Laying Cables; Connecting Cables With Cable Lugs; Figure 6-10 Connection With Cable Lug And Fixing Screw (Schematic Diagram) - Siemens SIMOTICS FD 1LH1 Operating Instructions & Installation Instructions

Refer to Chapter "Connecting cables ..." for more information.
6.5.4

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 and seal unused bushings and glands using a metal screw plug. This is the way to
6.5.5

Connecting cables with cable lugs

1. Select the cable lugs according to the required cable cross-section and fixing screw or stud
2. Remove the insulation from the conductor ends so that the remaining insulation reaches
3. Fasten the cable lug to the end of the conductor correctly, e.g. by squeezing.
4. Insulate the cable lug sleeves where necessary to ensure minimum air clearances and the
SIMOTICS FD 1LH1
Operating Instructions 01/2019
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.
achieve a high frequency-proof shielding.
size. Information about the maximum cross-section for the respective standard terminal box
design can be found in the catalog.
A sloped/angular arrangement of the supply cables is only permitted provided the required
minimum air clearances are met.
almost up to the cable lug
Figure 6-10 Connection with cable lug and fixing screw (schematic diagram)
creepage distance are maintained.
①
. Connect only one conductor per cable lug.
Electrical connection
6.5 Inserting and routing the cables
89