Connecting Cables With Cable Lugs; Figure 6-5 Connection With Cable Lug And Fixing Screw (Schematic Diagram) - Siemens SIMOTICS HT Series Operating Instructions & Installation Instructions

Electrical connection
6.4 Inserting and routing the cables
6.4.4

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
5. Place the cable lug on the terminal support. If you are using a disconnecting link, check its
6. Tighten the fixing element
See also
Tightening torques for screw and bolt connections (Page 119)
70
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 6-5 Connection with cable lug and fixing screw (schematic diagram)
creepage distance are maintained.
positioning.
Fixing element
Fastening screw M12
Fixing screws M16
Fixing nuts M12
①
. Connect only one conductor per cable lug.
②
with the corresponding tightening torque:
Tightening torque
20 Nm
40 Nm
20 Nm
SIMOTICS HT Series HT-direct 1FW4...1......A
Operating Instructions 11/2018