low-voltage
low-voltage
low-voltage
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Squirrel-cage motors<br />
Technical information<br />
Mechanical design<br />
2<br />
■ Bearings (continued)<br />
Diagrams of bearings<br />
Fig. 1 Drive-end bearing Non-drive end bearing<br />
Fig. 2 Drive-end bearing Non-drive end bearing<br />
M1-5011d<br />
M1-5012e<br />
M1-5013d<br />
M1-5014d<br />
Fig. 3 Drive-end bearing Non-drive end bearing<br />
Located bearings for 1LA7/1LA9/1MA7, frame sizes 56 to 160<br />
Fig. 4 Drive-end bearing Non-drive end bearing<br />
M1-5163a<br />
M1-5164a<br />
M1-5165<br />
M1-5166<br />
Located bearings for 1LA5, frame sizes 180 to 225<br />
1LA9, 1MA6, frame sizes 180 to 200<br />
Fig. 5 Drive-end bearing Non-drive end bearing<br />
Fig. 6 Drive-end bearing Non-drive end bearing<br />
M1-5167<br />
M1-5168<br />
M1-5251<br />
M1-5252<br />
Frame sizes<br />
280 S to 315 L, 2- to 8-pole<br />
Frame sizes<br />
315 to 450, 2- to 8-pole, IM B3<br />
Fig. 7 Drive-end bearing Drive-end bearing Non-drive end bearing<br />
M1-5255<br />
M1-5254 M1-5253<br />
Frame sizes<br />
315, 2- to 8-pole, IM V1<br />
Frame sizes<br />
355 and 450, 2- to 8-pole, IM V1<br />
Frame sizes<br />
315 to 450, 2- to 8-pole, IM V1<br />
2/34<br />
Siemens M 11 · 2003/2004