Iyini Ikhebula Eliphephile Ngokwemvelo?
- Isingeniso: Iyini Ikhebula Eliphephile Ngokwemvelo?
I-Anikhebula eliphephile ngaphakathi (i-IS)iyikhebula elenzelwe ukusebenza ezindaweni eziyingozi (eziqhumayo) ngaphandle kwengozi yokushisa.
Incazelo Esemthethweni (IEC 60079-11):Isekethe ephephile ngokwemvelo ingenye"lapho noma yimuphi umphumela wenhlansi noma wokushisa ungenakukwazi ukubangela ukusha kwengxube yezinto ezivuthayo noma ezivuthayo emoyeni ngaphansi kwezimo zokuhlolwa ezinqunyiwe."
Ngamagama Alula:Ikhebula le-IS, uma lixhunywe esivimbelweni esifanele esinciphisa amandla, lithwala amandla kagesi amancane kangangokuthi ngisho ne-short circuit noma intambo ephukile ayikwazi ukukhiqiza inhlansi eshisayo ngokwanele ukukhanyisa amagesi avuthayo azungezile, umusi, noma uthuli.
Umehluko Obalulekile:
| Indlela Yokuvikela | Indlela Esebenza Ngayo | Indima Yekhebula |
| Ukuvimbela Ukuqhuma (Okungajwayelekile) | Isivalo esinzimaiquketheukuqhuma | Ikhebula lingena ngendlala engashisi ilangabi; ikhebula ngokwalo lingase libe elijwayelekile |
| Ukuphepha Kwangaphakathi (Ex-i / IS) | Ukulinganiselwa kwamandlakuvimbelaukuqhuma | Ikhebula kumele libe namapharamitha kagesi alawulwayo (i-Cc/Lc ephansi) |
(I-1965)Umdwebo wesistimu ephephile ngaphakathi）
Ku-Dingzun Cable,Izintambo zethu eziphephile ngokwemvelo zakhiwe ngokwezidingo ze-IEC 60079-11, eziqukethe ukwakhiwa okune-capacitance ephansi/okungenayo i-inductance ephansi kanye ne-sheathing ekhanyayo eluhlaza okwesibhakabhaka ephoqelekile ukuze kulandelwe imithetho yendawo eyingozi.
- Isebenza Kanjani Ikhebula Eliphephile Ngokwemvelo?
Ikhebula eliphephile ngokwalo alisebenzi lodwa. Liyingxenye yesitifiketi esiqinisekisiweUhlelo lwe-ISiqukethe izingxenye ezintathu:
Ithebula 1: Izingxenye Ezintathu Zesistimu ye-IS
| Ingxenye | Indawo | Umsebenzi | Isibonelo |
| 1. Isithiyo se-IS(I-Zener noma i-Galvanic Isolator) | Indawo Ephephile (Igumbi Lokulawula) | Ikhawulela i-voltage, i-current, kanye namandla aphelele emazingeni aphephile (ngokuvamile) | Isithiyo esingu-28V, 93mA, 1.2W |
| 2. Ikhebula le-IS | Indawo Eyingozi (Indawo 0/1/2) | Idlulisela amandla alinganiselwe ngenkathiukungagcini amandla engeziwelokho kungakhululwa njengenhlansi | Ikhebula eliluhlaza okwesibhakabhaka elinesivikelo esiluhlaza okwesibhakabhaka, elinomthamo ophansi |
| 3. Ithuluzi le-IS | Indawo Eyingozi | Yakhelwe ukusebenza ngaphakathi kwemvilophu yamandla alinganiselwe | Umthumeli wokucindezela, isitholi segesi, i-thermocouple |
Isimiso Sokukhawulelwa Kwamandla:
- Izidingo Eziyinhloko Zamakhebula Aphephile Ngaphakathi
Akuwona wonke amakhebula angasetshenziswa ohlelweni lwe-IS. I-IEC 60079-14 kanye ne-NFPA 70 zichaza izidingo eziphoqelekile.
