Bringing Cables Into The Terminal Box 1Xb16.. And Routing Them With Gable Gland - Siemens 1LA8 Operating Instructions Manual

Table 6-3
Terminal box
GT640
1XB1621
1XB1631
1XB1634
1XB9600
6.4.1

Bringing cables into the terminal box 1XB16.. and routing them with gable 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.
For the explosion-proof version, the cable entry plate is not drilled by default. This enables you
to adapt the number and size of the boreholes to the rated conditions.
The cable entry can be turned by 180°.
Table 6-4
Terminal box
1XB1621
1XB1631
1XB1634
1XB9600
Insert the cable into the terminal box
1. Unscrew the cable entry plate.
2. Drill the required number of holes or tapped holes in the required size into the cable entry
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 the "Connecting cables..." section for more information.
SIMOTICS TN Series N-compact 1LA8
Operating Instructions 05/2014
Connection technology (with cable lug / connection without cable lug)
Cable entry plate versions
Standard
Cable entry plate with
2 x M80 x 2 + 2 x M25 x 1.5 boreholes
Cable entry plate with
4 x M80 x 2 + 2 x M25 x 1.5 boreholes
Onion ring only
plate, if necessary. 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.
With cable lug (Page 71)
Electrical connection
Connection
Without cable lug (Page 72)
Connection without cable lug not
possible
Explosion-proof version
Undrilled
Undrilled
-
6.4 Connection
69