📋 Izinto Ezibalulekile Okufanele Uzicabangele
- Umkhiqizi wamabhulokhi e-terminal barrier unikeza izixhumi zikagesi izindonga zokuvikela ezibonakalayo phakathi kwama-terminal, ukuvimbela ukugoba kanye neziyingi ezimfushane ezinhlelweni zokusabalalisa amandla ane-voltage ephezulu ezilinganiselwe ku-600 V (UL) noma ku-1000 V (IEC).
- Ukufakwa kwesitimela se-DIN kunciphisa isikhathi sokuhlanganiswa kwamakhabhinethi cishe ngo-30% ngoba ivumela ukufakwa okungenamathuluzi ngaphandle kokubhoboza noma izibambo ezinezintambo, okwenza kube lula kokubili ukwakhiwa kokuqala kanye nokugcinwa kwensimu.
- Ukukhetha umenzi ofanele kuthinta ngqo ukuthembeka kwesistimu: Amabhulokhi ezithiyo aqinisekisiwe e-UL 1059 kanye ne-IEC 60947-7-1 avela kumhlinzeki onolwazi aqinisekisa amandla e-dielectric ahambisanayo, izinto ezivimbela ilangabi, kanye nokuqina kokushisa kwesikhathi eside ngaphansi komthwalo oqhubekayo.
- I-J-GUANG inikeza amabhlogo esivikelo sohlobo lwesikulufo kanye nesicindezelo esingena ngaphakathi enezindawo zokuhlala ze-PA66 ezihambisana ne-UL, ezilinganiselwe i-10 A kuya ku-400 A, ezifakwe kuma-rails ajwayelekile e-TS 35 DIN wezinhlelo zokusebenza zokusatshalaliswa kwamandla ezihlanganisiwe.
Uma ufuna umenzi we-barrier terminal block wokusatshalaliswa kwamandla aphezulu nge-DIN rail mounting, nansi impendulo eqondile: Umenzi ofanele kumele alethe amabhlogo okugcina ane-UL 1059 noma i-IEC 60947-7-1 certified dielectric strength, izithiyo zokuhlukaniswa ngokomzimba phakathi kwensika ngayinye, kanye nokufakwa kwesitimela se-DIN okungenamathuluzi kuma-rails ajwayelekile e-TS 35. Ngoba umsebenzi oyinhloko we-barrier terminal block ukuvimbela ukugoqana phakathi kwamasekethe aphezulu aseduze, ikhwalithi yezinto zokuvikela ukushisa — ngokuvamile i-UL 94 V-0 ekalwe nge-PA66 noma i-PBT — kanye nokunemba kokubumba udonga lwesithiyo kunquma ngqo ukuthembeka kwesikhathi eside kumaphaneli okusabalalisa amandla. Kwa-J-GUANG, yonke ibhlogo yesithiyo esiyikhiqizayo ihlolwa ukumelana ne-dielectric ku-2500 V AC imizuzwana engama-60 ngezidingo ze-UL 1059 ngaphambi kokuthunyelwa.
Lo mhlahlandlela uqondisa onjiniyela bokuthenga, abakhi bamaphaneli, kanye nabasabalalisi bakagesi ngezinqubo ezibalulekile zokukhetha lapho behlola umenzi we-barrier terminal block: izimiso zokuhlukanisa i-voltage, amazinga okufaka isitimela se-DIN, imininingwane yezinto ezibonakalayo, izidingo zesitifiketi, kanye nokucatshangelwa kwesicelo sangempela. Ngizokwabelana ngalokho engikufundile ngokuhlinzeka ngamabhulokhi e-terminal kumakhasimende ezimboni angaphezu kuka-200 emazweni angu-30.
Iyini i-Barrier Terminal Block futhi Kungani Ukuzihlukanisa Kubalulekile?
Ibhulokhi yesithiyo iyisixhumi sikagesi esifakwe ugesi esisebenzisa izindonga ezibonakalayo eziphakanyisiwe — izithiyo — phakathi kwendawo ngayinye yesithiyo ukudala amabanga okuhamba okuphoqelekile kanye nokususwa kwezindawo okuvimbela ukugoba kukagesi kanye nezifunda ezimfushane ngengozi. Ngokungafani namabhulokhi ajwayelekile okudlulela lapho omqhubi abaseduze behlala khona ezimbotsheni ezivulekile, amabhulokhi okuvinjelwa ahlukanisa indawo ngayinye yokuxhumana ngodonga oluqinile lwepulasitiki yobunjiniyela evimbela umlilo.
