Low voltage motor manual 01-2009
| ABB Motors and Generators
SV-119
1. Inledning ............................................................................................................................................... 121
1.1 EU-deklaration (Declaration of Conformity) .................................................................................... 121
1.2 Giltighet ........................................................................................................................................ 121
2. Hantering ............................................................................................................................................. 122
2.1 Ankomstkontroll ............................................................................................................................ 122
2.2 Transport och lagring .................................................................................................................... 122
2.3 Lyft ..............................................................................................................................................122
2.4 Vikt ..............................................................................................................................................122
3. Installation och driftsättning .............................................................................................................. 123
3.1 Allmänt .......................................................................................................................................... 123
3.2 Kontroll av isolationsresistansen .................................................................................................... 123
3.3 Fundament ................................................................................................................................... 123
3.4 Balansering och montering av kopplingshalvor och remskivor ....................................................... 124
3.5 Montering och uppriktning av motorn ............................................................................................ 124
3.6 Spännlinjaler och remdrift .............................................................................................................. 124
3.7 Motorer med dräneringspluggar för kondensvatten ....................................................................... 124
3.8 Kablage och elanslutningar ........................................................................................................... 124
3.8.1 Anslutningar för olika startmetoder ..................................................................................... 125
3.8.2 Anslutning av hjälputrustning .............................................................................................. 125
3.9 Uttag och rotationsriktning ............................................................................................................ 125
4. Drift ......................................................................................................................................................126
4.1 Drift ............................................................................................................................................... 126
4.2 Kylning .......................................................................................................................................... 126
4.3 Säkerhetsöverväganden ................................................................................................................ 126
5. Lågspänningsmotorer med omriktarmatning .................................................................................. 127
5.1 Inledning ....................................................................................................................................... 127
5.2 Lindningsisolering .......................................................................................................................... 127
5.2.1 Fas till fas-spänning ........................................................................................................... 127
5.2.1 Fas till jord-spänning .......................................................................................................... 127
5.2.3 Val av lindningsisolering för ACS550- och ACS800-omriktare ............................................. 127
5.2.4 Val av lindningsisolering med övriga omriktare .................................................................... 127
Lågspänningsmotorer
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