【正版授权】 IEC 62255-2:2005 EN-D Multicore and symmetrical pair/quad cables for broadband digital communications (high bit rate digital access telecommunication networks) - Outside pla

IEC62255-2:2005EN_DMulticoreandsymmetricalpair/quadcablesforbroadbanddigitalcommunications(highbitratedigitalaccesstelecommunicationnetworks)-Outsideplantcables-Part2:Unfilledcablesisaninternationalstandardthatspecifiesthetechnicalrequirementsformulticoreandsymmetricalpair/quadcablesusedinbroadbanddigitalcommunications(highbitratedigitalaccesstelecommunicationnetworks).Thesecablesaretypicallyusedinoutsideplantapplications,suchasintelephoneandinternetsystems.

Thestandardincludesspecificdetailsaboutthecablematerials,includingtheirelectricalandmechanicalproperties,suchastensilestrength,bendingradius,insulationmaterialandtype,aswellaselectricalconductivities.Thestandardalsospecifieshowthesecablesaredesignedandmanufacturedtoensurethattheymeetcertainqualityandperformancestandards.

Cablesthatcomplywiththisstandardmustbeabletowithstandvariousenvironmentalconditions,includingtemperature,humidity,andexternalmechanicalforces,withoutdegradationorfailure.Thecablesmustalsobeabletotransmitelectricalsignalsathighspeedsandwithminimallosses.

Inadditiontothetechnicalspecifications,thestandardalsoincludesinformationaboutthetestingandcertificationprocessesforthesecables.Theseprocessesensurethatonlyqualifiedcablesareallowedtobeusedinthetelecommunicationnetworks.

IEC62255-2:2005EN_DMulticoreandsymmetricalpair/quadcablesforbroadbanddigitalcommunications(highbitratedigitalaccesstelecommunicationnetworks)-Outsideplantcables-Part2:Unfilledcables标准规定了用于宽带数字通信（高速数字接入通信网络）的多芯和对等/四芯电缆的技术要求，这些电缆通常用于外部植物应用，如电话和互联网系统。该标准详细说明了电缆的材料，包括其电气和机械性能，如抗拉强度、弯曲半径、绝缘材料和类型，以及电导率。该标准还规定了这些电缆的设计和制造方式，以确保它们能够满足一定的质量和性能标准。IEC62255-2符合该标准的电缆必须能够承受各种环境条件，包括温度