Intambo yeShishini yeoyile/yegesi
Intambo ye-PAS BS 5308 Icandelo lesi-2 Uhlobo lwesi-2 lwe-PVC/IS/OS/PVC/SWA/PVC
ISICELO
Iintambo ze-BS 5308 ezifumaneka esidlangalaleni (PAS) ziyilelwe
ukuphatha imiqondiso yonxibelelwano kunye nolawulo kwiindidi ezahlukeneyo
iintlobo zokufakelwa kuquka nomzi-mveliso we-petrochemical.
ingaba yi-analogue, idatha okanye uhlobo lwelizwi kwaye ivela kwiindidi ezahlukeneyo
ii-transducers ezifana noxinzelelo, ukusondela okanye imakrofoni. Inxalenye 2
Iintambo zohlobo lwesibini zenzelwe apho inqanaba eliphezulu loomatshini
ukhuseleko luyimfuneko, oko kukuthi umngcwabo wangaphandle/ovezwe okanye umngcwabo ngqo
Ubunzulu obufanelekileyo. Ihlolwe nganye nganye ukuze kuqinisekiswe ukhuseleko lwesignali.
Iimpawu
I-Voltage elinganisiweyo:Uo/U: 300/500V
Ubushushu obulinganisiweyo:
Ilungisiwe: -40ºC ukuya ku +80ºC
Iguquguquka: 0ºC ukuya ku +50ºC
Ubuncinane beRediyasi yokugoba:12D
ULWAKHIWO
Umqhubi
0.5mm² - 0.75mm²: Umqhubi wekopolo oguquguqukayo weKlasi yesi-5
1mm² nangaphezulu: Umqhubi wekopolo oxineneyo weKlasi yesi-2
Ukuvala ubushushu: I-PVC (iPolyvinyl Chloride)
Isikrini somntu ngamnye kunye nesibanzi: I-Al/PET (Iteyiphu ye-Aluminiyam/yePolyester)
Ucingo lokukhupha amanzi: Ubhedu olufakwe ebhotileni
Ijakethi yangaphakathi:I-PVC (iPolyvinyl Chloride)
Isikrweqe:I-SWA (Isixhobo Sokugquma Intsimbi Yesinyithi Esigalelwe Isinyithi)
Isingxobo:I-PVC (iPolyvinyl Chloride)
Umbala weSheath: luhlaza okwesibhakabhaka omnyama
Intshayelelo kwi-BS 5308 Icandelo lesi-2 Uhlobo lwesi-2 Intambo ye-PVC/IS/OS/PVC/SWA/PVC
I. Isishwankathelo
Intambo ye-BS 5308 Icandelo lesi-2 Uhlobo lwesi-2 ye-PVC/IS/OS/PVC/SWA/PVC yimveliso ebalulekileyo kwicandelo lonxibelelwano kunye nokuhanjiswa kwesignali yokulawula. Yenzelwe ukuhlangabezana neemfuno zeemeko ezahlukeneyo zokufakela, ingakumbi kwishishini le-petrochemical, ngelixa ikwabonelela ngeempawu ezahlukeneyo zokusebenza okuthembekileyo.
II. Isicelo
Ukuhanjiswa kweSignali
Le ntambo yenzelwe ukuthwala iintlobo ngeentlobo zemiqondiso, kuquka i-analogue, idatha, kunye nemiqondiso yelizwi. Imiqondiso evela kwiitransducer ezahlukeneyo ezifana nezinzwa zoxinzelelo, izixhobo zokubona umgama, kunye neemakrofoni zinokudluliselwa ngempumelelo. Oku kuguquguquka kwenza ukuba ifaneleke kwiinkqubo ezininzi zonxibelelwano kunye nolawulo, ibonelela ngoqhagamshelo olungenamthungo kwiinkqubo ezahlukeneyo zobuchwepheshe.
Ishishini lePetrochemical kunye neNgaphaya kwayo
Kwishishini le-petrochemical, apho ukhuseleko nokusebenza kakuhle kubaluleke kakhulu, le ntambo idlala indima ebalulekileyo. Ingasetyenziswa kwiindawo ezahlukeneyo ngaphakathi kwishishini ukuqinisekisa ukudluliselwa kwesignali okuthembekileyo kwiinkqubo ezibalulekileyo.
Iimfuneko zoKhuseleko loomatshini
Icandelo lesi-2 Iintambo zohlobo lwe-2 zenzelwe ngokukodwa iimeko apho kufuneka ukhuseleko olukhulu loomatshini. Oku kuquka ukufakelwa ngaphandle okanye okubonakalayo kunye nokungcwatywa ngqo kubunzulu obufanelekileyo. Kwiimeko zangaphandle, intambo ingachaphazeleka kwiimeko ezahlukeneyo zokusingqongileyo ezifana nemozulu, impembelelo yomzimba, okanye ukurhawuzelelwa. Ukukwazi ukungcwatywa ngqo kuyenza ifaneleke ukufakelwa phantsi komhlaba apho kufuneka imelane noxinzelelo lomhlaba kunye nomonakalo onokubakho ovela kwizinto ezingaphantsi komhlaba.