Ithebula 2: Izidingo Zekhebula Eliphephile Ngaphakathi
| Isidingo | Imininingwane | Isilinganiso Somthombo | Kungani Kubalulekile |
| Ukulinganiselwa Kwamandla | Ikhebula kumele lihlukaniswe nezifunda ezingezona eze-IS | I-IEC 60079-14 | Kuvimbela ukufuduka kwamandla okuyingozi |
| Umthamo (Cc) | Umthamo ophansi osabalalisiwe (≤150 nF/km ojwayelekile) | I-IEC 60079-14 | Amakhebula agcina amandla; ishaja egciniwe iphuma njengenhlansi uma ifushane |
| Ukunyakaza (Lc) | Ukukhishwa kwe-inductance okusatshalaliswe kancane (≤0.8 mH/km okuvamile) | I-IEC 60079-14 | Amasekethe angenisa umoya adala ama-voltage spikes lapho evulwa |
| Ukuvikela | Kuyadingeka ukuvimbela ukuhlanganiswa kwe-EMI | Isigaba 504.30 se-NFPA 70 | I-EMI ingadala amandla anamandla okushisa ekugijimeni kwekhebula elide |
| Ukuvikelwa Kwemishini | Isigqoko esiqinile (i-PUR, i-LSZH, noma okufanayo) | I-IEC 60092-502 | Isinda ezindaweni zezimboni ezinzima |
| Ukuhlonza | Isigqoko sangaphandle esiluhlaza okwesibhakabhaka (RAL 5015) | I-IEC 60079-14 (izinga lomhlaba wonke) | Ukuhlonza okubonakalayo ngokushesha; kuvimbela ukuxhumana ngengozi namandla angewona awe-IS |
| Umqhubi | Ithusi elihlanganisiwe (Isigaba 5/6) | IEEE 1580 | Ukuguquguquka nokumelana nokudlidliza |
Ku-Dingzun Cable,Izintambo zethu ze-IS ziyahlangabezana nazo zonke lezi zimfuneko: i-Cc/Lc ephansi, ukuvikela ukuluka kwethusi okufakwe ethini, ama-conductor ethusi afakwe ethini ahlanganisiwe, kanyeizigqoko zangaphandle ezikhanyayo ngokuyimpoqo (RAL 5015)ngokwe-IEC 60079-14.
- Ikhodi Yombala Oluhlaza Okwesibhakabhaka: Kungani Izintambo Ziluhlaza Okwesibhakabhaka
Emhlabeni jikelele, izintambo ezisetshenziselwa amasekethe aphephile ngokwemvelo kumele zihlonzwe yi-isigqoko sangaphandle esiluhlaza okwesibhakabhaka(RAL 5015) ngokwe-IEC 60079-14.
Kungani Ukubhala Ikhodi Yemibala Kubalulekile:
| Inkinga | Umphumela Wokunganaki Ikhodi Yombala |
| Ukuxhumeka ngengozi kwamandla angewona awe-IS | Uchwepheshe angaxhuma isekethe yamandla ye-120V AC nebhulokhi yesiphelo se-IS, anqobe isithiyo sokuphepha futhi adale ingozi yokuqhuma |
| Ukudideka kokugcinwa | Ngaphandle kokuhlonza okubonakalayo, ochwepheshe bezogesi bangase bacabange ukuthi isekethe iphephile uma ingekho |
| Ukungalandeli imithetho | Abahloli bazophawula amasekethe e-IS angewona aluhlaza okwesibhakabhaka njengokwephulwa komthetho, okungenzeka ukuthi kumiswe ukusebenza |
Izidingo Zokuthobela Umthetho:
| Isici | Isidingo |
| Ikhebula elingaphandle lesikhwama | Okuluhlaza okwesibhakabhaka okukhanyayo (RAL 5015) |
| Ukumaka ikhebula | Uphawu oluqinile lwe-"Ex-ia" noma "Ex-ib" |
| Amatheminali | Amatheminali noma imikhono eluhlaza okwesibhakabhaka |
| Izinhlelo zomsele | Umsele oluhlaza okwesibhakabhaka noma ilebula ethi "Intrinsically Safe" |
Isexwayiso:Uma i-cable sheath yakho imnyama, ingwevu, noma yimuphi umbala ngaphandle koluhlaza okwesibhakabhaka okukhanyayo, iwumbala oluhlaza okwesibhakabhaka.akuhambisani nemithethokumasekethe e-IS ngokwe-IEC 60079-14—kungakhathaliseki ukusebenza kwawo kagesi.
