Fahimtar Matsayin Kabila da Matsayinta a Yin Fitar

Lambar waya, wanda aka auna a matsayin kaurin shea na waje a millimeters ko inci, yana tasiri kai tsaye a kowane mataki na jan zaren. Masu fasaha dole ne su yi la'akari da diamita yayin zaɓar girman bututu, lissafin maɓallin gogewa, da kimanta tashin hankali. Babban diamita a zahiri yana ƙaruwa da tuntuɓar yankin farfajiyar tare da bangon bututu, wanda ke haɓaka maɓallin gogewa da ƙarfin da ake buƙata don motsa igiyar ta hanyar tseren. Wannan dangantakar ba ta layi ba ce; ninka diamita na iya ninka tashin hankali fiye da ninki biyu, musamman a cikin hanyoyi tare da karkatarwa da yawa.

Diamita kuma yana ƙayyade ƙimar cikawar mai amfani. Dokar lantarki ta ƙasa (NEC) da sauran ƙa'idodin ƙasashen duniya sun ƙayyade ƙimar cikawa mafi girma don hana ƙaruwa mai yawa da zafin jiki da kuma tabbatar da cewa za a iya shigar da igiyoyi ba tare da lalacewa ba. Ga igiya guda ɗaya, ƙimar cikawa ba za ta iya wuce kashi 53% na yankin ƙetaren igiya ba. Ga igiyoyi da yawa, iyakar ta ragu zuwa 40%. Fiye da waɗannan ƙididdigar yana ƙaruwa da haɗarin jamming, ɓarkewar sheath, da lalatawar mai gudanarwa yayin janyewa. Masu fasaha dole ne su tabbatar da cewa tashar da aka zaɓa ko bututun yana ba da isasshen tsabta, musamman lokacin janye manyan igiyoyi ta hanyar tsarin da ke akwai.

Wani mahimmin mahimmanci shine matsin lamba, wanda shine ƙarfin radial da aka yi amfani da shi akan kebul yayin da yake lankwasawa a kusa da kusurwa ko shiga cikin bututu. Matsin lamba na gefe yana da alaƙa da ƙarfin jan hankali da kuma maida hankali ga radius na lankwasawa. Katako masu girma da diamita suna fuskantar matsin lamba mafi girma na gefe don wani ƙarfin lantarki da radius. Matsakaicin matsin lamba na gefe na iya murkushe kebul, lalata rufi, ko haifar da fashewar jaket. Jagorancin masana'antu gabaɗaya yana ba da shawarar iyakance matsin lamba na gefe zuwa 300500 fam a ƙafa don ƙananan igiyoyin wutar lantarki na yau da kullun, tare da iyaka don igiyoyi masu mahimmanci kamar fiber optics ko igiyoyin kayan aiki. Fahimtar diamita yana taimaka wa mai sakawa zaɓi madaidaicin radius da iyakan ƙarfin ƙarfin gwiwa kafin fara jan hankali.

A aikace, auna diamita na kebul yana da sauƙi ta amfani da mai ƙira ko micrometer, amma diamita na asali da aka jera a takardar ƙayyadaddun bayanai na iya bambanta da ainihin diamita saboda haƙƙin ƙira. Koyaushe auna tsawon samfurin daga spool kafin yankewa da janyewa. Bayyana ainihin diamita don amfani a cikin lissafin tashin hankali da kuma duba cika bututun. Wannan mataki kadai zai iya hana yawancin gazawar filin da sake aiki.

Daidaitaccen Hanyar Gudanar da Tafiya

Taushi yana bayyana ikon kebul na karkata akai-akai ba tare da ci gaba da lalacewar ciki ba. Ana sarrafa shi da farko ta hanyar ɓoyewar mai gudanarwa, kayan rufi, da kuma ginin gaba ɗaya. Masu gudanar da ɓoyewa masu kyau suna samar da igiyoyi masu sassauƙa fiye da masu gudanar da ƙarfi ko masu ɓoyewa. Kayan rufi kamar EPR (ethylene propylene rubber) ko elastomers na thermoplastic suna ba da ƙarin sassauƙa fiye da polyethylene (XLPE) ko polyvinyl chloride (PVC).