Lokhu kuhlukaniswa kubalulekile ngoba amasekethe okusabalalisa amandla aphezulu - ngokuvamile kusuka ku-380 V kuya ku-690 V AC ezindaweni zezimboni - adala izimo lapho ukungcoliswa kwendawo, ukujiya, noma ukudlidliza kungabangela ukugqashuka phakathi kwama-terminals angafakwanga ugesi. Mina mathupha ngiphenye ukwehluleka kwensimu esiteshini sokupompa eTexas lapho i-non-barrier terminal block ivumela ukulandelela i-carbon phakathi kwezigaba eziseduze ku-480 V AC, okubangele ukufinyela kwesigaba kuya kwesigaba okwabhubhisa yonke isikhungo sokulawula izimoto. Leso sigameko sodwa sabiza isikhungo cishe ama-USD angu-47,000 ngesikhathi sokungasebenzi esingahleliwe. I-barrier terminal block echazwe kahle yayizoyivimbela ngokomzimba leyo ndlela yokulandelela.
Ngokwe- I-UL 1059 ejwayelekile, amabhlogo esiphetho ahlukaniswa ngesilinganiso se-voltage ngokusekelwe kumabanga okucwila kanye nokwabiwa. Kwibhloko yesithintelo esinesilinganiso esingu-600 V, ibanga elincane lokucwila phakathi kwezingxenye eziphilayo ezingafakwanga ugesi kumele okungenani libe ngu-6.4 mm (0.252 in). I-IEC 60947-7-1 indinganiso ichaza uhlaka olulinganayo lwamabhulokhi alinganiswe yi-1000 V AC / 1500 V DC anokucatshangelwa kokungcola kwezinga lesi-3.
⚡ Umthelela Wezwe Langempela
Ngoba izindonga zesithiyo zivimbela ukulandelwa kwe-arc phakathi kwama-terminal aseduze, ukushintsha kusuka kubhulokhi lokuphakelayo kuya kubhulokhi elilinganiselwe kahle lesithiyo kunciphise izinga lezigameko ze-short-circuit ngaphezu kuka-90% esitshalweni sokucubungula ukudla esasisebenza naso ngo-2024. Izithiyo zasusa imodi yokuhluleka okuyinhloko - uthuli olufakwe i-carbon oluhlanganisa abaqhubi endaweni yokugeza.
Imininingwane Ebalulekile Lapho Ukhetha Umkhiqizi We-Barrier Terminal Block
1. Isilinganiso Se-Voltage kanye Namandla E-Dielectric
Ibhulokhi ngayinye yesithiyo ine-voltage yokusebenza elinganisiwe echaza i-voltage yayo yokusebenza ephephile ephezulu. Isilinganiso sincike ebangeni eliphakathi kwezithiyo, inkomba yokulandelela yokuqhathanisa yezinto zokushisa (i-CTI), kanye nezinga lokungcola kwendawo ehlosiwe. I-UL 1059 ichaza izigaba ezintathu zama-voltage: 300 V, 600 V, kanye ne-1000 V. I-IEC 60947-7-1 inweba lokhu ku-1000 V AC kanye ne-1500 V DC.
Ukuhlolwa kokumelana ne-dielectric kuwubufakazi bomkhiqizi bokuthi uyakwazi ukuhlukanisa. Ngokwe-UL 1059, i-barrier block engu-600 V kumele imelane ne-2500 V AC esetshenziswa imizuzwana engama-60 ngaphandle kokuphuka noma ukuvuza ngokweqile. Ngihlala ngincoma ukuthi ubuze umenzi we-barrier terminal block ngombiko wokuhlola wangempela — hhayi isitifiketi kuphela — ngoba umbiko ukhombisa amanani wamanje okuvuza alinganisiwe. Ibhulokhi elenziwe kahle kufanele libonise ukuvuza okungaphansi kwe-1 mA ku-2500 V.
2. Umthamo Wamanje kanye Nobubanzi Bomqhubi
Izilinganiso zamanje zamabhulokhi e-barrier terminal ngokuvamile ziqala ku-10 A kumasekethe okulawula kuze kufike ku-400 A kuma-power feed ayinhloko. Ingxenye enqamulayo yomqhubi inquma umthamo wamanje: i-terminal engu-2.5 mm² (AWG 14) ingalinganiswa ngo-24 A, kuyilapho i-terminal engu-35 mm² (AWG 2) ingaphatha kufika ku-150 A. Ipharamitha ebalulekile lapha ukukhuphuka kwezinga lokushisa — i-UL 1059 ikhawulela ukukhuphuka kwezinga lokushisa ku-terminal kuya ku-30 °C ngaphezu kwe-ambient ngaphansi komthamo wamanje olinganisiwe.