(I-1965)Ikhebula eliphephile ngaphakathi）
Ku-Dingzun Cable,izintambo zethu ze-IS zine-isigqoko sangaphandle se-LSZH esikhanyayo-luhlaza okwesibhakabhaka (RAL 5015)ngophawu lwe-Ex-ia/Ex-ib oluhlala isikhathi eside, okuqinisekisa ukulandelwa kwezindawo eziyingozi ngokushesha.
- Amapharamitha kagesi: I-Capacitance (Cc) kanye ne-Inductance (Lc)
Ikhebula ngokwalo ligcina amandla kagesi ngezindlela ezimbili. Lawa mandla agciniwe angakhishwa njengenhlansi ngesikhathi sephutha (i-short circuit noma i-open circuit). Ikhebula le-IS eliqinisekisiwe kumele libe nalookuphansi futhi okubhaliweAmanani e-Cc kanye ne-Lc.
Ithebula 3: Kungani i-CC ne-Lc Kubalulekile Ekuphepheni Kwangaphakathi
| Ipharamitha | Uphawu | Lokho Okumele | Ingozi | Isidingo se-IS |
| Umthamo | I-Cc (nF/km) | Ikhebula lisebenza njenge-capacitor, ligcina ishaja kagesi phakathi kwabaqhubi kanye naphakathi kwabaqhubi kanye nesihlangu | Uma incishisiwe, ishaja egciniwe iphuma njengenhlansi.Amandla aphezulu = inhlansi enkulu = ingozi ephezulu yokusha | Phansi(≤150 nF/km ejwayelekile) |
| Ukunyakaza | I-Lc (µH/m noma i-mH/km) | I-cable loop igcina amandla kazibuthe ensimini kazibuthe ezungeze abaqhubi | Uma ivuliwe, insimu yamagnetic ewayo ikhiqiza i-voltage spike engadala inhlansi | Iphansi futhi iyalawulwa(≤0.8 mH/km ejwayelekile) |
| Isilinganiso se-L/R | I-L/R (µH/Ω) | Isikhathi esingaguquki sesekethe; sihlobanisa amandla kazibuthe agciniwe nokumelana | Isetshenziselwa isitifiketi sekhebula lokumba (BS 6704) | Kumelwe kuhambisane nemininingwane yesithiyo |
Umqondo Wenhlangano:
Ukuze uhlelo lwe-IS luhlale luqinisekisiwe, zonke izingxenye ezintathu kumele zibe nemingcele kagesi ehambisanayo:
- Umphumela wokuvimbela:I-Voc (V), Isc (A),Lokho(umthamo omkhulu ovunyelwe),I(ubuningi obuvunyelwe ukungena)
- Iqiniso lekhebula: I-CC(umthamo wekhebula/km),I-Lc(ukungena kwekhebula/km)
- Ithuluzi lomculo lasensimini:I-Ci (i-capacitance yangaphakathi), i-Li (i-inductance yangaphakathi)
Ifomula Yokuqinisekisa:
- Ukuhlolwa Komthamo:(Cc × Ubude) + Ci ≤ Ca
- Ukuhlolwa Kokungenela:(Ubude be-Lc ×) + u-Li ≤ u-La
Umphumela Obalulekile:Uma umenzi wekhebula enganikeziAmanani e-Cc kanye ne-Lc, ikhebula alikwazi ukusetshenziswa ohlelweni lwe-IS oluqinisekisiwe. Yingakho ukusebenzisa "noma iyiphi ikhebula elivikelwe" endaweni eyingozi kuyingozi futhi kungathobeli imithetho.
Ku-Dingzun Cable,sihlinzekaamapharamitha e-Lc (µH/m) kanye ne-Cc (nF/km) aqinisekisiwengokuthunyelwa ngakunye kwekhebula le-IS—okukuvumela ukuthi wenze izibalo ezinembile zebhizinisi futhi ugcine ukuhambisana nezindawo eziyingozi.
- I-Ex-ia vs. I-Ex-ib vs. I-Ex-ic: Amazinga Okuvikela e-IS
Amasekethe e-IS ahlukaniswa ngokubekezelela kwawo amaphutha kanye nendawo evumelekile yezindawo eziyingozi.
