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Nchifukwa chiyani zingwe zotetezeka mkati mwathu ndi zabuluu?
Nkhani Zamalonda
Magulu a Nkhani
Nkhani Zodziwika

Nchifukwa chiyani zingwe zotetezeka mkati mwathu ndi zabuluu?

2026-05-25
  1. Yankho Lolunjika: Buluu Limatanthauza Kutetezeka, Osati Buluu Limatanthauza Ngozi

Zingwe zotetezeka mkati mwake zimakhala zabuluu chifukwa muyezo wapadziko lonse lapansi (IEC 60079-14) umafuna kuti buluu wopepuka (RAL 5015) udziwike pa IS circuit.

Mukuyenda m'malo aliwonse oopsa a mafakitale—fakitale yoyeretsera mafuta, fakitale ya mankhwala, fakitale yoyeretsera gasi lachilengedwe, fakitale ya mankhwala, kapena mgodi wa malasha wapansi panthaka—mudzaona zinthu zosiyanasiyana.zingwe zabuluu wopepukaikuyenda motsatira zingwe zakuda ndi imvi wamba.

Zingwe zabuluu izi ndisi chisankho cha wopanga kapangidwekapena kukonda kukongola. Ndizofunikira zachitetezo padziko lonse lapansindi cholinga chosavuta koma chofunikira:

"Buluu wowala umazindikira ma circuits a IS. Mtundu wina uliwonse - ungakhale woopsa."

Lamulo la Mtundu:

Chingwe m'chimake Mtundu

Tanthauzo

Buluu Wopepuka (RAL 5015)

 Dera Lotetezeka Mwachilengedwe (IS)— mphamvu zochepa, otetezeka kugwira ntchito

Wakuda, Imvi, Buluu Wakuda, Wofiira, Wachikasu, Lalanje, Woyera

× Dera losakhala la IS— kuganiza kuti pali mphamvu zoopsa

Chithunzi-Chachikulu Chotetezeka-Chamkati.jpg

(Bluu wopepuka (RAL 5015) = IS Circuit VS wakuda vs wofiira)

Pa Dingzun Cable,zingwe zathu zonse zotetezeka zili ndiChidebe chakunja cha RAL 5015 chowala ngati buluuyokhala ndi chizindikiro cholimba cha "Ex-ia" kapena "Ex-ib"—kuonetsetsa kuti malo oopsa akutsatira malamulo nthawi yomweyo malinga ndi IEC 60079-14.

  1. Cholinga cha Chitetezo: Chifukwa Chake Kulemba Mitundu N'kofunika Kwambiri

Mtundu wa buluu si wokongoletsera—ndimuyeso woteteza moyokwa ogwira ntchito m'malo oopsa.

Gome 1: Cholinga cha Chitetezo cha Zingwe za Blue IS

Chitsanzo Chopanda Khodi ya Mtundu wa Buluu

Zotsatira zake

Momwe Buluu Limaletsera

Katswiri wamagetsi wokonza zinthu walakwitsa chingwe chamagetsi chosakhala cha IS pa circuit ya IS

Angagwire ntchito pa izi pompopompo, poganiza kuti ndi zotetezeka —chiopsezo cha kugwidwa ndi magetsi

Chingwe cha buluu cha IS chimadziwika nthawi yomweyo; zingwe zosakhala za IS si zabuluu

Katswiri wamagetsi walumikiza mwangozi mphamvu ya 120V AC ku block ya IS terminal

Mphamvu imaposa muyezo wa chitetezo cha chotchinga —ngozi yophulika

Zingwe za Blue IS zimasiyanitsidwa ndi mawaya osakhala a IS; ma terminal nawonso ndi abuluu

Pakusintha kwa dongosolo, chingwe cha IS chimalumikizidwa mu njira yosakhala ya IS

Mphamvu yochokera ku zingwe zamagetsi zomwe zili pafupi zimatha kuyatsa mlengalenga woopsa

Zingwe zabuluu zimayendetsedwa padera (≥50mm kuchokera kuzinthu zomwe sizili za IS kapena kudzera mu chotchinga chokhazikika)

Katswiri watsopano wamagetsi wosadziwa bwino za fakitaleyo akuganiza kuti mawaya onse ndi oopsa mofanana

