Connection Without Terminal Box - Siemens SIMOTICS FD 1LN1 Operating Instructions & Installation Instructions

Electrical connection
6.4 Preparation
● Check that the maximum permissible clamping thickness of 10 mm for the cable lug or strap
● Fasten the clamping screw according to the following table. Screw-in depth and tightening
See also
Converter operation (Page 101)
6.4.4

Connection without terminal box

If the machine was ordered without terminal box (where the cables are simply brought out of the
motor), then the proper connection must be made in an external terminal box.
Incorrect dimensioning
Faults can occur if the appropriate technical data is not complied with when connecting up. For
instance, degree of protection, minimum air and creepage distances. These faults can result
in eventual or immediate death, serious injury or material damage.
● Ensure that the external terminal box is dimensioned according to the data on the rating
86
is not exceeded.
torque are different depending on whether cable lugs or ground terminals are used.
When using cable lugs
When using grounding
terminals
WARNING
plate and is suitable for the respective use.
Screw Screw-in depth
M6
M8
M12 x 25
M16 x 35
M6
M8
M10
M12
M16
Tightening torque
> 6 mm
> 8 mm
> 16 mm
> 20 mm
> 9 mm
> 12 mm
> 15 mm
> 18 mm
> 20 mm
SIMOTICS FD 1LN1
Operating Instructions 01/2019
8 Nm
20 Nm
38 Nm
92 Nm
8 Nm
20 Nm
40 Nm
70 Nm
170 Nm