Siemens 1LA8 Series - Exploded View and Parts Identification; Exploded View of 1 LA8 Motor Components

25
For motor Frame size Type
1LA8 1MA8
315 . . . . 315
. . . . 317
355 . . . . 353
. . . . 355 . . . . 357
400 . . . . 403
. . . . 405 . . . . 407
Motor Part No. Designation 5.00 Bearing shield at drive end 5.10 Flange bearing shield 6.00 Bearing shield at non-drive end 7.07 Integral fan 8.00 Rotor complete with external fan
and rolling-contact bearing
11.04 External fan, unidirectional 11.05 External fan, bidirectional 12.01 Fan cowl 12.70 Protective cover 20.00 Terminal box,
complete with terminals
Bearing Part No. Designation 3.20 Outer bearing cap on drive end 3.60 Inner bearing cap on drive end 4.20 Outer bearing cap on non-drive end 4.60 Inner bearing cap on non-drive end 3.10/4.10 V ring 1XB7 terminal box Part No. Designation 20.30 Terminal box cover 21.40 Insulating plate (terminal board)
without terminals
1XB1 terminal box Part No. Designation 20.00 Terminal box, complete 20.30 Terminal box cover
Terminal post insulator
Terminal box 1XB1 631Terminal box 1XB7 622
6.3.9 Exploded View – 1LA8 Motor