ABB MT series Installation, Operation & Maintenance Manual page 120

5.3 Överhettningsskydd för lindningarna ............................................................................................. 127
5.4 Lagerström ................................................................................................................................... 128
5.4.1 Eliminering av lagerströmmar med ABB ACS550- och ACS800-omriktare ......................... 128
5.4.2 Eliminering av lagerströmmar med övriga omriktare ............................................................ 128
5.5 Kabelanslutningar, jordning och EMC ............................................................................................ 128
5.6 Driftvarvtal ..................................................................................................................................... 128
5.7 Motordimensionering för tillämpningar med omriktarmatning ......................................................... 128
5.7.1 Allmänt ............................................................................................................................... 128
5.7.2 Dimensionering med ABB ACS800-omriktare med DTC-styrning ....................................... 128
5.7.3 Dimensionering med ABB ACS550-omriktare .................................................................... 129
5.7.4 Dimensionering med andra spänningsomriktare av PWM-typ ............................................. 129
5.7.5 Kortvarig överbelastning ..................................................................................................... 129
5.8 Märkskyltar ................................................................................................................................... 129
5.9 Driftsättning av tillämpning med omriktarmatning .......................................................................... 129
6. Underhåll .............................................................................................................................................. 130
6.1 Allmänn inspektion ........................................................................................................................ 130
6.1.1 Reservmotorer .......................................................................................................................130
6.2 Smörjning ..................................................................................................................................... 130
6.2.1 Motorer med permanentsmorda lager ................................................................................ 130
6.2.2 Motorer med smörjnipplar .................................................................................................. 131
6.2.3 Smörjintervall och fettmängder ........................................................................................... 131
6.2.4 Smörjmedel ........................................................................................................................ 133
7. Eftermarknad ....................................................................................................................................... 134
7.1 Reservdelar ................................................................................................................................... 134
7.2 Omlindning .................................................................................................................................... 134
7.3 Lager ............................................................................................................................................ 134
8. Miljökrav .............................................................................................................................................. 134
8.1 Ljudnivå ........................................................................................................................................ 134
9. Felsökning ........................................................................................................................................... 135
SV-120
ABB Motors and Generators | Low voltage motor manual 01-2009