CABLES AND WIRES - Novkabel

Table: Cables with PVC insulation, laid in the groundPermitted operatingtemperatureGround temperatureInsulation70 O C20 O CConductor Copper AluminiumMethod of cableinstallationMulti-coreSingle-core - intrianglePVCIn groundMulti-coreSingle-core - intriangleNo. of loaded cores 3 3 3 3Nominal cross-sectionof Cu conductors(mm 2 )Load (A)1,5 27 30 - -2,5 36 39 - -4 47 50 - -6 59 62 - -10 79 83 - -16 102 107 - -25 133 138 102 10635 159 164 123 12750 188 195 144 15170 232 238 179 18595 280 286 215 222120 318 325 245 253150 359 365 275 284185 406 413 313 322240 473 479 364 375300 535 541 419 425400 613 614 484 487500 687 693 553 558When laying the cables in the ground, the depth is 70 cm.Specific thermal resistance is 1 Km/W.223Table: Cables with XLPE insulation, laid in the airPermitted operatingtemperatureAir temperatureInsulation90 O C30 O CXLPEConductor Copper AluminiumMethod of cableinstallationMulti-coreSingle-core - intriangleIn airMulti-coreSingle-core - intriangleNo. of loaded cores 3 3 3 3Nominal cross-sectionof Cu conductors(mm 2 )Load (A)1,5 24 26 - -2,5 32 34 - -