Vacon NXL Series User Manual

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Contents

Vacon NXL Series User Manual Manual pdf 27 page image

vacon Cabling and connections 27(80)Vacon Oyj Telephone: +358-201-2121 Fax: +358-201-212 20524-hour support: +358-40-8371 150 Email: vacon@vacon.com66.1.1 CablingUse cables with heat resistance of at least +60°C. The cables and the fuses must be dimensionedaccording to the frequency converter nominal input current which you can find on the rating plate.Installation of cables according to UL regulations is presented in Chapter 6.1.3.Table 6-1 shows the minimum dimensions of the Cu-cables and the corresponding GG/GL fusesizes. The dimensions of the fuses in the table have been given taking their function as a cableoverload protection into account.If the motor temperature protection of the drive (see the Application Manual) is used as an overloadprotection, the cable shall be chosen accordingly.These instructions apply only to cases with one motor and one cable connection from the frequencyconverter to the motor. In any other case, ask the factory for more information.Mains cable Power cable intended for fixed installation andthe specific mains voltage. Shielded cable notrequired.(NKCABLES/MCMK or similar recommended)Motor cable Power cable equipped with concentric protectionwire and intended for the specific mains voltage.(NKCABLES /MCMK or similar recommended).OR: If EN61800-3 1 st environment is required, acable with low-impedance shield.Control cable Screened cable equipped with compact low-impedance shield (NKCABLES /jamak,SAB/ÖZCuY-O or similar).6.1.1.1 Cable and fuse sizesTerminal cable size (max)Frame Type I L[A]Fuse[A]MainscableCu [mm 2]Main terminal[mm 2]Earth terminal[mm 2]MF2 0002—0006 2-6 10 3*1.5+1.5 2.5 2.5MF3 0001—0005 1-5 10 3*1.5+1.5 2.5 2.5MF4 0007—0009 7—9 10 3*1.5+1.5 1—4 1—2.5MF4 0012 12 16 3*2.5+2.5 1—4 1—2.5MF5 0016 16 20 3*4+4 1—10 1—10MF5 0023 22 25 3*6+6 1—10 1—10MF5 0031 31 35 3*10+10 1—10 1—10Table 6-1. Cable and fuse sizes for Vacon NXL