IEC_364-5-523_1983_PARTE_2.pdf

364-5-523 IEC 1983-33-TABLE 52-C7Current-carrying capacities,in amperes,for cables in free air for installation Methods E,F and Gof Table 52-B2Mineral insulation/Copper conductors and sheath/PVC covered or bare exposed to touch(see Note 2)Sheath temperature:70*C/Ambient temperature:30*CNumber and arrangement of conductors for Items E,F and G of Table 52-B2Three conductorsNominalTwo conductorsMulticorecross-sectionaltwin oror single-corearea of conductorsingle-corein trefoilSingle-coreSingle-coreSingle-coreformationtouchingvertical spacedhorizontal spacedMethod E or FMethod E or FMethod FMethod GMethod GorC3,90bee个？(mm2)D235500V19.516.53343783340645399175017.51534606350050054166102901361640320016204026039606461702684游170%28790400119930463206152098950606Notes 1.-For single-core cables,the sheaths of the cables of the circuit are connected together at both ends.2.-For bare cables exposed to touch,values should be multiplied by 0.9.-36364-5-523CE11983TABLEAU 52-C9Courants admissibles.en amperes.pour modes de pose E.F et G du tableau 52-B2Cabies isoles au polychlorure de vinyle poses a lair libre Conducteurs en cuivreTemperature de Iame:70C Temperature ambiante:30CModes de pose du tableau 52-B2CiblesmulticonducteursCibles monoconducteursSectionsTrois conducteurs en nappenominalesDeuxTroisTroisdesEspacisconducteursconducteursDeuxconducte山rschargeschargesconducteursconducteursen trefleContigushorizontale-verticale-mentmenl小0郭非(mm)2313.3418560633500905446950016-162137-501购219197超419影0000123061006415016401131201314415411131110114编0修9497659-8687030100585689911381070Note.-Pour les sections inferieures ou egales i 16 mm2les conducteurs sont supposes circulaires.Pour les sections supericures,lesvalcurs indiquees pour les ames sectorales peuvent etre appliquees de fagon sare aux imes circulaires.3645-5231EC1983-37-TABLE 52-C9Current-carrying capacities.in amperes.for cables in free air for installation Methods E.F and Gof Table 52-B2PVC insulation Copper conductorsConductortemperature:70 C Ambient temperature:30CInstallation methods of Table 52-B2MulticorecablesSingle-core cablesNominalThree single cores,flatcross-TwoThreeTwoThreesectionalsingleSpacedloadedloadedsinglearea ofcores,corescorescoresTouchingconductortrefoilhorizontalFFGG翔杂ao.Dm细）2345673346018206704194A690二-123156000150019151561261143264276352307320379恶482蕊9497二920875779798292063000585689911381070Note.Circular cooductors areassumed for sizes up to and including 16 mm.Values forlarger sizesrelate to shaped conductorsand may safely be applied to circular conductors.