Main Terminal Boxes - Siemens 1LA8 Series Operating Instructions Manual

Caution
Compliance with the permissible loads for the
forces at the end of the shaft must be ensured
in accordance with the catalog data, as
otherwise bearing damage may occur.

2.5 Main Terminal boxes

The terminal box can be arranged either on the left or
right of the machine. It is not possible to subsequently
swap the position to the other side of the machine at a
later date. Please consult Siemens if you subsequently
4
need to convert the machine to the next larger size of
terminal box. Depending on size, the following
terminal boxes are generally used for connecting the
cables:
Motor Type
1LA8 31-2..8
1LA8 353/355-2..8
1LA8 357-6..8
1LA8 357-2..4
1LA8 40-4
Main Terminal Box
1XB7 622
1XB7 622
1XB7 622
1XB1 631
1XB1 631