Ƙananan radius na lankwasawa shine mafi kai tsaye metric don kimanta sassauci. Ana bayyana shi a matsayin ma'auni na ma'aunin ma'aunin na'urar (misali, 8 ×, 12 ×, ko 20 × na ma'aunin ma'auni). Kayan da ke da ma'aunin ma'auni na 8 × ya fi dacewa da wanda ke buƙatar 20 ×. Masu shigarwa dole ne su tabbatar da cewa duk lankwasawa a cikin hanyar mai, gami da waɗanda ke cikin akwatunan jawo da wuraren ƙare, sun fi ƙarfin ma'aunin ma'auni. Rashin wannan buƙatar na iya haifar da kinks, karkatun mai gudanarwa, ko ƙetarewar rufi wanda bazai iya gani ba a waje amma zai gaza a ƙarƙashin kaya ko cikin lokaci.

Tawali'u yana shafar yadda kebul ke nunawa a ƙarƙashin tashin hankali. Kayan mai sauƙin iya daidaitawa da madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin

Zafin jiki yana ƙara shafar sassauci. Kayan aiki suna zama masu tauri a cikin yanayin sanyi, musamman waɗanda ke da jaket na PVC ko ƙarfe na XLPE. Don janyewar waje a yanayin hunturu, yana iya zama dole a riga a dumama kebul ɗin ko tsara shigarwa a cikin lokutan zafi. Wasu kamfanoni suna amfani da na'urorin ajiya masu zafi ko masu sanyaya tashin hankali don kiyaye kebul ɗin mai sassauƙa kafin da lokacin janyewa. Koyaushe tuntuɓi masana'antar kebul s yawan zafin jiki kuma daidaita saurin janyewa da tashin hankali daidai.

Yin Bincike a Kan Yadda Za a Yi Gyara Kafin A Yi Fitarwa

Binciken filin na sassauci baya buƙatar kayan aiki na musamman. Gwajin lankwasawa mai sauƙi akan gajeren samfurin na iya bayyana ko layin zai iya ɗaukar hanyar da aka tsara. Sanya samfurin a kan wani mandala ko kusa da kusurwar da aka sani kuma duba gani don yin ƙwanƙwasawa, kwance, ko jacket wrinkling. Don daidaito, yi amfani da ma'aunin tafi / ba tafi wanda ya dace da radius na lankwasawa na bututu. Bayyana ƙimar sassauci na layin kuma kwatanta shi da mafi ƙarancin lankwasawa a cikin hanyar da aka tsara. Idan layin ba zai iya biyan buƙatun radius na lankwasawa ba, dole ne a zaɓi tsarin layin daban ko kuma a gyara hanyar ta da ƙarin akwatunan jawo ko manyan sandunan radius.

Zaɓin Hanyar Fitarwa Bisa Ga Girmansa da Tawali'u

Hanyar da ke tsakanin igiyar waya da kuma sassauci ya haifar da manyan nau'o'i hudu da ke jagorantar zaɓin hanyar janyewa. Fahimtar inda takamaiman igiyar ke fada a cikin wannan matrix yana taimaka wa mai sakawa ya zaɓi kayan aikin da suka dace, dabarun lubrication, da iyakancin tashin hankali kafin fara aiki.

Ƙananan Girma, Ƙarfin Tafiya

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Ƙananan Girma, Ƙananan Tawali'u

Wannan rukunin ya haɗa da igiyoyin coaxial tare da ƙarfin lantarki mai ƙarfi, wasu igiyoyin ƙararrawa na tsaro tare da jaket ɗin PVC mai nauyi, da ƙananan igiyoyin kayan aiki tare da tsauraran yadudduka na kariya. Waɗannan igiyoyin suna tsayayya da lankwasawa, saboda haka suna buƙatar ƙirar hanyar da ta fi dacewa. Har yanzu ana iya janye kai tsaye ta hannu don gajerun hanyoyi, amma don doguwar ko hanyoyin da suka fi rikitarwa, an ba da shawarar ɗaukar kayan jan hankali na inji (kamar riƙewa ta Kellems ko safa mai raga) da aka haɗa da wink na hannu ko jan wutar lantarki. Lubrication ya zama da mahimmanci har ma ga waɗannan ƙananan igiyoyi saboda ƙarancin sassauci yana nufin ba za su iya sauƙaƙewa da sauƙi ba, yana ƙara jujjuya. Yi amfani da lubricant mai jituwa da kayan jaket ɗin don rage juriya ba tare da haifar da lalacewar sinadarai ba.