Kutaya nthawi kuyang'ana zojambula; zolakwika zomwe zingachitike pogwira ntchito nthawi zonse

"Buluu = otetezeka" ndi muyezo wapadziko lonse wophunzitsidwa pa maphunziro a zamagetsi padziko lonse lapansi

Mfundo Yofunika Kwambiri:Mtundu wabuluu wowala umaperekakuzindikira maso nthawi yomweyoKatswiri wamagetsi wolowa m'dera loopsa amatha kuzindikira nthawi yomweyo ma IS circuits pogwiritsa ntchito blue sheathing — palibe chifukwa choyang'ana zilembo, zojambula, kapena kufunsa woyang'anira.

Pa Dingzun Cable,Timasindikiza "Ex-ia" kapena "Ex-ib" pa zingwe zathu zabuluu kuti titsimikizire kachiwiri, ndikuonetsetsa kuti palibe kumveka bwino ngakhale mutakhala ndi kuwala koipa.

  1. Muyezo: Zimene IEC 60079-14 Imafuna

IEC 60079-14 ndiye muyezo wapadziko lonse lapansi wokhazikitsa magetsi m'mlengalenga wophulika. Gawo 12.2.2.3 limafotokoza mwachindunji kuzindikiritsa kwa IS circuit.

Tebulo 2: Zofunikira pa Khodi ya Mtundu wa Chingwe cha IEC 60079-14 IS

Chofunikira

Kufotokozera

Chitsime

Chingwe chakunja cha chingwe

Buluu wopepuka(RAL 5015)

Gawo la IEC 60079-14 12.2.2.3

Machitidwe a ngalande

Mtundu wabuluu wopepuka kapena chizindikiro cha "Intrinsically Safe"

IEC 60079-14

Ma block a terminal

Chotetezera kuwala kwa buluu kapena chizindikiro cha buluu chowala

IEC 60079-14

Ma enclosures okhala ndi ma IS circuits

Chizindikiro cha buluu wopepuka kapena chizindikiro pa khoma

IEC 60079-14

Kulemba chingwe

Chizindikiro cholimba cha "Ex-ia" kapena "Ex-ib"

IEC 60079-14

Kusiyanitsa ndi zingwe zomwe si za IS

Kulekanitsa kwa ≥50mm (kapena kudzera mu cholekanitsa chachitsulo chokhazikika)

IEC 60079-14

Zomwe Siziloledwa:

Chizolowezi Choletsedwa

Chifukwa Chake Sichiloledwa

Kugwiritsa ntchito chingwe chakuda chokhala ndi zolembera za tepi yabuluu

Tepi imagwa; si yokhazikika; si yogwirizana ndi malamulo

Kugwiritsa ntchito "buluu" komwe si RAL 5015

KokhaRAL 5015 buluu wopepukayatchulidwa — buluu wamba silovomerezeka

"Nthawi zonse takhala tikugwiritsa ntchito buluu" (wosakhala buluu wopepuka)

Buluu wamba ndi wakuda kwambiri; ungasokonezedwe ndi mitundu ina

Palibe mtundu wabuluu — "Timalemba mayina a ma IS circuits mosiyana"

Sizigwirizana ndi IEC 60079-14 pa malo atsopano oyikamo

"Bluu Lopepuka" vs. "Buluu" — Kusiyana Kofunika Kwambiri:

Kufotokozera Mtundu

Khodi ya RAL

Kodi ndizovomerezeka pa IS?

Buluu wopepuka

RAL 5015

  INDE — Yofunika

Buluu wamba

RAL 5005, 5007, 5010, 5012

×AYI — Sizitsatira malamulo

Buluu wa thambo

RAL 5015 (yofanana ndi buluu wopepuka)

INDE — Muyezo womwewo

Pa Dingzun Cable,Timapeza ndikutsimikizira RAL 5015 yopepuka ya buluu makamaka yopangira chingwe chathu cha IS — yomwe ingathe kutsatiridwa ndi mtundu wokhazikika. Sitigwiritsa ntchito mithunzi "yoyandikira mokwanira".