Ngincoma njalo ukunciphisa isilinganiso samanje esishicilelwe ngumkhiqizi okungenani ngo-20% kwezicelo zomsebenzi oqhubekayo kumakhabethe avaliwe lapho izinga lokushisa elizungezile lidlula khona u-40 °C. Lona umthetho engiwusungule ngemuva kokubona amazinga okushisa angaphakathi ekhabetheni efika ku-55 °C esitshalweni se-solar inverter saseMalaysia — amabhlogo ethu e-terminal asasebenza ngaphakathi kwe-spec eminyakeni emithathu kamuva ngoba sasichaze usayizi olandelayo kusukela esilinganisweni esijwayelekile.
3. Izinto Zokuvimbela kanye Nezindlu
Izinto zokwakha ze-barrier terminal block zibhekwa njengezinto ezibaluleke kakhulu phakathi kwabakhiqizi. Izinga lomkhakha yi-PA66 eqiniswe nge-glass-fiber (inayiloni 66) noma i-PBT (i-polybutylene terephthalate), zombili ezilinganiswe nge-UL 94 V-0 yokuvimbela ilangabi. I-PA66 inikeza amandla angcono omshini kanye nokushisa okuphezulu okuqhubekayo (kufika ku-120 °C), kuyilapho i-PBT inikeza ukuzinza okuphezulu kobukhulu kanye nokumuncwa komswakama okuphansi.
Akuzona zonke i-PA66 ezifanayo. Embonini yethu eNingbo, sithola i-PA66+GF30 (i-fiber yengilazi engu-30%) evela kubaphakeli abafanelekayo futhi senza ukuhlolwa kwezinto ezingenayo ze-DSC (Differential Scanning Calorimetry) ukuqinisekisa izinga lokuncibilika kanye nokushisa kokushintsha kwengilazi. Ngibone amabhlogo e-terminal ashibhile ehluleka zingakapheli izinyanga eziyisithupha ngoba umenzi usebenzise i-PA66 ephinde yasetshenziswa ngokusatshalaliswa kwefayibha okungaguquki - izithiyo zaqhekeka ngaphansi kokujikeleza kokushisa, kanti i-CTI yehle ngaphansi kwesilinganiso esincane.
| Impahla | I-PA66+GF30 | I-PBT+GF30 | I-Phenolic Resin |
|---|---|---|---|
| Isilinganiso Sokuvutha se-UL | I-V-0 (0.8 mm) | I-V-0 (0.8 mm) | V-0 |
| Izinga Lokushisa Eliphezulu Eliqhubekayo | 120 °C | 140 °C | 150 °C |
| Inkomba Yokulandelela Eqhathanisayo (i-CTI) | I-PLC 2 (250–400 V) | I-PLC 1 (400–600 V) | I-PLC 0 (600 V+) |
| Ukumuncwa Komswakama (amahora angu-24, 23 °C) | 0.7 – 1.0% | 0.08 – 0.15% | 0.1 – 0.3% |
| Isicelo Esijwayelekile | Izimboni ezijwayelekile | Umswakama ophezulu / ngaphandle | Izinga lokushisa eliphakeme kakhulu |
Ukufakwa Kwesitimela se-DIN: Izinga Lokusatshalaliswa Kwamandla E-Modular
Ukufakwa kwesitimela se-DIN sekuyindlela ejwayelekile yomhlaba wonke yokufakwa kwebhulokhi yesiphelo kumaphaneli okulawula ezimboni kanye namakhabethe okusabalalisa ugesi. Iphrofayili yesitimela ye-DIN ejwayelekile — TS 35 (ububanzi obungu-35 mm) nge I-DIN EN 60715 — inikeza ipulatifomu ebanzi yokufaka amabhlogo we-terminal, ama-circuit breaker, ama-relay, kanye nezinsiza zikagesi ngendlela ehlelekile nesebenzisa kahle isikhala.
Kungani lokhu kubalulekile kumkhiqizi wamabhulokhi esiphetho sesithiyo? Ngoba ukuhambisana kwesitimela se-DIN kunquma ukuthi umakhi wakho wephaneli angawahlanganisa kalula kangakanani amabhulokhi ezimisweni zekhabhinethi ezikhona. Umkhiqizi onamabhulokhi ezithiyo asebenzisa izindlela zokufaka ezizimele uphoqa umakhi wephaneli ukuba abe yisithiyo somhlinzeki oyedwa. Kwa-J-GUANG, siklama wonke amabhulokhi ethu e-DIN rail barrier terminal ukuze abe yiphrofayili ejwayelekile engu-35 mm ngokufakwa okungenathuluzi kanye ne-screwdriver-activated release lever ukuze kube lula ukususa.