Babban Diamita, Mai Sauƙin Yi

Babban-diamita m wayoyi ne na kowa a masana'antu wutar lantarki rarraba, mobile kayan aiki, da kuma sabuntawa makamashi shigarwa. Misalan sun hada da Type W šaukuwa wutar lantarki wayoyi, roba-jacket welding wayoyi, da kuma wasu matsakaici-voltage garkuwa wayoyi da EPR rufi. Wadannan wayoyi ne nauyi da kuma bukatar inji ja kayan aiki kamar capstan winch ko cable puller da wani tashin hankali iyakance. da babban surface yanki bukatar karimci lubrication, preferably amfani ci gaba da via wani lubricant famfo ko pre-lubricated jan line. duk da su sassauci, da dalilin taro na wadannan wayoyi iya sa su sag tsakanin goyon baya, haifar da friction a ba zato ba tsammani contact points. Yi amfani da igiya rollers, sheaves, ko jagorori a kowane bending da kuma a kusurwa tensioned maki tare da a kusa da sassan da aka gyara da kuma jawo igiya. dole ne a rage gefe matsa lamba; da kuma duba da gefen waya za a iya zama da yawa m lalacewar idan wani m jan waya lamba ne ma a kan wani babban

Babban Diamita, Ƙananan Tawali'u

Ana buƙatar igiyoyi masu ɗaurewa, igiyoyi masu ƙarfe da aka haɗa da ƙarfe, da wasu igiyoyin ruwa na ruwa ko na ma'adinai waɗanda ke cikin wannan rukunin. Waɗannan sune mafi ƙalubalen shigarwa. Suna buƙatar kayan aikin jan hankali na musamman, kamar su wink mai ƙarfi tare da sel ɗin ɗaukar kaya, wuraren jan hankali da yawa, da kuma amfani da kayan shafawa. Dole ne a tsara hanyoyin gudanarwa tare da radius mai ladabi (yawanci 20 × ko fiye) da jan akwatuna a kowane canji na shugabanci. Ja kai tsaye da hannu yawanci ba zai yiwu ba. Madadin haka, masu sakawa suna amfani da riƙe da jan hankali waɗanda ke haɗe da makamai ko ƙirar kebul, dangane da ko igiyar za ta iya jurewa ta hanyar makamai. Don igiyoyi masu tsauri, yana iya zama dole a yi amfani da wani ƙarfin jujjuyawar da aka yi amfani da shi ko kuma aka haɗa da ƙirar mai gudana. Saurin lubrication ba zai iya buƙatar ɗaukar matsakaici ba; a can ne kawai ana jan hankali na tsakiya a cikin sassan na kai tsaye ko kuma a cikin ƙananan matakai na lantarki, sannan

Ƙwarewar Fitar da Kayan Aiki don Ƙarƙashin Kabulu

Idan an haɗa diamita da kuma sassauci don a yi jan aiki mai wuya, ba za a iya yin amfani da hanyoyin da aka saba amfani da su ba.

  • FLT:0]]Tirgar lokaci guda: Don manyan igiyoyi ko kuma katanga, biyu winches suna jan lokaci guda daga kusurwoyin madaidaiciyar bututun, tare da igiyar da aka riƙe a cikin yankin tashin hankali na tsaka tsaki. Wannan yana rage tashin hankali a kowane sashi kuma yana ba da damar janyewa mafi tsawo. Haɗin tsakanin winches biyu yana da mahimmanci; yi amfani da masu sarrafawa na zamani ko sadarwa ta hannu don kauce wa tashin hankali.
  • Tsakanin janyewar ja: A kan dogon gudu, shigar da janyewar ja da yawa a cikin kebul a cikin matsakaici na ƙafa 200500. Kowane riƙe yana haɗe da layin winch daban. Yayin da janyewar ke ci gaba, an cire hannun jari na sama yayin da hannun jari na ƙasa ke shiga. Wannan fasaha tana rarraba tashin hankali kuma tana ba da damar jan tsawon da zai wuce ƙimar janyewar kebul.
  • Hawan iska: Don igiyoyin fiber optic ko ƙananan wayoyin bututu masu laushi, ana iya amfani da iska mai matse don busa igiyar ta hanyar bututu, rage jujjuyawar kuma kawar da buƙatar layin jan hankali. Wannan hanyar tana aiki mafi kyau tare da santsi, ci gaba da bututu da matsakaici diamita.
  • Lines da aka cire na pre-lubricated: Lines da aka sanya tare da wani tankin mai shafawa ko wani swab wanda ke ajiye mai shafawa a gaban kebul na iya tabbatar da lubrication mai ci gaba a kan dogon jan inda aikace-aikacen hannu ba shi da amfani.

