Vacon 100 Installation Manual

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Vacon 100 Installation Manual Manual pdf 35 page image

5 POWER CABLING5.1 CABLE DIMENSIONING AND SELECTION5.1.1 CABLE AND FUSE SIZES, IECWe recommend the fuse type gG/gL (IEC 60269-1) for mains fuses (-F1). Use only fuses thathave a sufficient voltage rating according to the mains voltage. Do not use larger fuses thanwhat is recommended in Table 7. The fuses are selected for short circuit protection only.NOTE!The overcurrent protection of parallel cables must be done with separate fuses.Make sure that the operation time of the fuse is less than 0.4 seconds. The operation timeagrees with the fuse type and the impedance of the supply circuit.The table also shows the typical symmetrically shielded copper and aluminum types of thecables that can be used with the AC drive.NOTE!The mains cable and fuse sizes are valid up to a cable length of 100 m, with mainsIK = 20 kA.BA33 333-F13-FC1 -TA1-T1Fig. 20: The location of the fuses, MR8-MR10A. The mains fuses B. The cabinetBA33 333-F13-FC1.1 -TA1.1333-F13-FC1.2 -TA1.2-TFig. 21: The location of the fuses, MR12A. The mains fuses B. The cabinetThe drive should be protected with fast acting aR-type fuses (-FC1) (see Table 9, Table 10,Table 11 and Table 12). Do not use other fuses than these. These fuses are included in thedelivery.POWER CABLING VACON · 3524-HOUR SUPPORT +358 (0)201 212 575 · EMAIL: VACON@VACON.COM 5