Terminal box 1XB1631 (Page 70)
Terminal box 1XB1634 (Page 71)
6.2.1 Terminal box GT640
The GT640 terminal box is used only for machines with shaft height 315.
Figure 6-2 Terminal box GT640
The connecting cables are introduced into the GT640 terminal box through the cable glands
with threaded holes 2 x M72 x 2 and 2 x M20 x 1.5. The cable glands are not included in the
standard scope of supply.
You can find additional information here:
●
● Connecting cables with cable lugs (Page 78)
● Connection without cable lugs (Page 79)
6.2.2 Terminal box 1XB1621
Figure 6-3 Terminal box 1XB1621
The connecting cables are introduced into the 1XB1621 terminal box through the cable glands
with threaded holes 2 x M80 x 2 and 2 x M25 x 1.5. The cable glands are not included in the
standard scope of supply. The version with sealing insert with break-off ring is optional.
Electrical connection
6.2 Terminal box
SIMOTICS TN Series N-compact 1PQ8
Operating Instructions 11/2018 69
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