe |
Indlela Yokuqinisekisa Izitifiketi Ngaphambi Koku-oda
- Isitifiketi se-UL: Qinisekisa inombolo yefayela le-UL ku- Isizindalwazi Somkhiqizo se-UL.
- Isimemezelo Sokuhambisana Nemithetho Se-CE: Kumelwe ubhekisele ku-IEC 60947-7-1. Qinisekisa ku Isayithi elisemthethweni le-IEC.
- Isitifiketi se-TUV noma se-VDE: Qinisekisa kuvuliwe I-TÜV Rheinland noma I-VDE izizindalwazi.
- Izimemezelo ze-RoHS kanye ne-REACH: Kuyadingeka ukuze kungene emakethe ye-EU.
Indlela Yokukhetha Uhlobo Olufanele Lwebhulokhi Yesiphetho
Izinhlobo eziyisikhombisa eziyinhloko zamabhulokhi esitimela se-DIN — okudlulela ngaphakathi, okusemhlabathini, okufutha, okunqamula, okunezinga eliningi, okusenzwa, kanye nokusatshalaliswa kwamandla — ngayinye isebenza umsebenzi ohlukile wokuxhuma izintambo.
| Uhlobo | Umsebenzi Oyinhloko | Ububanzi Bamanje | Isici Esiyinhloko |
|---|---|---|---|
| Okuphakelayo | Xhuma futhi usabalalise izintambo | 17.5A – 232A | Indlela yomqhubi oyedwa, 2-in/2-out |
| Umhlabathi (PE) | Umhlaba / umhlaba ovikelayo | Kufana nokuphakelwa | Okuluhlaza okotshani-ophuzi; kuxhuma kusitimela |
| I-Fuse | Ukuvikelwa kwesekethe | 6.3A – 63A | Isibambi sefuse esakhelwe ngaphakathi |
| Nqamula uxhumano | Hlukanisa isekethe ngaphandle kokususa ucingo | 17.5A – 76A | Iswishi yokushelela noma yommese |
| Amazinga Amaningi | Amasekethe okubeka izitaki ukuze wonge isikhala sephaneli | 17.5A – 32A ngezinga ngalinye | Amazinga ahlanganisiwe angu-2-4 |
| Inzwa / I-Thermocouple | Dlulisa amasignali anamandla aphansi | 2A – 10A | Oxhumana nabo be-alloy abakhethekile |
| Ukusatshalaliswa Kwamandla | Sabalalisa amandla amakhulu | 76A – 232A | Isigaba esikhulu esinqamulayo; izindawo eziningi zokuphuma |
Uhlobo Lwesikulufo vs I-Spring-Clamp: Ukuqhathaniswa Kobuchwepheshe Bokuxhumana
Amabhulokhi e-terminal afana nesikulufo anikeza amandla aphezulu okubopha (3-5 Nm) kwizicelo zamandla aphezulu ngaphezu kwe-100A, kuyilapho amabhulokhi e-spring-clamp enikeza izintambo ezisheshayo (cishe isikhathi sokufaka esingaphansi ngo-40%) kanye nezintambo zekhabhinethi yokulawula ezisukela ku-24A kuya ku-65A.
| Ubukhulu | Uhlobo Lwesikulufo | I-Spring-Clamp |
|---|---|---|
| Isikhathi Sokufaka Ngentambo Ngayinye | Imizuzwana engu-8-12 | Imizuzwana emi-3-5 |
| Amandla Okubopha | 3.0 – 5.0 Nm | 0.5 – 1.5 Nm |
| Ukumelana Nokudlidliza | Kuhle kakhulu (uma kucindezelwe) | Kuhle kakhulu (ukuzilungisa) |
| Imijikelezo Yokuqedwa Kabusha | imijikelezo engaphezu kuka-50 | imijikelezo engaphezu kuka-200 |
| Ububanzi Bezintambo | 0.2 – 95 mm2 | 0.14 – 16 mm2 |
| Izindleko Ezihlobene Ngesikhundla Ngasinye | Isisekelo | 15-25% ngaphezulu |
Uhlobo Lwesikulufo vs I-Spring-Clamp vs IDC: Ukuqhathaniswa Kwezilinganiso Ezinhlanu
Uma kuqhathaniswa nezilinganiso ezinhlanu ezingalinganiswa, i-spring-clamp inikeza ibhalansi engcono kakhulu yama-90% ezinhlelo zokusebenza zokulawula zezimboni, kuyilapho uhlobo lwesikulufu lubusa ugesi ophezulu kanti i-IDC ibusa izinhlelo ezisebenzisa izintambo ezikhiqizwa kusengaphambili ezisezingeni eliphezulu.
| Ubukhulu | Uhlobo Lwesikulufo | I-Spring-Clamp | I-IDC |
|---|---|---|---|
| 1. Ubuningi Bamanje | Kufika ku-232A | Kufika ku-65A | Kufika ku-24A |
| 2. Isikhathi Sokufaka | 8-12 imizuzwana | Imizuzwana emi-3-5 | imizuzwana emi-2-3 |
| 3. Uhla Lwezintambo | 0.2-95mm2 | 0.14-16mm2 | I-AWG eyodwa ngemodeli ngayinye |
| 4. Ukuqedwa kabusha | imijikelezo engaphezu kuka-50 | imijikelezo engaphezu kuka-200 | Imijikelezo engu-1-3 |
| 5. Isilinganiso Sezindleko | 1.0x | 1.15-1.25x | 0.85-0.95x |
Yikuphi Okufanele Ukhethe?
Khetha Uhlobo Lwesikulufo uma: Ugesi wesekethe udlula u-65A, ingxenye yentambo idlula u-16mm2, indawo yokudlidliza okuphezulu, noma abasebenzi besevisi abaqeqeshwe ngamathuluzi e-torque.
Khetha i-Spring-Clamp uma: ukusetshenziswa kungu-65A noma ngaphansi (kumboza >85% wamasekethe ezimboni), isivinini sezintambo yisona esiza kuqala, noma izinguquko zezintambo ezivame ukwenzeka.
Udinga Imininingwane Yobuchwepheshe Yephrojekthi Yakho?
Dlulisa amehlo ku-akhawunti yethu ephelele Uhla lwemikhiqizo yebhulokhi yesitimela se-DIN — Amamodeli angaphezu kuka-200 kusukela ku-2.5mm2 kuya ku-95mm2, anesitifiketi se-UL 1059, i-CE/IEC 60947-7-1, kanye ne-TUV.
Xhumana Nathi - J-GUANG