Ukufakwa kwesitimela se-DIN kunciphisa isikhathi sokuxhuma amakhabethe cishe ngo-30% uma kuqhathaniswa nemicu yesiteshi evamile efakwe kumaphaneli, ngoba ochwepheshe bangahlanganisa kusengaphambili i-terminal block assembly ngaphandle kwekhabhinethi bese beyibeka endaweni yayo njengemojuli ephelele. Lapho sihlola isikhathi sokuxhuma kumhlinzeki wezingxenye zezimoto waseJalimane ngo-2025, isitolo sabo samaphaneli songe isilinganiso semizuzu eyi-18 ngekhabhinethi ngokushintsha kusuka ezithiyweni ezifakwe kuma-screw-panels kuya kuma-DIN rail mounted blocks - kumakhabhinethi angu-400 ngonyaka, okungukuthi amahora angu-120 omsebenzi.
Amaphrofayili Esitimela se-TS 35 DIN Nokuhambisana Kwaso
- I-TS 35/7.5 (isitimela esingaphezulu kwesigqoko, 35 mm x 7.5 mm): Iphrofayili evame kakhulu yamabhulokhi esiphetho kumaphaneli okulawula ezimboni ajwayelekile. Amabhulokhi ethu okuvimba asebenzisa isiqeshana sokugcina sensimbi esisebenza emaphethelweni esitimela futhi ahlinzeka ngokukhiya okuhle ngisho noma kudlidliza kufika ku-5g nge-IEC 60068-2-6.
- I-TS 35/15 (isitimela esinesigqoko esiphezulu, 35 mm x 15 mm): Isetshenziselwa izingxenye ezisindayo ezidinga ukwesekwa okwengeziwe kwemishini. Amabhulokhi ezithiyo aklanyelwe izinhlelo zokusebenza zamandla aphezulu (ngaphezu kuka-100 A) avame ukucacisa le phrofayili ukuze kukhuliswe ukumelana kokudonsa.
- Iphrofayili ye-G32 (32 mm): Ayivamile emhlabeni wonke kodwa isatholakala kumaphaneli amadala aseYurophu. Iningi lanamuhla umenzi we-barrier terminal blockAma-s asuse ukwesekwa kwe-G32 ngenkani esikhundleni sendinganiso ye-TS 35 yomhlaba wonke.
Indlela Yokuhlola Umkhiqizi We-Barrier Terminal Block
Akuwona wonke umenzi othi ukhiqiza amabhlogo okugcina izithiyo aletha ikhwalithi efanayo kuzo zonke izinhlobo zokukhiqiza. Ngihlole abahlinzeki be-terminal block abangaphezu kuka-50 kulo lonke elaseShayina, eYurophu, naseNingizimu-mpumalanga ye-Asia emsebenzini wami, futhi ngithuthukise uhlu lokuhlola olusebenzayo amaqembu okuthenga angalusebenzisa ngesikhathi sokufaneleka kwabahlinzeki.
Uhlaka Lokuhlola Abaphakeli Abanezingqinamba Ezinhlanu
- Ukujula kwesitifiketi: Ungayeki ukucela izitifiketi ze-UL kanye ne-CE. Cela inombolo yefayela le-UL ethize bese uyiqinisekisa kusizindalwazi se-UL esiku-inthanethi. Uhlu olusemthethweni lwe-UL 1059 luzobonisa uchungechunge lomkhiqizo, isigaba se-voltage, kanye nezilinganiso zamanje. Ngithole abahlinzeki abathathu eminyakeni emibili edlule abanesicelo "esiqinisekisiwe se-UL" esingafani nokumaka umkhiqizo wabo wangempela.
- Amandla okuhlola angaphakathi: Okuthembekile umenzi we-barrier terminal block kufanele kube nabahloli bamandla e-dielectric ngaphakathi endlini (abahloli be-hipot), amasethingi okuhlola ukuphakama kokushisa, kanye nama-pull-force gauges. Ngesikhathi sokuhlolwa kwefektri, ngihlala ngicela ukubona izitifiketi zokulinganisa zalezi zinsimbi - kungitshela ukuthi umnyango wekhwalithi ungaqinisekisa yini ukukhiqizwa kwawo.
- Ukulandeleka kwezinto ezibonakalayo: Cela izitifiketi zezinto ezisezingeni le-batch (ama-DSC curves e-PA66, imiphumela yokuhlolwa kwe-CTI, ikhadi eliphuzi le-UL ukuze uthole isilinganiso selangabi). Sigcina uhlelo lokulandelela izinto lapho yonke i-batch yokukhiqiza ixhunyaniswe nenombolo yayo ye-raw material lot. Uma ikhasimende libika ukwehluleka, singakulandelela emuva ku-material lot ethile zingakapheli imizuzu engama-30.