Ukhuseleko lweSignali
Uyilo lwentambo olujongiweyo ngokwalo luphucula ukhuseleko lwesignali. Kwiindawo apho ukuthembeka kwesignali kubalulekile, njengakwiinkqubo zolawulo lwemizi-mveliso okanye kwiinethiwekhi zonxibelelwano, olu phawu luqinisekisa ukuba imiqondiso edluliselweyo ikhuselekile ekuphazamisekeni, kugcinwa ukuchaneka nokuthembeka kwedatha okanye unxibelelwano.
III. Iimpawu
I-Voltage elinganisiweyo
Ngombane olinganisiweyo we-Uo/U: 300/500V, intambo ifanelekile kakhulu kwiintlobo ezininzi zombane ezinxulumene nonxibelelwano kunye nokudluliselwa kwesignali yokulawula. Olu vavanyo lwevolthi luyivumela ukuba isebenze ngaphakathi koluhlu oluqhelekileyo, ibonelela ngombane ozinzileyo kwiisignali ezithwalayo.
Ubushushu obulinganisiweyo
Intambo inomlinganiselo wobushushu olinganisiweyo ohluka ngokuxhomekeke kwimeko yayo. Kwiifekthi ezimiselweyo, ingasebenza ngaphakathi komlinganiselo wobushushu obuphakathi kwe-40ºC ukuya kwi-+80ºC, ngelixa kwiimeko eziguquguqukayo, uluhlu luqala kwi-0ºC ukuya kwi-+50ºC. Olu tshintsho lubanzi lobushushu luyenza ikwazi ukusetyenziswa kwiindawo ezahlukeneyo zemozulu, ukusuka kwiindawo ezibandayo kakhulu ukuya kwiindawo ezishushu kakhulu.
Ubuncinane beRediyasi yokugoba
Irediyasi encinci yokugoba ye-12D ichaziwe kule ntambo. Olu phawu lubalulekile ngexesha lokufakelwa njengoko lugqiba ukuba intambo inokugoba kangakanani ngaphandle kokubangela umonakalo kwisakhiwo sayo sangaphakathi. Ivumela ukuguquguquka ekuhambiseni intambo kwiindlela ezahlukeneyo zokufakela.
IV. Ulwakhiwo
Umqhubi
Kwiindawo ezinqamlezileyo eziphakathi kwe-0.5mm² - 0.75mm², intambo isebenzisa ii-conductors ze-copper eziguquguqukayo zeClass 5. Ezi conductors zibonelela ngokuguquguquka okugqwesileyo, okuluncedo kwiindawo apho intambo inokufuna ukugotywa okanye ukushukunyiswa. Kwiindawo ze-1mm² nangaphezulu, kusetyenziswa ii-conductors ze-copper ezifakwe kwi-stranded zeClass 2. Ezi zibonelela ngokuqhuba kakuhle kunye namandla oomatshini, ziqinisekisa ukuhanjiswa kwesignali ngokufanelekileyo kunye nokuqina.
Ukuvala ubushushu
Ukufakelwa kwe-PVC (iPolyvinyl Chloride) okusetyenziswe kule ntambo kubonelela ngokufakelwa kombane. I-PVC sisixhobo esingabizi kakhulu nesisetyenziswa rhoqo ekufakweni kwentambo, esinceda ukuthintela ukuvuza kombane nokuqinisekisa ukuthembeka kwemiqondiso edluliselwayo.
Uvavanyo
Isikrini somntu ngamnye nesonke esenziwe nge-Al/PET (Aluminium/Polyester Tape) sikhusela ukuphazamiseka kwe-electromagnetic. Oku kubalulekile ekugcineni umgangatho wemiqondiso edluliswayo, ingakumbi kwiindawo ezinokuba nemithombo yengxolo ye-electromagnetic.
Ucingo lokukhupha amanzi
Ucingo lokukhupha ubhedu olufakwe kwisitya lunceda ekususeni naziphi na iintlawulo ze-electrostatic ezinokuqokelelana kwintambo. Oku kunceda ekuphuculeni ukhuseleko kunye nokusebenza kwentambo ngokuthintela iingxaki ezinxulumene nokungasebenzi kakuhle.
