Protective Earth And Function Earth; Protective Earth; Functional Earthing; Figure 19: Connection For Protective Earth - KEB COMBIVERT F6 Series Instructions For Use Manual

cONNecTION OF THe POWer UNIT

4.2.2 Protective earth and function earth

4.2.2.1 Protective earth

The protective earth (PE) serves for electrical safety particularly personal protection in
error case.
cAUTION
Name
Connection for protective earth
PE,
Figure 19: Connection for protective earth

4.2.2.2 Functional earthing

A functional earthing may also be necessary, if for EMC requirements additional poten-
tial equalization between devices or parts of the system must be available.
64
Protective and functional earth must not be connected to the same terminal.
electric shock due to incorrect dimensioning!
► Cross-section wire to ground should be selected according to
IEC 60364-5-54!
Function
Screw M4 for crimp connector
Incorrect installation of the Pe connection
Only the M4 screws may be used to connect the protective earth!
The use of the functional earth (FE) is not required if the frequency inverter is
EMC-technically wired as described in the manual => Before starting.
The functional earth may not be wired green / yellow!
Notes on EMC-compatible installation can be found here.
www.keb.de/fileadmin/media/Manuals/emv/0000neb0000.pdf
Terminal connection
DIN
Tightening torque
1.3 Nm
11 lb inch