- Isikhathi sokuhola kanye nenani elincane le-oda (MOQ): Kumabhulokhi e-barrier terminal ane-terminals ezijwayelekile zesikulufu kanye ne-PA66 housing, umenzi waseShayina ohlelekile kahle kufanele acaphune izinsuku zokusebenza eziyi-15-25 ze-MOQ yezingcezu eziyi-1000-2000. Abaphakeli abaningi banikeza inani lesampula lezingcezu eziyi-10-50 zokuhlola ubunjiniyela.
- Usekelo lobunjiniyela bezinhlelo zokusebenza: Buza umenzi ukuthi angakwazi yini ukunikeza idatha yobuchwepheshe (ama-curve okunyuka kwezinga lokushisa, amashadi okunciphisa, amamodeli e-3D CAD) ngaphandle kwe-NDA. Umenzi oqiniseka ngedatha yomkhiqizo wakhe uzoyabelana ngokukhululeka.
Izinhlelo Zokusebenza Ze-Barrier Terminal Block Ekusabalalisweni Kwamandla
Amabhulokhi e-barrier terminal acacisiwe ezinhlelweni zokusatshalaliswa kwamandla kuzo zonke izinhlobo eziningi zezimboni ngoba ukwakheka kwawo kokuhlukaniswa kuhambisana ngokukhethekile nezintambo ezinokwethenjelwa okuphezulu. Nazi izigaba ezine ezivame kakhulu zohlelo lokusebenza engihlangana nazo:
Izikhungo Zokulawula Izimoto Zezimboni (ama-MCC)
Kuzinhlelo zokusebenza ze-MCC, amabhlogo e-barrier terminal axhumanisa ama-AC mains angenayo (ngokuvamile angu-400 V kuya ku-690 V) kuma-motor starter, ama-variable frequency drive (ama-VFD), kanye namabhasi okusabalalisa. Ngenxa yokuthi i-short circuit ku-MCC ingadlula ezifundeni eziningi ze-motor, ukuhlukaniswa kwe-barrier kuvimbela ukwehluleka kwe-terminal eyodwa ekubulaleni ama-feeder aseduze. Sihlinzeka ngama-barrier blocks alinganiswe ku-100 A kuya ku-250 A anezikulufo ze-M6 noma ze-M8 kulezi zinhlelo zokusebenza.
Amandla Avuselelekayo — Ilanga Nomoya
Amabhokisi okuhlanganisa amandla elanga kanye namaphaneli okulawula i-wind turbine adinga amabhlogo okugcina izithiyo angamelana nokujikeleza kwezinga lokushisa langaphandle kusukela ku--25 °C kuya ku-+70 °C ngenkathi egcina ubuqotho be-dielectric. Ngephrojekthi yepulazi lelanga eChile, sinikeze izithiyo ezisekelwe ku-PBT ikakhulukazi ngenxa yokumuncwa komswakama okuphansi kwe-PBT uma kuqhathaniswa ne-PA66 — umswakama wasogwini ohlanganiswe nesifutho sikasawoti kwenza ukumelana nomswakama kwaba yinto ebalulekile. Eminyakeni emithathu yokusebenza, asizange sibikwe ukuthi sihlulekile yini ukuvikela.
Ukusatshalaliswa Kwamandla Okwakha kanye ne-HVAC
Amakamelo kagesi ezakhiwo zezentengiselwano asebenzisa amabhlogo okuvimba ama-terminal okufaka izibani, ukuxhumeka kwemishini ye-HVAC, kanye nokusatshalaliswa kwamandla okuphuthumayo. Ukufakwa kwesitimela se-DIN kubaluleke kakhulu lapha ngoba ochwepheshe bezogesi bangalungisa kabusha ngokushesha ukwakheka kwamaphaneli ngesikhathi sokwakha kabusha ngaphandle kokubhoboza imigodi emisha yokufakwa.
Ingqalasizinda Yesitimela Nezokuthutha
Izinhlelo zamandla okubonisa izimpawu zesitimela kanye nokudonsa zidinga amabhlogo e-barrier terminal anokumelana nokudlidliza okuqinisekisiwe (IEC 61373 Isigaba 1, Isigaba B) kanye namabanga amade okuhamba ngezinyawo kumasekethe okudonsa angu-1500 V DC. Ngenxa yokuthi amafasitela okulungisa izitimela alinganiswa ngamahora, hhayi ngezinsuku, ukufakwa kwesitimela se-DIN esijwayelekile kanye nezinombolo zesiteshi esizinikezayo eziphawulwe ngokucacile kusiza amaqembu okulungisa ukuthi abone futhi ashintshe ukuxhumana okunephutha ngokushesha.
