Concentric Cable
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ASTM/ICEA-S-95-658 Standard Copper Concentric Cable
Copper Core Concentric Cable an yi shi ne da madaidaiciyar madugu na tsakiya ɗaya ko biyu ko jan ƙarfe mai laushi, tare da rufin PVC ko XLPE, madubi na waje wanda aka yi da wayoyi masu laushi da yawa waɗanda ke makale a cikin kambi da baƙar fata na waje wanda za a iya yin shi da PVC, polyethylene thermoplastic. ya da XLPE.
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SANS 1507 SNE Concentric Cable
Ana amfani da waɗannan igiyoyi don samar da wutar lantarki tare da tsarin Kariya Multiple Earthing (PME), inda haɗin Duniya mai kariya (PE) da Neutral (N) - tare da aka sani da PEN - yana haɗa haɗin tsaka-tsaki-da-ƙasa zuwa ainihin duniya a wurare da yawa. don rage haɗarin girgiza wutar lantarki a yayin da ya sami karyewar PEN.
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SANS 1507 CNE Concentric CNE
Madaidaicin madauwari mai kauri mai kauri mai kauri mai kauri, XLPE wanda aka keɓe tare da tsararrun madugu na ƙasa mara hankali.Polyethylene sheathed 600/1000V gidan haɗin sabis na USB.Nailan ripcord dage farawa a karkashin kube.An kera shi zuwa SANS 1507-6.
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ASTM/ICEA-S-95-658 Standard Aluminum Concentric Cable
Ana iya amfani da irin wannan nau'in madubi a busassun wurare da jika, binne kai tsaye ko a waje;Matsakaicin zafin aiki na aiki shine 90ºC kuma ƙarfin lantarki na sabis don duk aikace-aikacen shine 600V.