Ithebula 4: Amazinga Okuvikela e-IS (IEC 60079-11)
| Isilinganiso | Ukubekezelela Amaphutha | Indawo Esebenzayo (IEC) | Isicelo Esijwayelekile | Isidingo Sekhebula |
| Kusuka manje | Amaphutha amabili azimele | Indawo 0(Ingozi eqhubekayo yokuqhuma) | Abahloli be-methane, abahlaziyi be-oxygen | Imikhawulo ye-Cc/Lc eqinile kakhulu |
| Owayengu-one | Iphutha elilodwa | Indawo 1(Ingozi engaba khona eqhumayo) | Izithumeli zokucindezela, izinzwa zokushisa | Imikhawulo ephakathi ye-Cc/Lc |
| I-Ex-ic | Azikho izinkinga (ukusebenza okuvamile kuphela) | Indawo 2(Akunakwenzeka, isikhathi esifushane) | Amasekethe angavuseleli | Ikhebula le-IS elijwayelekile lingamukeleka |
Umthelela Ekukhethweni Kwekhebula:
- Kusuka manjeifuna amanani aphansi kakhulu e-Cc kanye ne-Lc ukuqinisekisa ukuphepha ngaphansi kwezimo zamaphutha amabili
- Owayengu-oneinezidingo eziqinile kodwa isadinga ikhebula le-IS eliqinisekisiwe
- I-Ex-icinezidingo ezikhululekile kakhulu kodwa ikhebula elilinganiselwe yi-IS lisanconywa
Ku-Dingzun Cable,sakha izintambo ze-IS ezilinganiselweKusuka manjefuthiOwayengu-one, kanye namapharamitha e-Cc/Lc abhalwe phansi ukuze kuqinisekiswe ibhizinisi.
- Izidingo Zokuvikela Amakhebula Aphephile Ngaphakathi
NgokweIsigaba 504.30 se-NFPA 70, ukuvikela kuyadingeka kumasekethe aphephile ngokwemvelo ukuvimbela ukuhlanganiswa kwe-EMI.
Kungani Ukuvikela Kuyimpoqo:
| Umthombo we-EMI | Amandla Ensimu | Ingozi Engaba Khona |
| I-Variable Frequency Drive (VFD) | 10-50 V/m | Kungadala i-voltage kukhebula elingavikelwe, kudale amandla anamandla okushisa |
| Umsakazi womsakazo (i-walkie-talkie) | 5-30 V/m | Amandla avame kakhulu ahlanganiswe nekhebula |
| Imishini yokushisela | 50-100+ V/m | Ukuqhuma okukhulu kwe-EMI |
| Ukuqala kwenjini enkulu | 20-60 V/m | Amasimu kagesi esikhashana |
Izinketho Zokuvikela Amakhebula e-IS:
| Uhlobo Lwesihlangu | Ukumbozwa | Isicelo Esingcono Kakhulu | Ukufaneleka kwe-IS |
| Isihlangu se-Foil | 100% | Ukufakwa okulungisiwe, i-EMI evame kakhulu | Kuyamukeleka ekusebenzeni kwe-IS okufushane, okungaguquki |
| Isihlangu Sokubopha | 70-95% | Izinhlelo zokusebenza eziguquguqukayo/eziguquguqukayo, i-EMI ephansi | Kunconyelwe ukumba, amarobhothi |
| Inhlanganisela (i-Foil + i-Braid) | 100% + ukuluka | Izimboni ezinzima, i-EMI ephezulu | Kuhle kakhulu ezindaweni zokucwenga, izitshalo zamakhemikhali |
Umthetho Wokusekela Okubalulekile:Isihlangu kumele sibekwe phansiiphuzu elilodwa kuphela(ngokuvamile endaweni ephephile esivimbelweni) ukuvimbela izihibe zomhlabathi ezingaletha amandla ayingozi.
Ku-Dingzun Cable,isici sethu sezintambo ze-ISisivikelo se-braid yethusi esifakwe ethini (ukumbozwa okungu-≥85%)njengokujwayelekile, ngezinketho ezihlanganisiwe (i-foil + braid) zezindawo ezine-EMI ephezulu.
