Undrilled Entry Plate; Inserting And Routing The Cables; Bringing Cables Into The Terminal Box Gt640 With Cable Gland; Table 6-2 Connection Technology (With Cable Lug / Connection Without Cable Lug) - Siemens SIMOTICS FD 1LH1 Operating Instructions & Installation Instructions

Electrical connection

6.5 Inserting and routing the cables

6.4.6

Undrilled entry plate

If the entry plate is undrilled, you should match the number and size of the cable glands to the
operating conditions.
1. Unscrew the cable entry plate.
2. Drill the required number of holes or threads in the required size into the cable entry plate.
3. Mount the cable entry plate and the cables with the cable glands onto the terminal box.
6.5 Inserting and routing the cables
Table 6-2
Terminal box
GT640
1XB1621
1XB1631
1XB7730
1XB7731
1XB7740
1XB7750
6.5.1

Bringing cables into the terminal box GT640 with cable gland

1. If necessary, disassemble the screw caps of the threaded holes.
2. Screw in suitable cable glands for the respective cable into the threaded holes.
3. Route the cable properly through the gable gland dependent on supply system or converter
4. Prepare the cable ends accordingly for connection to the terminals.
5. Connect the ends of the cables to the terminals in accordance with the circuit diagram.
See also
Connecting cables with cable lugs (Page 89)
Connecting cables without cable lugs (Page 90)
86
The thickness of the plate is selected in such a way as to give a sufficient number of turns
when the holes are tapped.
Please note that you are responsible for ensuring that the entry plate still has sufficient
strength after the holes have been drilled and tapped.
Connection technology (with cable lug / connection without cable lug)
operation.
The circuit diagram is located in the cover of the terminal box.
Refer to the "Connecting cables..." section for more information.
With cable lug (Page 89)
Connection
Without cable lug (Page 90)
Operating Instructions 01/2019
SIMOTICS FD 1LH1