Ijakethi yangaphakathi, isikrweqe, kunye nesingxobo
Ijakethi yangaphakathi, eyenziwe ngePVC, inika umaleko owongezelelweyo wokhuseleko kwiindawo zangaphakathi zentambo. I-SWA (Galvanized Steel Wire Armour) inika ukhuseleko oluqinileyo loomatshini, ikhusela intambo kwimikhosi yangaphandle efana nokutyumza, ukubetheka, okanye ukukrweleka. I-sheath yangaphandle, nayo eyenziwe ngePVC, ikhusela ngakumbi intambo kwaye inombala we-sheath oluhlaza okwesibhakabhaka ukuya kumnyama, onceda ekuchongeni ngokulula ngexesha lokufakwa.
Ukuqukumbela, intambo ye-BS 5308 Icandelo lesi-2 Uhlobo lwe-PVC/IS/OS/PVC/SWA/PVC yintambo eyilwe kakuhle eneempawu ezininzi ezenza ifaneleke kwiintlobo ngeentlobo zezicelo. Ukukwazi kwayo ukuthwala iintlobo ezahlukeneyo zemiqondiso, ukumelana neemeko ezahlukeneyo zokusingqongileyo, kunye nokubonelela ngokhuseleko loomatshini kunye nemiqondiso kuyenza ibe lukhetho oluthembekileyo kumashishini afana neshishini le-petrochemical nakwiinkqubo ezahlukeneyo zonxibelelwano kunye nolawulo.
I. Isishwankathelo
Intambo ye-BS 5308 Icandelo lesi-2 Uhlobo lwesi-2 ye-PVC/IS/OS/PVC/SWA/PVC yimveliso ebalulekileyo kwicandelo lonxibelelwano kunye nokuhanjiswa kwesignali yokulawula. Yenzelwe ukuhlangabezana neemfuno zeemeko ezahlukeneyo zokufakela, ingakumbi kwishishini le-petrochemical, ngelixa ikwabonelela ngeempawu ezahlukeneyo zokusebenza okuthembekileyo.
II. Isicelo
Ukuhanjiswa kweSignali
Le ntambo yenzelwe ukuthwala iintlobo ngeentlobo zemiqondiso, kuquka i-analogue, idatha, kunye nemiqondiso yelizwi. Imiqondiso evela kwiitransducer ezahlukeneyo ezifana nezinzwa zoxinzelelo, izixhobo zokubona umgama, kunye neemakrofoni zinokudluliselwa ngempumelelo. Oku kuguquguquka kwenza ukuba ifaneleke kwiinkqubo ezininzi zonxibelelwano kunye nolawulo, ibonelela ngoqhagamshelo olungenamthungo kwiinkqubo ezahlukeneyo zobuchwepheshe.
Ishishini lePetrochemical kunye neNgaphaya kwayo
Kwishishini le-petrochemical, apho ukhuseleko nokusebenza kakuhle kubaluleke kakhulu, le ntambo idlala indima ebalulekileyo. Ingasetyenziswa kwiindawo ezahlukeneyo ngaphakathi kwishishini ukuqinisekisa ukudluliselwa kwesignali okuthembekileyo kwiinkqubo ezibalulekileyo.
Iimfuneko zoKhuseleko loomatshini
Icandelo lesi-2 Iintambo zohlobo lwe-2 zenzelwe ngokukodwa iimeko apho kufuneka ukhuseleko olukhulu loomatshini. Oku kuquka ukufakelwa ngaphandle okanye okubonakalayo kunye nokungcwatywa ngqo kubunzulu obufanelekileyo. Kwiimeko zangaphandle, intambo ingachaphazeleka kwiimeko ezahlukeneyo zokusingqongileyo ezifana nemozulu, impembelelo yomzimba, okanye ukurhawuzelelwa. Ukukwazi ukungcwatywa ngqo kuyenza ifaneleke ukufakelwa phantsi komhlaba apho kufuneka imelane noxinzelelo lomhlaba kunye nomonakalo onokubakho ovela kwizinto ezingaphantsi komhlaba.
Ukhuseleko lweSignali
Uyilo lwentambo olujongiweyo ngokwalo luphucula ukhuseleko lwesignali. Kwiindawo apho ukuthembeka kwesignali kubalulekile, njengakwiinkqubo zolawulo lwemizi-mveliso okanye kwiinethiwekhi zonxibelelwano, olu phawu luqinisekisa ukuba imiqondiso edluliselweyo ikhuselekile ekuphazamisekeni, kugcinwa ukuchaneka nokuthembeka kwedatha okanye unxibelelwano.
III. Iimpawu
I-Voltage elinganisiweyo
Ngombane olinganisiweyo we-Uo/U: 300/500V, intambo ifanelekile kakhulu kwiintlobo ezininzi zombane ezinxulumene nonxibelelwano kunye nokudluliselwa kwesignali yokulawula. Olu vavanyo lwevolthi luyivumela ukuba isebenze ngaphakathi koluhlu oluqhelekileyo, ibonelela ngombane ozinzileyo kwiisignali ezithwalayo.