  1. Zingwe Zowala ndi Buluu vs. Zingwe Zina za "Buluu": Kusiyana Kofunika Kwambiri

Si zingwe zonse zooneka ngati zabuluu zomwe zimakhala zotetezeka mwachibadwa. Zingwe zodziwika bwino za zida nthawi zina zimapangidwa mu buluu wakuda (osati wa IS) pazifukwa zosiyanasiyana.

Gome 3: Kuzindikira Chingwe cha Buluu — Ndi Chiti CHILI NDI CHITI CHILI NDI CHITI CHILI?

Mtundu wa Chingwe

Chilolezo cha RAL

Kodi ikutsatira malamulo?

Kagwiritsidwe Ntchito Kawirikawiri

Buluu wopepuka

RAL 5015

  INDE — Yotetezeka Mwachilengedwe

Ma circuits a IS (Ex-ia/Ex-ib) malinga ndi IEC 60079-14

Buluu wakuda

RAL 5005, 5010, 5012

×AYI — Osati IS

Zipangizo zokhazikika (4-20mA, RTD, thermocouple) m'malo omwe si oopsa

Buluu wapakati

RAL 5007, 5017

×AYI — Osati IS

Zingwe za m'madzi, zida zoyendetsera sitima

Buluu wa chizindikiro

RAL 5005

×AYI — Osati IS

Kulamulira mafakitale onse

Chenjezo Lofunika Kwambiri:Chingwe cha "buluu" (ngakhale mtundu wabwino wabuluu) ndiosatiChovomerezeka ngati chingwe cha IS ngati sichili chabuluu chopepuka cha RAL 5015. Zingwe zabuluu wakuda (RAL 5005) nthawi zambiri zimagwiritsidwa ntchito pazinthu zomwe sizili za IS. Kugwiritsa ntchito chingwe chabuluu wakuda pa circuit ya IS kumaphwanya IEC 60079-14 ndipo kumabweretsa vuto loopsa—ogwira ntchito yokonza sadzazindikira kuti ndi IS.

Buku Lothandiza Kuzindikira Zooneka Mwachangu:

Ngati Mukuona Mtundu Uwu...

Ndi chingwe cha IS kokha ngati...

Buluu wopepuka (RAL 5015)

Mwina IS — tsimikizirani chizindikiro cha Ex-ia/Ex-ib

Buluu wakuda

×NOT IS — zida zokhazikika

Wakuda, imvi, wofiira, wachikasu, lalanje, woyera

×SICHILI — mphamvu kapena ulamuliro wamba

Mtundu uliwonse wokhala ndi tepi ya "IS" wozungulira

×Sizotsatira malamulo — tepi si yokhazikika

Pa Dingzun Cable,Ma waya athu a IS amagwiritsa ntchitoRAL 5015 yowala ngati buluu— yotsimikiziridwa poyerekeza ndi tchati cha mtundu wamba. Sitigwiritsa ntchito buluu wakuda kapena mtundu wina uliwonse pa ma IS circuits.

  1. Kodi Pali Zosiyana ndi Lamulo la Mtundu Wabuluu?

Inde, pali zochepa zomwe zilipo pamakina omwe alipo kale (omwe ndi agogo) komanso pa zingwe zazing'ono kwambiri.

Gome 4: Kupatulapo Zofunikira pa Kuwala-Buluu

Zochitika Zapadera

Chofunikira

Maziko Olamulira

Makonzedwe omwe alipo (osasinthika)

Agogo; palibe kukonzedwanso komwe kumafunika pokhapokha ngati kwasinthidwa

IEC 60079-14 imalola kukhazikitsa komwe kulipo kale

Zingwe zazing'ono kwambiri kuti chidebe chamitundu chisagwiritsidwe ntchito(monga,

Zizindikiro zabuluu wowalakumapeto (kumapeto onse) komanso pakati pa 5m

Gawo la IEC 60079-14 12.2.2.3

Zingwe mkati mwa zomangira (zotsekedwa kwathunthu)

Kuzindikiritsa kungakhale mwa kulemba chizindikiro pa enclosure kapena terminal block

IEC 60079-14

Ma circuits osakhala a IS mkati mwa mapanelo a IS

Iyenera kulekanitsidwa ndikulembedwa momveka bwino kuti "SIN-IS"

IEC 60079-14

Mfundo Zofunika Pankhani Yosiyana:

  • "Idayikidwa zaka 20 zapitazo" SI chifukwa chopangira ntchito yatsopano.Malo atsopano ayenera kutsatira IEC 60079-14 yomwe ilipo.
  • Tepi SI yankho lokhazikika.Ngati chingwe chilibe sheath yowala ngati buluu, sichikugwirizana ndi ma installation atsopano a IS — mosasamala kanthu kuti mwachikulunga ndi tepi yabuluu yochuluka bwanji.
  • Ngati mukukayikira, gwiritsani ntchito buluu wopepuka.Palibe chilango chodziwika bwino. Kugwiritsa ntchito buluu wopepuka pa circuit yosakhala ya IS sikuvulaza (ngakhale kuti sikwachilendo); kugwiritsa ntchito buluu wopepuka pa circuit ya IS ndikoopsa komanso sikutsatira malamulo.

chithunzi 2 dz216-10x1-fr-cable-04-blue instrumentation cable.jpg

(Gawo lodutsa chingwe chotetezeka mwachibadwa)

Pa Dingzun Cable,Tikukulimbikitsani kugwiritsa ntchito zingwe zowala bwino zokhala ndi chivundikiro cha buluu pa ma circuits onse a IS, kuchotsa kufunikira kwa tepi kapena zolembera zogwiritsidwa ntchito pamunda. Pa zingwe zoyezera bwino, timapereka zolembera zowala ngati yankho lowonjezera.

  1. Kodi Khodi ya Mtundu wa Buluu Imafanana Bwanji ndi Miyezo Ina Yapadziko Lonse?

Chofunikira cha buluu wowala chikugwirizana padziko lonse lapansi m'maiko omwe ali mamembala a IEC.

Gome 5: Kufunika kwa Buluu Wopepuka Kupyolera mu Miyezo Yapadziko Lonse

Muyezo

Chigawo

Kufunika kwa Mtundu wa Chingwe cha IS

IEC 60079-14

Mayiko (maiko ambiri)

Buluu wopepuka (RAL 5015)

EN 60079-14

Europe (mamembala a CENELEC)

Buluu wopepuka (RAL 5015)

CSA C22.1 (Khodi ya Magetsi yaku Canada)

Canada

Buluu wopepuka(kapena njira zina zodzizindikiritsira, koma buluu wopepuka ndi wokonda kwambiri)

Nkhani 504 ya NFPA 70 (NEC)

nswala

Kuzindikiritsa kofunikira;buluu wopepukaimavomerezedwa ndipo imalimbikitsidwa nthawi zambiri

AS/NZS 60079.14

Australia / New Zealand

Buluu wopepuka

MS IEC 60079-14

Malaysia, Singapore, Indonesia

Buluu wopepuka

GB 3836.15

China

Buluu wopepuka(buluu wopepuka) — yofanana ndi RAL 5015

Mgwirizano Wapadziko Lonse:Mosasamala kanthu za nambala yokhazikika, mtundu wofunikira umagwirizanitsidwa m'maiko onse omwe ali mamembala a IEC.Buluu wopepuka (RAL 5015) umadziwika padziko lonse lapansi ngati mtundu wa ma circuits otetezeka mwachibadwa.

Pa Dingzun Cable,Zingwe zathu za IS zimapangidwa motsatira malamulo a IEC 60079-14 a buluu wopepuka, kuonetsetsa kuti kutumiza kunja kukutsatira malamulo operekedwa ndi IEC — kuphatikizapo Europe, Australia, Southeast Asia, Middle East, ndi Africa. Pa mapulojekiti aku North America, titha kuperekanso zingwe zomwe zili ndi dzina la UL zomwe zili ndi chizindikiro chofanana cha buluu wopepuka.

  1. Nanga bwanji ngati pulogalamu yanga ikufuna mtundu wina?

Ma OEM ena kapena ogwiritsa ntchito amapempha mitundu yosakhala yabuluu ya zingwe za IS chifukwa cha njira zamkati zolembera mitundu kapena zomwe amakonda.

Yankho Lovuta:Pa malo atsopano oopsa omwe amafunikira kutsatira malamulo a IEC 60079-14,Simungagwiritse ntchito chingwe chosakhala chabuluu chowalaza ma IS circuits.