- Izidingo Zokwakhiwa Kwekhebula Eliphephile Ngaphakathi
Ithebula 5: Imininingwane Yokwakhiwa Kwekhebula le-IS
| Ingxenye | Isidingo se-IS | Kungani |
| Umqhubi | Ithusi elihlanganisiwe(Isigaba 5/6, imicu engu-7-19) | Ukuguquguquka kokufakwa; ukumelana nokudlidliza |
| Izinto Zomqhubi | Ithusi elifakwe ethini(kunconyiwe) | Ukumelana nokugqwala ezindaweni ezinolaka |
| Isilinganiso Somqhubi | 18-24 AWG (ejwayelekile) | Ibhalansisa ukumelana nokuguquguquka |
| Ukuvikela | I-PE (i-Polyethylene)nomaI-XLPE | I-dielectric constant ephansi (ε)ᵣ=2.3) = umthamo ophansi = ibanga elide eliphephile |
| Ukuhlonza Okubili | Okuluhlaza okwesibhakabhaka/Okumnyama (okujwayelekile) noma okunezinombolo | Ivimbela amaphutha ezintambo |
| Ukuvikela | Indwangu yethusi eboshwe ngethini iyonke(≥85% ukumbozwa) | Ukungeniswa kwe-EMI yamabhulokhi |
| Ucingo Lokukhipha Amanzi | Kufakiwe(ithusi elifakwe ethini) | Kwenza kube lula ukusekela ngephuzu elilodwa |
| Ijazi Langaphakathi | I-LSZH noma i-PVC | Ingeza ukuvikelwa kwemishini |
| Umgoqo Wangaphandle | Okuluhlaza okwesibhakabhaka okukhanyayo (RAL 5015), LSZH noma i-PUR | Ukuhlonza okubonakalayo okuphoqelekile ngokwe-IEC 60079-14 |
| Ibanga Lokushisa | -40°C kuya ku-+90°C (okujwayelekile); -65°C kuya ku-+200°C (i-FEP ephezulu) | Iyasinda ezimweni ezimbi kakhulu zezitshalo |
| Isilinganiso Samalangabi | I-IEC 60332-1-2 (okungenani); I-IEC 60332-3-24 (iprimiyamu) | Ukuphepha emlilweni |
Ku-Dingzun Cable,Amakhebula ethu e-IS akhiqizwa ngeUkufakwa kwe-PE noma i-XLPE(i-Cc ephansi),isivikelo se-braid yethusi esifakwe ethini(≥85% ukumbozwa), kanyeisigqoko sangaphandle se-LSZH esikhanyayo-luhlaza okwesibhakabhaka (RAL 5015)—ihambisana ngokugcwele ne-IEC 60079-11 kanye ne-IEC 60079-14.
- Izicelo Zekhebula Eziphephile Ngokwemvelo Ngomkhakha
Izintambo ze-IS ziyimpoqo kuzo zonke izifunda ezinamandla aphansi ezingena ezindaweni eziyingozi.
Ithebula 6: Izicelo zekhebula ze-IS ngokwezimboni
| Imboni | Indawo Eyingozi | Izinhlelo zokusebenza ze-IS ezijwayelekile | Isilinganiso se-IS esidingekayo |
| Uwoyela negesi | Indawo 1/2 (izindawo zokulahla amanzi, amapulatifomu, izindawo zokucwenga) | Ama-pressure transmitters, ama-flow meter, ama-gas detector, ama-RTD, ama-level switch | Owayengu-onenomaKusuka manje |
| Ukucubungula Amakhemikhali | Indawo 1 (ama-reactor, amathangi okugcina izinto) | Izinzwa ze-pH, ama-probe okushisa, ama-valve e-solenoid | Owayengu-one |
| Imithi | Indawo 1 (ukuphathwa kwe-solvent, isitoreji se-ethanol) | Izinsimbi zokulawula inqwaba, izinzwa zegumbi lokuhlanza | Owayengu-one |
| Ukumba (Amalahle) | Indawo 0/1 (ngaphansi komhlaba) | Izitholi ze-methane, izibani ze-cap, izinzwa zokusondela, izinhlelo zokuxhumana | Kusuka manje(Indawo 0) |
| Amanzi angcolile | Indawo 1 (izakhiwo zokugaya) | Abaqaphi be-Methane, abahlaziyi be-oxygen, izinzwa zamazinga | Owayengu-one |
| Amadokodo Okupenda/Okufafaza | Indawo 1 | Izinzwa zekhwalithi yomoya, iziqaphi zokushisa, izilawuli zokukhipha umoya | Owayengu-one |
| Ukuphathwa Kwezinhlamvu | Indawo 20/21 (izingozi zothuli) | Izinzwa zezinga lebhini, ukuqapha izinga lokushisa, izilawuli zokuhambisa | Owayengu-one |
- Izidingo Zokufakwa Kwezintambo ze-IS (IEC 60079-14)
Ngisho nekhebula le-IS elihle kakhulu lizohluleka uma lifakwe ngendlela engafanele.