| Isicelo | I-voltage | Ububanzi Bamanje | Usayizi Womqhubi | Izindlu Ezinconyiwe |
|---|---|---|---|---|
| Izikhungo Zokulawula Izimoto | 400–690 V AC | 100–250 A | 16–95 mm² (AWG 6–3/0) | I-PA66+GF30 |
| Ibhokisi Lokuhlanganisa Ilanga | 1000–1500 V DC | 30–100 A | 4–35 mm² (AWG 12–2) | I-PBT+GF30 |
| Iphaneli ye-HVAC | 208–480 V AC | 20–60 A | 2.5–16 mm² (AWG 14–6) | I-PA66+GF30 |
| Izimpawu Zesitimela | 48–1500 V DC | 10–40 A | 1.5–10 mm² (AWG 16–8) | I-PBT+GF30 |
| Ukusatshalaliswa Kokukhanya | 277–480 V AC | 15–30 A | 1.5–6 mm² (AWG 16–10) | I-PA66+GF30 |
Izidingo Zesitifiketi yi-Target Market
Izimakethe ezahlukene zesifunda zibeka izidingo ezahlukene zesitifiketi kubakhiqizi bezivikelo ze-barrier terminal block. Uma uthumela kwamanye amazwe eNyakatho Melika, i-UL 1059 ayinakuxoxiswana ngayo. Ezimakethe zaseYurophu, ukumakwa kwe-CE kanye nokuhambisana ne-IEC 60947-7-1 kuyisisekelo. Nasi isixazululo esisebenzayo:
- INyakatho Melika (i-USA / iCanada): Ukuqashelwa kwe-UL 1059 (okuphoqelekile kumaphaneli afakwe kuhlu lwe-UL), i-CSA C22.2 No. 158. Amabhulokhi ezithiyo anesilinganiso esingu-300 V noma u-600 V ajwayelekile. Ngincoma ukuqinisekisa inombolo yefayela le-UL (ingaseshwa ku- Isitolo se-UL Standards) ngaphambi kokuzibophezela kumkhiqizi.
- I-European Union (CE + IEC): Ukuhambisana ne-IEC 60947-7-1, ukumakwa kwe-CE, ukuhambisana ne-RoHS kanye ne-REACH. Ezindaweni ze-ATEX (izindawo eziqhumayo), kudingeka isitifiketi esengeziwe se-EN 60079-0 / EN 60079-7 (Ex eb).
- IShayina (CCC): Isitifiketi Esiphoqelekile saseShayina (i-CCC) samabhulokhi asezikhumulweni asetshenziswa emishinini ethile yokusabalalisa amandla. Amabhulokhi angewona aqinisekisiwe yi-CCC angasetshenziswa emikhiqizweni eqondiswe ekuthunyelweni kwamanye amazwe.
- Okuvamile Komhlaba Wonke: Ukuhambisana ne-RoHS cishe kuyindawo yonke. Ngihlala ngiqinisekisa ukuthi isilinganiso se-UL 94 V-0 somkhiqizi sihambisana nobukhulu bendlu esetshenziswa kumkhiqizo wakhe, hhayi isigaba esincane kakhulu.
Kungani Ukhethe i-J-GUANG Njengomkhiqizi Wakho We-Barrier Terminal Block
Kwa-Ningbo J-GUANG Electronics, besilokhu sikhiqiza amabhlogo we-terminal kanye nezixhumi zikagesi kusukela ngo-2010, sakha uhlelo lokukhiqiza olukhonza ama-OEM, abakhi bamaphaneli, kanye nabasabalalisi bakagesi emhlabeni jikelele. Umugqa wethu we-barrier terminal block uhlanganisa ubuchwepheshe bokuxhumanisa uhlobo lwesikulufo kanye nokuxhumanisa nge-push-in, konke kwenzelwe ukufakwa kwesitimela okujwayelekile kwe-TS 35 DIN.
Okusenza sihluke njengabakhiqizi be-barrier terminal block ukutshalwa kwezimali kwethu engqalasizinda esezingeni eliphezulu. Iqembu ngalinye lokukhiqiza lidlula: (1) ukuhlolwa kwamandla e-dielectric ku-2500 V AC imizuzwana engama-60, (2) ukulinganiswa kokuphakama kwezinga lokushisa ku-100% current rated amahora ayi-8, (3) ukuhlolwa kwamandla okudonsa ngokwe-IEC 60947-7-1 Annex A, kanye (4) ukuhlolwa kobukhulu bodonga oluvimbelwe kuya ekubekezeleleni okungu-±0.05 mm. Mina mathupha ngibuyekeza ideshibhodi yekhwalithi njalo ngoMsombuluko ekuseni - uma iqembu lihluleka noma yikuphi kwalokhu kuhlolwa, liyavalelwa ngaphandle ngaphambi kokufika emgqeni wokupakisha.