Ubushushu obulinganisiweyo
Intambo inomlinganiselo wobushushu olinganisiweyo ohluka ngokuxhomekeke kwimeko yayo. Kwiifekthi ezimiselweyo, ingasebenza ngaphakathi komlinganiselo wobushushu obuphakathi kwe-40ºC ukuya kwi-+80ºC, ngelixa kwiimeko eziguquguqukayo, uluhlu luqala kwi-0ºC ukuya kwi-+50ºC. Olu tshintsho lubanzi lobushushu luyenza ikwazi ukusetyenziswa kwiindawo ezahlukeneyo zemozulu, ukusuka kwiindawo ezibandayo kakhulu ukuya kwiindawo ezishushu kakhulu.
Ubuncinane beRediyasi yokugoba
Irediyasi encinci yokugoba ye-12D ichaziwe kule ntambo. Olu phawu lubalulekile ngexesha lokufakelwa njengoko lugqiba ukuba intambo inokugoba kangakanani ngaphandle kokubangela umonakalo kwisakhiwo sayo sangaphakathi. Ivumela ukuguquguquka ekuhambiseni intambo kwiindlela ezahlukeneyo zokufakela.
IV. Ulwakhiwo
Umqhubi
Kwiindawo ezinqamlezileyo eziphakathi kwe-0.5mm² - 0.75mm², intambo isebenzisa ii-conductors ze-copper eziguquguqukayo zeClass 5. Ezi conductors zibonelela ngokuguquguquka okugqwesileyo, okuluncedo kwiindawo apho intambo inokufuna ukugotywa okanye ukushukunyiswa. Kwiindawo ze-1mm² nangaphezulu, kusetyenziswa ii-conductors ze-copper ezifakwe kwi-stranded zeClass 2. Ezi zibonelela ngokuqhuba kakuhle kunye namandla oomatshini, ziqinisekisa ukuhanjiswa kwesignali ngokufanelekileyo kunye nokuqina.
Ukuvala ubushushu
Ukufakelwa kwe-PVC (iPolyvinyl Chloride) okusetyenziswe kule ntambo kubonelela ngokufakelwa kombane. I-PVC sisixhobo esingabizi kakhulu nesisetyenziswa rhoqo ekufakweni kwentambo, esinceda ukuthintela ukuvuza kombane nokuqinisekisa ukuthembeka kwemiqondiso edluliselwayo.
Uvavanyo
Isikrini somntu ngamnye nesonke esenziwe nge-Al/PET (Aluminium/Polyester Tape) sikhusela ukuphazamiseka kwe-electromagnetic. Oku kubalulekile ekugcineni umgangatho wemiqondiso edluliswayo, ingakumbi kwiindawo ezinokuba nemithombo yengxolo ye-electromagnetic.
Ucingo lokukhupha amanzi
Ucingo lokukhupha ubhedu olufakwe kwisitya lunceda ekususeni naziphi na iintlawulo ze-electrostatic ezinokuqokelelana kwintambo. Oku kunceda ekuphuculeni ukhuseleko kunye nokusebenza kwentambo ngokuthintela iingxaki ezinxulumene nokungasebenzi kakuhle.
Ijakethi yangaphakathi, isikrweqe, kunye nesingxobo
Ijakethi yangaphakathi, eyenziwe ngePVC, inika umaleko owongezelelweyo wokhuseleko kwiindawo zangaphakathi zentambo. I-SWA (Galvanized Steel Wire Armour) inika ukhuseleko oluqinileyo loomatshini, ikhusela intambo kwimikhosi yangaphandle efana nokutyumza, ukubetheka, okanye ukukrweleka. I-sheath yangaphandle, nayo eyenziwe ngePVC, ikhusela ngakumbi intambo kwaye inombala we-sheath oluhlaza okwesibhakabhaka ukuya kumnyama, onceda ekuchongeni ngokulula ngexesha lokufakwa.
Ukuqukumbela, intambo ye-BS 5308 Icandelo lesi-2 Uhlobo lwe-PVC/IS/OS/PVC/SWA/PVC yintambo eyilwe kakuhle eneempawu ezininzi ezenza ifaneleke kwiintlobo ngeentlobo zezicelo. Ukukwazi kwayo ukuthwala iintlobo ezahlukeneyo zemiqondiso, ukumelana neemeko ezahlukeneyo zokusingqongileyo, kunye nokubonelela ngokhuseleko loomatshini kunye nemiqondiso kuyenza ibe lukhetho oluthembekileyo kumashishini afana neshishini le-petrochemical nakwiinkqubo ezahlukeneyo zonxibelelwano kunye nolawulo.