Zosankha Zomwe Zilipo:

Njira

Kutsatira malamulo

Chiwopsezo

Gwiritsani ntchito mtundu wa buluu wowala (RAL 5015) pa ma IS circuits

Kutsatira kwathunthu

Palibe — iyi ndi njira yolondola

Gwiritsani ntchito chingwe chosakhala chabuluu + onjezani zizindikiro/ma tag abuluu wowala mphindi 5 zilizonse

Kutsatira koma kumafuna kulemba mosamala m'munda

Zizindikiro zimatha kugwa; zimafuna ntchito yambiri

Gwiritsani ntchito chingwe chosakhala chabuluu chopanda chizindikiro chabuluu chowala

× Zosatsatira malamulo

Kufotokozera malamulo; kukhudzidwa ndi mlandu; chiopsezo cha kuphulika

Gwiritsani ntchito mtundu wina pa ma circuits omwe si a IS omwe ali pamalo omwewo

Kutsatira malamulo

Malingana ngati ma IS circuits akukhalabe abuluu wopepuka, mitundu ina siili ndi malire

Malangizo:Sungani ma circuit a IS ngati abuluu owala. Gwiritsani ntchito mitundu ya mtundu wanu kapena ma code amkati pa ma circuit omwe si a IS (kulamulira, mphamvu, zida). Izi zimasunga kutsata malamulo komanso zimalola kusintha momwe zilili zofunika.

Pa Dingzun Cable,Tikhoza kupanga zingwe zosakhala za IS mu mtundu uliwonse womwe mukufuna. Pa ma IS circuits, timapereka zowunikira zabuluu (RAL 5015) — koma tithanso kupereka zingwe zosakhala za IS pa malo ena onse omwe muli nawo mu mitundu yomwe mwasankha, ndikupanga makina athunthu a mawaya okhala ndi mitundu.

  1. Zotsatira za Kusatsatira Malamulo: N’chiyani Chimachitika Ngati Mugwiritsa Ntchito Mtundu Wolakwika?

Kugwiritsa ntchito chingwe chosakhala chabuluu chowala pa ma IS circuits kuli ndi zotsatirapo zoopsa.

Gome 6: Zotsatira Zosatsatira Malamulo

Zotsatira zake

Kuopsa

Kufotokozera

Kuphwanya malamulo

Pamwamba

OSHA, woyang'anira zamagetsi wakomweko, kapena woyang'anira inshuwaransi angatchule kukhazikitsidwa kwa malowo

Kutseka kwa fakitale

Pamwamba

Woyang'anira angafune kusintha mawaya onse a IS osatsatira malamulo nthawi yomweyo asanayambitsenso

Kuwonekera kwa mlandu

Zovuta

Ngati kuphulika kwachitika, kusagwirizana ndi malamulo a chingwe kumabweretsa mlandu kwa mwini fakitale ndi kampani ya uinjiniya.

Kusokonezeka kwa kukonza

Pakati-Pamwamba

Akatswiri amagetsi amtsogolo angaganize kuti chingwe chosakhala chabuluu sichili cha IS (choopsa) kapena chingwe chabuluu ndi IS (mwina cholakwika ngati sichinadziwike bwino)

Kukana pempho la inshuwaransi

Zovuta

Makampani a inshuwalansi angakane madandaulo ngati makonzedwe amagetsi osatsatira malamulo adathandizira pa ngoziyo

Mavuto okhudzana ndi kutumiza kunja/kutsimikizira

Pamwamba

Makina omwe ali ndi mawaya a IS osatsatira malamulo sangalandire satifiketi ya CE/ATEX/IECEx m'malo oopsa

Mfundo Yofunika Kwambiri:Kusiyana kwa mtengo pakati pa chingwe cha IS chopepuka chabuluu ndi chingwe chosatsatira malamulo ndizosafunikirapoyerekeza ndi udindo womwe ungakhalepo komanso nthawi yopuma chifukwa chosatsatira malamulo. Palibe chifukwa chomveka chogwiritsira ntchito mtundu wolakwika.

Pa Dingzun Cable,Zingwe zathu za IS zopepuka zabuluu zimakhala ndi mitengo yopikisana ndi zingwe zodziwika bwino za zida — palibe chilango cholipirira kutsatira malamulo.