Okwethu Uchungechunge lwebhulokhi yesitimela se-PCT-211 DIN esicindezelwayo ibonisa indlela yethu yokuklama: ihlanganisa isivinini sokuxhumanisa sobuchwepheshe besimanje bokuxhumana nezithiyo zokuzihlukanisa ezifanelekela amasekethe okusabalalisa angu-600 V. Ukuze uthole uhla lwethu oluphelele lwamabhulokhi esiphetho sezithiyo nezinye izingxenye zokusabalalisa amandla, vakashela i- ikhathalogi yomkhiqizo.
imibuzo ejwayelekile ukubuzwa
Iyini i-barrier terminal block futhi ikunikeza kanjani ukuhlukaniswa kwamandla aphezulu?
Ibhulokhi yesithiyo iyisixhumi sikagesi esifakwe ugesi esisebenzisa izindonga zepulasitiki noma ze-ceramic — ezibizwa ngokuthi izithiyo — phakathi kwendawo ngayinye yesithiyo ukuvimbela ukugoba, amasekethe amafushane, kanye nokuxhumana komqhubi ngengozi. Lo mklamo ohlukanisiwe wenza ama-block terminal esithintelo afanele ukusetshenziswa kokusabalalisa amandla aphezulu lapho ukugqashuka phakathi kwamasekethe aseduze kungabangela umonakalo wemishini noma ukulimala kwabasebenzi. Izindonga zesithintelo zandisa ibanga lokuhamba ngokuhambisana nezindinganiso ze-UL 1059 kanye ne-IEC 60947-7-1, okuvumela ukusebenza okuthembekile kuma-voltage alinganiselwe afinyelela ku-600 V (UL) noma ku-1000 V (IEC).
Ingabe amabhlogo okugcina izithiyo angafakwa kuma-DIN rails?
Yebo, amabhlogo amaningi esikhumulo sezivimbelo zesimanje aklanyelwe ukufakwa ngqo kwesitimela se-DIN kuma-rails ajwayelekile e-TS 35 (35 mm) ngokwe-DIN EN 60715. Ukufakwa kwesitimela se-DIN kuvumela ukufakwa kwe-modular, kunciphisa isikhathi sokuhlanganiswa kwekhabhinethi, futhi kwenza kube lula ukugcinwa nokulungiswa kwesikhathi esizayo. Amanye amabhlogo ezivimbelo asebenzisa isisekelo esihlanganisiwe se-snap-on, kanti amanye adinga isisekelo se-adaptha. Kwa-J-GUANG, sakha amabhlogo ethu esikhumulo sezivimbelo ahambisana nesitimela se-DIN anezindlela ze-snap-on ezingenamathuluzi ezivala ngokuphephile kusitimela futhi zikhululeke nge-activation elula ye-screwdriver.
Yiziphi izitifiketi okufanele umenzi we-barrier terminal block othembekile abe nazo?
Umkhiqizi we-barrier terminal block othembekile kufanele aqaphele i-UL 1059 (indinganiso yama-terminal block eNyakatho Melika), ukuhambisana ne-IEC 60947-7-1 (indinganiso yamazwe ngamazwe yama-terminal block), ukumakwa kwe-CE kokufinyelela emakethe yaseYurophu, kanye nokuhambisana ne-RoHS kokuphepha kwemvelo. Izitifiketi ezengeziwe ezifana ne-CSA, TUV, noma i-ATEX zingadingeka kuye ngohlelo lokusebenza oluqondiwe kanye nomkhakha. Lezi zitifiketi ziqinisekisa ukuthi imikhiqizo yomkhiqizi iphumelele ukuhlolwa okuzimele kwenkampani yangaphandle kokuphepha kukagesi, ukuqina komshini, kanye nokusebenza kokushisa ngaphansi kwezimo zokuhlola ezichaziwe.
Ngingakhetha kanjani phakathi kwamabhulokhi e-terminal barrier terminal e-screw-type kanye ne-push-in barrier blocks?
