Laying Cables - Siemens SIMOTICS FD 1LL1 Operating Instructions Manual

You can rotate the cable entry through 180°.
Table 6-4
Terminal box
1XB1621
1XB1631
1XB7730
1XB7731
1XB7740
1XB7750
Insert the cable into the terminal box
Proceed as follows when introducing cables into the terminal box:
1. Unscrew the cable entry plate.
2. Drill the required number of holes or threads in the required size in the cable entry plate.
3. Fit the required cable glands.
4. Route the cables through the cable glands.
5. Fit the cable entry plate to the terminal box with the assembled cables.
6. Connect the ends of the cables to the terminals in accordance with the circuit diagram. The
Refer to Chapter "Connecting cables ..." for more information.
6.4.3

Laying cables

● Lay the cables in accordance with IEC/EN 60364-5-52.
● Use EMC cable glands for fixed cables. Screw the EMC cable glands into the threaded
● Use shielded cables whose shields are conductively connected to a large area of the
● In the case of aluminum connecting bars, insert a steel washer between the cable lug and
● Arrange the exposed connecting cables in the terminal box so that the PE conductor has
● Close off unused bushings with a metal threaded plug. This is the way to achieve a high
SIMOTICS FD 1LL1
Operating Instructions 04/2016
Cable entry plate versions
Standard
Cable entry plate with boreholes
2 x M80 x 2 + 2 x M25 x 1.5
4 x M80 x 2 + 2 x M25 x 1.5
1 x M72 x 2 + 3 x M25 x 1.5
2 x M72 x 2 + 3 x M25 x 1.5
4 x M80 x 2 + 3 x M25 x 1.5
8 x M72 x 2 + 3 x M25 x 1.5
Ensure that the cable entry plate can be assembled after drilling and that it features
sufficient stiffness.
circuit diagram is located in the cover of the terminal box.
holes in the entry plate, which can be unscrewed.
terminal box of the motor via EMC cable glands.
the connecting bar. This prevents contact corrosion.
excess length and the insulation of the cable strands cannot be damaged.
frequency-proof shielding.
Electrical connection
6.4 Connection
Explosion protected version / op‐
tion L01
Undrilled
79