Ithebula 7: Izidingo Zokufakwa Kwekhebula le-IS
| Umthetho | Isidingo | Kungani |
| Ukuhlukana | Amasekethe e-IS kumele abeukuhlukaniswa ngokomzimbakusuka kumasekethe angewona awe-IS | Kuvimbela ukukhukhuleka kwamandla okuyingozi |
| Ibanga Lokuhlukaniswa | ≥50mm (amayintshi amabili)kusuka ezintanjeni ezingezona eze-IS (noma ngesihlukanisi sensimbi esisekelwe phansi) | Kuvimbela ukuhlanganiswa kwamandla ayingozi okufaka isandla/okunika amandla |
| Ukuhlonza Itheminali | Sebenzisaamatheminali aluhlaza okwesibhakabhaka okukhanyayonoma ukugoqa | Ukuhlolwa kokuphepha okubonakalayo kwabasebenzi bokulungisa |
| Izinhlelo Zokuhambisa Imisele | Uma kwabelana nge-conduit ne-non-IS, i-conduit kumele ibeokuluhlaza okwesibhakabhaka okukhanyayonoma okulebula | Ivimbela ukuxubana ngengozi ngesikhathi sokudonsa |
| Azikho iziphazamiso | Gwema ukuxhumanisa; sebenzisa ikhebula eliqhubekayo | Ama-splice adala amapharamitha kagesi angaziwa (i-Ci/Li engaziwa) |
| Ukumisa phansi | Isihlangu sibekwe phansi e-iphuzu elilodwa kuphela(indawo ephephile) | Ivimbela izihibe zomhlabathi ezingaletha amandla ayingozi |
| Imibhalo | Gcina amadokhumenti esistimu ye-IS (amapharamitha ezithiyo, ikhebula i-Cc/Lc, ithuluzi i-Ci/Li) | Kuyadingeka ukuze kulandelwe imithethonqubo |
- Izinganekwane Ezivamile Mayelana Nezintambo Eziphephile Zangaphakathi
| Inganekwane | Iqiniso |
| "Noma iyiphi ikhebula elivikelwe lilinganiselwe yi-IS." | Amanga. Izintambo ze-IS zidinga amapharamitha e-Cc/Lc alawulwayo, i-blue sheathing, kanye namapharamitha enhlangano abhalwe phansi. Izintambo ezivikelwe ezijwayelekile azinawo amanani e-Cc/Lc aqinisekisiwe. |
| "Lo mgoqo wenza wonke umsebenzi wokuphepha—ikhebula alinandaba." | Amanga. Ikhebula ligcina amandla (umthamo/ukungena). Ikhebula elinamandla aphezulu linganqoba isilinganiso sokuphepha sesithintelo ngokudlula i-Ca. |
| "Ikhebula eliluhlaza okwesibhakabhaka limane nje liyindlela yokumaketha." | Amanga. Okuluhlaza okwesibhakabhaka (RAL 5015) kuyintookugunyazwe yi-IEC 60079-14ukuze kuhlonzwe isekethe ye-IS. Ikhebula elingaluhlaza okwesibhakabhaka alihambisani nemithetho. |
| "Ngingaxhuma ikhebula le-IS ngezixhumi ezijwayelekile." | Amanga. Ama-splice adala amapharamitha kagesi angaziwa (i-Ci, i-Li) aqeda ukubalwa kwenhlangano. Sebenzisa amabhokisi e-IS junction aqinisekisiwe. |
| "Ikhebula le-IS lingaphezu kwamandla e-Zone 2." | Izidingo ze-IS ziyahlukahluka ngendawo, kodwa ikhebula elilinganiselwe yi-IS lisanconywa ukuze kube nokuvumelana nokuhambisana. I-Ex-ic iyatholakala ku-Zone 2. |
| "Zonke izintambo eziluhlaza okwesibhakabhaka ziyafana." | Amanga. Okuluhlaza okwesibhakabhaka kuyintoikhodi yombala yokuphepha, akuyona inkomba yokusebenza. Qinisekisa isitifiketi se-IS, amanani e-Cc/Lc, kanye nokulandeleka komkhiqizi. |
(Ukufakwa kwekhebula le-Dingzun Cable Intrinsically Safe)
Mayelana ne-Dingzun Cable: Umlingani Wakho Wobunjiniyela Bezintambo Eziphephile Ngokwemvelo
NgeIminyaka engu-20+ yesipiliyoni sokukhiqiza okukhethekile,Ikhebula le-Dingzunungumlingani othembekile wamaphrojekthi omhlaba wonke wamandla, amakhemikhali, ezezimayini, kanye nemithi adinga isitifiketiIzintambo Eziphephile Ngaphakathi (IS)kwemishini yezindawo eziyingozi. Sihlanganisa ulwazi olujulile lwezindawo eziyingozi kanyeukwenza ngokwezifiso okukhuluukuletha izintambo ezihlangabezana nezimfuneko zakho ze-IS kanye namapharamitha enhlangano.