Don duk fasahohin ci gaba, rubuta ƙarfin janyewa a cikin lokaci na yau da kullun (kowane 50 100 feet) ta amfani da mai rikodin bayanan bayanai. Wannan rikodin yana taimakawa wajen gano wuraren matsala kuma yana ba da tabbacin shigarwa mai dacewa don dalilai na garanti da dubawa.

Dabaru na lubrication don diamita da kuma sassauci profiles

Lubrication yana rage yawan friction tsakanin jaket na igiya da bango na bututun, kai tsaye rage jan tashin hankali.

  • FLT:0 Lubricants na ruwa suna dacewa da yawancin polyolefin, PVC, da jaket roba. Suna bushewa zuwa ragowar da ba ta mannewa kuma suna da sauƙin tsaftacewa. Duk da haka, suna iya daskarewa a cikin sanyi kuma bazai samar da isasshen zamewa a ƙarƙashin matsin lamba mai yawa ba.
  • Fluturants na polymer suna ba da ƙananan ma'auni na friction kuma suna da tasiri a ƙarƙashin babban matsin lamba. Ana fifita su don manyan diamita, igiyoyi masu tauri da kuma janyewa tare da lankwasawa da yawa. Ana iya amfani da wasu kayan shafawa na polymer azaman gel wanda ke manne da farfajiyar kebul, yana samar da ci gaba da lubrication a kan nisa mai nisa.
  • FLT:0 Lubricants na silicone suna ba da ƙananan jujjuyawar jiki amma ba su dace da duk kayan jaket ba. Suna iya haifar da tashin hankali a cikin wasu filastik. Yi amfani da shi kawai lokacin da masana'antar kebul ta ƙayyade.

Yawan lubricant yana da mahimmanci. Dokar ta yau da kullun ita ce amfani da gallon ɗaya na lubricant a kowace ƙafa 100 na bututu don kowane inci 1 na diamita na igiya. Don manyan wayoyi a cikin dogon kwantena, pre-lubricate da bututu ta hanyar jan wani lubricant-nutsar swab ta hanyar kafin igiya ta shiga. Wannan aikin yana rufe duk bangon bututun tare da daidaitaccen kayan shafawa kuma yana rage tashin hankali na farawa. Kada ku dogara da lubrication kadai don shawo kan hanyar da ba a tsara ta da kyau ba; ƙari ne ga madaidaicin radius da girman kwantena, ba maye bane.

Mafi Kyawun Ayyuka don Cire Cable a Tsaro da Kuma Inganci

Kowane igiyar waya tana samun amfanin tsarin da ya dace da diamita da kuma sassauci.

  • Yi binciken hanyar kafin jawowa. [ ] Yi tafiya a duk hanyar kwantena, lura da wurin da radius na kowane lankwasawa, kasancewar ɓarnar, da yanayin akwatunan janyewa. Yi amfani da mandala ko gwajin gwajin ja don tabbatar da cewa kwantena tana da tsabta kuma diamita na ciki daidai ne. Don kwantena da ke akwai, dubawa ta bidiyo na iya gano shinge, ruwa tsaye, ko sassan da aka murƙushe waɗanda zasu iya lalata kebul.
  • Yi amfani da iyakar ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin
  • Zaɓi madaidaicin riƙe na janyewa. Yi amfani da safa mai mesh (Kellems grip) don wayoyi tare da jaket masu ƙarfi, riƙe kwandon don wayoyi masu madaidaiciya da yawa, ko kuma taɓa ido mai janyewa da aka haɗa zuwa madaidaicin mai jagora don manyan wayoyin wutar lantarki. Tabbatar da cewa riƙewar tana rarraba tashin hankali daidai kuma baya yanke cikin jaket ko matse ƙirar kebul.
  • Aika da lubrication a wurin da ya dace. [ ] Lubricate da kebul kamar yadda ya shiga cikin bututu, ba kawai a cikin spool. Don dogon janye, yi amfani da maki lubrication da yawa a cikin hanya, musamman kafin da bayan bends. A ci gaba da lubricant applicator cewa clamps a kan da kebul da kuma ciyar da lubricant kamar yadda kebul motsi ne mafi tasiri fiye da manual goga.
  • ]Binciken tashin hankali a cikin lokaci na ainihi. Mai auna tashin hankali ko sel na kaya tsakanin riƙe da janyewa da layin winch yana ba da amsa nan take. Idan tashin hankali ya tashi ba zato ba tsammani, dakatar da janyewa, gano dalilin, da gyara shi kafin ci gaba. Dalilai na yau da kullun sun haɗa da tsauri mai tsauri, tabo mai busassun mai shafawa, ko kebul wanda ya karkatar ko ya tsaya.
  • ]Sarrafa saurin janyewa. Ga yawancin igiyoyi, saurin gudu na 15 30 feet a minti ɗaya ya dace. Saurin gudu yana rage haɓakar zafi daga friction kuma yana ba da damar mai shafawa don aiki yadda ya kamata. Saurin sauri na iya haifar da igiyar zuwa jump a cikin bututun, yana ƙara friction da haɗarin yin kinking.
  • ] Bincika kebul bayan cirewa. ] Nan da nan bayan shigarwa, bincika kebul don yanke jaket, abrasions, kinks, ko alamun murkushewa. Don igiyoyin wutar lantarki, yi gwajin ƙarancin ƙarfi (hipot) ko gwajin juriya don tabbatar da amincin dielectric. Don igiyoyin bayanai, yi amfani da ma'aunin tunani na yankin lokaci (TDR) ko mai ba da shaida don bincika rashin daidaito ko ɓarkewar mai gudanarwa.
  • ]Document duk sigogin janyewa. Rubuta nau'in kebul, diamita, ƙimar sassauci, hanyar janyewa, karatun tashin hankali, man shafawa da zafin jiki na kewaye. Wannan takaddar tana tallafawa tabbatar da inganci, gyara matsala, da faɗaɗa gaba.

