Inserting The Cable Into The Gt640 Terminal Box; Inserting The Cable Into The 1Xb16; Table 6-3 Connection Technology (With Cable Lug / Connection Without Cable Lug); Table 6-4 Cable Entry Plate Versions - Siemens 1LA8 Operating Instructions Manual

Electrical connection
6.4 Connection
Table 6-3
Terminal box
GT640
1XB1621
1XB1631
1XB1634
1XB9600
6.4.1

Inserting the cable into the GT640 terminal box

1. If necessary, disassemble the screw caps of the threaded holes at the underside of the
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.
6.4.2 Inserting the cable into the 1XB16... terminal box with cable gland
The connection cables are inserted into the terminal box via an exchangeable cable entry plate
or cable entry support . The cable entry plate is drilled by default. The cable glands are not
included in the standard scope of supply.
You can rotate the cable entry through 180°.
Table 6-4
Terminal box
1XB1621
1XB1631
1XB1634
1XB9600
68
Connection technology (with cable lug / connection without cable lug)
terminal box.
operation.
The circuit diagram is located in the cover of the terminal box.
Refer to the "Connecting cables..." section for more information.
Cable entry plate versions
Standard
cable entry plate drilled with
2 x M80 x 2 + 2 x M25 x 1.5
4 x M80 x 2 + 2 x M25 x 1.5
Onion ring only
With cable lug (Page 71)
Connection
Without cable lug (Page 71)
Connection without cable lug not pos‐
sible
Explosion-proof version
Undrilled
SIMOTICS TN Series N-compact 1LA8
Operating Instructions 05/2016
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