Amandla Ethu Ekhebula Eliphephile Ngokwemvelo:
| Ukwazi | Ukucaciswa kwe-Dingzun |
| Ukuthobela imithetho | I-IEC 60079-11, IEC 60079-14, NFPA 70, IEEE 1580 |
| Amazinga Okuvikela | Kusuka manje(Indawo 0),Owayengu-one(Indawo 1) |
| Umbala Wesigxobo | Okuluhlaza okwesibhakabhaka okukhanyayo (RAL 5015)— okuphoqelekile ngokwe-IEC 60079-14 |
| Izinto Zomgodla | I-LSZH (ukuphepha emlilweni, intuthu ephansi), i-PUR (ukumelana nowoyela/ukuguguleka), i-PVC (ejwayelekile) |
| Ukuvikela | I-PE noma i-XLPE— i-dielectric constant ephansi = amandla aphansi (≤150 nF/km) |
| Ukuvikela | Indwangu yethusi eboshwe ngethini iyonke(≥85% ukumbozwa) + ucingo lokukhipha amanzi |
| Umqhubi | Ithusi elifakwe emathinini elihlanganisiwe (Isigaba 5/6, 18-24 AWG) |
| Amapharamitha kagesi | I-Lc eqinisekisiwe (µH/m) kanye ne-Cc (nF/km)okuhlinzekwe ekubalweni kwezinhlangano |
| Ibanga Lokushisa | -40°C kuya ku-+90°C (okujwayelekile); -65°C kuya ku-+200°C (i-FEP ephezulu) |
| Isilinganiso Samalangabi | I-IEC 60332-1-2 (ejwayelekile); IEC 60332-3-24 (izinketho ze-LSZH) |
| Izitifiketi | ISO 9001:2015, CE, RoHS, REACH (UL iyatholakala uma iceliwe) |
| Ukuhlolwa | Ukuhlolwa kukagesi okungu-100%ku-reel ngayinye (ukumelana nomqhubi, ukumelana nokushisa, i-voltage ephezulu) |
(Ukuhlolwa kwepharamitha ye-IS cable entity ku-Dingzun Cable)
Kungani Ikhebula le-Dingzun Ukufakwa Kwendawo Yakho Eyingozi:
- Ukwenza ngokwezifiso okukhulu— Inani labaqondisi (1 kuya ku-100+), igeyiji, ukugoba, ubuningi bokuvikela, izinto zomgodla—konke kulungiselelwe uhlelo lwakho lokusebenza lwe-IS
- Yenzelwe ukuphepha— Ukwakhiwa kwe-Cc/Lc ephansi ngamapharamitha ebhizinisi abhalwe phansi ukuze kuhambisane nezithiyo
- Ithimba lochwepheshe bobunjiniyela— Ukusekelwa kokubalwa kwamapharamitha enhlangano (ukufanisa i-Ca/La) ukuqinisekisa isitifiketi sesistimu ye-IS
- Ukuxhumana okuqondile kochwepheshe— Izingcaphuno ezisheshayo, amashidi edatha aphelele obuchwepheshe anamanani aqinisekisiwe e-Cc/Lc, kanye nokuthunyelwa komhlaba wonke
- Imibhalo ephelele— Imibiko yokuhlola, izitifiketi zokuthobela imithetho, izimemezelo ze-RoHS/REACH, kanye nokulandelelwa kwayo yonke impahla ethunyelwe