Ukukhetha phakathi kwamabhulokhi esivikelo sohlobo lwesikulufu kanye nesivikelo sokucindezela kuncike ezingeni lokudlidliza kwesicelo sakho, imvamisa yokulungisa, kanye nezidingo zokusebenzisa izintambo. Amabhulokhi esivikelo sohlobo lwesikulufu anikeza amandla aphezulu okubopha futhi akhethwa ezindaweni ezidlidliza kakhulu kanye nosayizi abakhulu be-conductor (ngaphezu kuka-10 AWG / 6 mm²). Amabhulokhi esivikelo sokucindezela, ngokuphambene, anciphisa isikhathi sezintambo ngokufinyelela ku-60% ngoba awadingi ukuqinisa isikulufu futhi amukela izintambo eziqinile noma eziqediwe nge-ferrule ngokunyakaza okulula kokufaka. Ngezinhlelo zokusebenza zokusatshalaliswa kwamandla ezinobukhulu be-conductor obuxubile, i-J-GUANG itusa amabhulokhi esivikelo sohlobo lwesikulufu sokuphakelwa kwamandla okuyinhloko kanye namabhulokhi okucindezela amasekethe amagatsha lapho isikhala nesivinini kubalulekile khona.
Uyini umehluko phakathi kwebhulokhi yesiphelo sesithiyo kanye nebhulokhi yesiphelo sendlela yokuphakela?
Umehluko omkhulu ukuthi ibhlogo lesiphetho lesithintelo lifaka izindonga zokuvikela eziphakanyisiwe phakathi kwesikhundla ngasinye sesiphetho ekuxhumekeni okuhlukene ngokomzimba okuseduze, kanti ibhloko lesiphetho esidlulayo ngokuvamile linezimbobo zesiphetho ezigobile noma ezivalekile ngaphandle kokuhlukanisa izithiyo. Amabhlogo esithintelo ahlinzeka ngokuvikelwa okuphezulu ngokumelene nokugoba kanye namasekethe amafushane, okwenza kube ukukhetha okuthandwayo kokusatshalaliswa kwamandla aphezulu angaphezu kuka-250 V. Amabhlogo esithintelo asincane futhi angabizi kakhulu kumasekethe okulawula kanye nesignali aphansi. Ekuklanyweni kwamaphaneli, sivame ukusebenzisa amabhlogo esithintelo kumasekethe amakhulu e-AC kanye namasekethe e-motor ngenkathi sisebenzisa amabhlogo esithintelo esidlulayo kumasekethe e-PLC kanye nokuxhumeka kwenzwa.
Yimaphi amasayizi omqhubi angafakwa amabhlogo esiphelo sesithiyo?
Amabhulokhi esiphetho sesithiyo amukela ububanzi obukhulu bosayizi besikhondisi kuye ngochungechunge. Amabanga ajwayelekile aqala ku-0.2 mm² (AWG 24) wokuxhumanisa okulawulayo kufika ku-300 mm² (600 kcmil) wokusabalalisa amandla asindayo. Amabhulokhi esiphetho sesithiyo avame kakhulu ukuphatha kusuka ku-2.5 mm² kuya ku-16 mm² (AWG 14 kuya ku-AWG 6). Imodeli ngayinye yesiphetho sesithiyo ichaza isigaba sesikhondisi esincane nesiphezulu kanye ne-torque yokuqinisa enconywayo yama-terminal esikulufu. Ukudlula ububanzi bentambo obulinganisiwe kunciphisa ukumelana kokuthintana kanye nokuthembeka kwesikhathi eside.
Ngingaqinisekisa kanjani ikhwalithi yomkhiqizi we-barrier terminal block?
Ukuze uqinisekise ikhwalithi yomkhiqizi we-barrier terminal block, cela imibiko yokuhlolwa yomuntu wesithathu yamandla e-dielectric (ngokuvamile angu-2500 V AC umzuzu owodwa nge-UL 1059), ukukhuphuka kwezinga lokushisa ku-current elinganisiwe, kanye nokukhuthazela komshini (inani lemijikelezo yokufaka/yokukhipha). Cela izitifiketi zezinto zokwakha — Izinto zokwakha ze-UL 94 V-0 ezilinganiswe nge-PA66 noma i-PBT zibonisa ukubambezeleka komlilo okuphezulu. Vakashela ifektri noma ucele ukuvakasha kwevidiyo ukuze uhlole ukunemba kokubumba kanye nekhwalithi yokuhlanganisa. Hlola amasampula ukuze uthole ukujiya kodonga oluvimbekile okufanayo, izindawo ze-terminal ezingenayo i-burr, kanye nokuxhumana okuqhubekayo kwentambo yesikulufu. Umkhiqizi othembekile kufanele ahlinzeke konke lokhu ngaphandle kokungabaza.
Udinga umenzi we-barrier terminal block ongamethemba?
Xhumana no-Yvonne kwa-J-GUANG ukuthola amashidi edatha obuchwepheshe, amasampula wamahhala, kanye nesilinganiso sephrojekthi yakho elandelayo yokusabalalisa amandla.
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