Kuskuren da Ake Yi a Yanayin Yin Fitarwa

Ko da masu shigarwa da suka ƙware za su iya yin kuskure game da haɗin haɗin lu'u-lu'u da sassauci.

  • ]Rashin ƙimar tashin hankali don madaidaitan wayoyi masu girma. ] Sauƙin aiki ba ya kawar da taro; har yanzu ana buƙatar ƙarfin ƙarfi don motsawa ta hanyar dogon ko madaidaitan madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin
  • ]Amfani da jan hannu akan igiyoyi masu matsakaici masu matsakaici. [ ] Kable wanda ya isa ya zama ƙarami don dacewa da tef na kifi amma ya yi tsananin tsananin daidaitawa da lankwasawa zai iya tsayawa ko zama mai ƙyama. Idan igiyar tana buƙatar mutane fiye da biyu don janyewa, sauya zuwa hanyar inji.
  • A cikin kwantena masu tsayi ko tsayi, nauyin kebul yana haifar da tashin hankali mai yawa a saman tashin hankali, wanda daga bisani ya ninka matsa lamba a kowane lankwasa. Yi amfani da tallafi na tsakiya ko riƙe da kebul a saman don sauƙaƙe tashin hankali.
  • Zaɓin mai shafawa bisa ga wadatarwa. Yin amfani da mai shafawa wanda bai dace da jaket ba zai iya taushi ko kumburi jaket ɗin, yana haifar da lalacewar dindindin. Tabbatar da dacewa da mai shafawa tare da masana'antar kebul kafin aikace-aikace.

Ƙarshen

Girman waya da sassauci ba kawai takamaiman takamaiman fasaha bane akan takardar bayanai; sune sigogi masu amfani waɗanda ke ƙayyade nasarar ko gazawar kowane jan zaren. Diamita yana sarrafa cikawar bututu, taƙaitawa, da matsin bangon gefe, yayin da sassauci ke ba da umarni kan yadda sauƙi kewayawar kewayawa da rarraba tashin hankali. Hadin gwiwar waɗannan dalilai biyu yana ƙayyade hanyar janyewa mai dacewa, dabarun lubrication, da iyakokin tashin hankali. Ta hanyar kimanta diamita da sassauci kafin janyewa, zaɓar kayan aiki da fasahohi masu kyau, da bin kyawawan ayyuka, masu sakawa zasu iya cimma amintattun, inganci, da amintattun shigarwar kebul waɗanda ke biyan aikin da kuma tsawon rai.

Don ƙarin karatu, duba Dokar Lantarki ta Kasa (NFPA 70) don bukatun cika bututu, da ƙa'idar ANSI / NECA 101-2020 don jagororin shigar da wutar lantarki, da kuma takamaiman shawarwarin janyewa daga manyan masana'antun kebul kamar FLT:4 Southwire ko FLT:6 Prysmian FLT:7. Don shigar da fiber optic, duba jagororin janyewar kungiyar fiber optic ta FLT:8. Waɗannan albarkatun suna ba da cikakken tebur, hanyoyin lissafi, da hanyoyin gwajin filin da suka dace da ƙa'idodin da aka rufe a cikin wannan labarin.