Zokhudza Dingzun Cable: Mnzanu Wodalirika Kwambiri pa Uinjiniya wa Zingwe

NdiZaka 20+ zogwira ntchito yapadera yopanga zinthu,Chingwe cha Dingzunndi mnzawo wodalirika wa mapulojekiti apadziko lonse lapansi a mphamvu, mankhwala, migodi, ndi mankhwala omwe amafuna satifiketiZingwe Zotetezeka Mwachilengedwe (IS)pakugwiritsa ntchito zida zogwiritsira ntchito malo oopsa. Timaphatikiza ukatswiri wozama wa malo oopsa ndikusintha kwakukulukuti mupereke zingwe zomwe zikugwirizana ndi zomwe mukufuna pa IS — kuphatikizapo mtundu wa buluu wowala (RAL 5015).

chithunzi-4-dingzun-cable-Dingzun-Cable-Intrinsically-Safe-instrument-cable-—-light-blue-RAL-5015-sheath-with-Ex-iaEx-ib-marking-—-certified-to-IEC-60079-11-for-hazardous-area-instrumenta.jpg

Mphamvu Zathu Zotetezeka Zamkati:

Kutha

Mafotokozedwe a Dingzun

Kutsatira malamulo

IEC 60079-11, IEC 60079-14, NFPA 70, IEEE 1580

Mtundu wa Chigoba

Buluu wopepuka (RAL 5015)— yotsimikiziridwa poyerekeza ndi tchati cha mtundu wamba

Miyezo Yoteteza

Kuyambira pano kupita mtsogolo(Zone 0),Wakale(Gawo 1)

Zofunika pa Chidebe

LSZH (chitetezo cha moto, utsi wochepa), PUR (kukana mafuta/kutupa), PVC (yambiri)

Kuteteza kutentha

PE kapena XLPE— mphamvu yochepa (≤150 nF/km)

Kuteteza

Luki ya mkuwa yonse yokhala ndi chitini(≥85% yophimba) + waya wotulutsira madzi

Woyendetsa

Mkuwa wopangidwa ndi zitini (Kalasi 5/6, 18-24 AWG)

Magawo amagetsi

Lc Yovomerezeka (µH/m) ndi Cc (nF/km)zoperekedwa powerengera mabungwe

Kuchuluka kwa Kutentha

-40°C mpaka +90°C (muyezo); -65°C mpaka +200°C (premium FEP)

Kuyesa kwa Lawi

IEC 60332-1-2 (muyezo); IEC 60332-3-24 (zosankha za LSZH)

Ziphaso

ISO 9001:2015, CE, RoHS, REACH

Kulemba Zingwe

Chizindikiro cholimba cha "Ex-ia" kapena "Ex-ib" pa chikwama cha buluu wowala

Kuyesa

Kuyesa kwamagetsi 100%pa reel iliyonse

Chifukwa chiyani Chingwe cha Dingzun Pakukhazikitsa Malo Anu Oopsa:

  • Mtundu weniweni wa RAL 5015 wabuluu wowala- gulu lotsimikizika, lolembedwa, komanso logwirizana ndi gulu lililonse
  • Kusintha kwakukulu— Chiwerengero cha awiriawiri (1 mpaka 100+), geji, chingwe, chotchingira, zinthu zomangira
  • Magawo amagetsi a IS ovomerezeka— Ma Cc ndi Lc aperekedwa kuti atsimikizire bungwe
  • Gulu la akatswiri aukadaulo— Chithandizo cha kuwerengera magawo a chinthu ndi kufananiza zotchinga
  • Kulankhulana mwachindunji ndi akatswiri— Ma quotes ofulumira, ma datasheet athunthu aukadaulo, kutumiza padziko lonse lapansi
  • Zolemba zonse— Malipoti a mayeso, zikalata zosonyeza kuti munthu akutsatira malamulo, komanso kutsata zomwe zatumizidwa

Mukufuna chingwe chotetezeka mwachibadwa chokhala ndi mtundu woyenera wa buluu wowala (RAL 5015) kuti chigwirizane ndi malo anu oopsa? 

[Lumikizanani ndi gulu lathu laukadaulo lero kuti mukambirane kapena kuti mugule mtengo wapadera].