Figure 6-11 Connection Using Terminal Clamps (Schematic Diagram) - Siemens SIMOTICS FD 1LH1 Operating Instructions & Installation Instructions

4. Make sure the terminal clamps
5. If you have loosened the terminal body clamping bolts
SIMOTICS FD 1LH1
Operating Instructions 01/2019
Insert the cable into the terminal clamps. Tighten the clamping nuts
torque as specified in the following table.
Terminal box
GT640 / 1XB1621 / 1XB1631 / 1XB1634
1XB7730 / 1XB7731
1XB7740 / 1XB7750
Figure 6-11 Connection using terminal clamps (schematic diagram)
following torque:
Terminal box
1XB1621 / 1XB1631 / 1XB1634
GT640 / 1XB7730 / 1XB7731 / 1XB7740 / 1XB7750
For terminal boxes GT640, 1XB7730 and 1XB7731, fasten the terminal element
clamping nut M12 on the threaded stud of the terminal support with a torque of 20 Nm.
③ ④
, are arranged correctly for the size of the conductor.
Electrical connection
6.5 Inserting and routing the cables
⑤
to the tightening
Tightening torque
8 Nm
4 Nm
8 Nm
②
, then retighten them with the
Tightening torque
40 Nm
20 Nm
①
using a
91