Siemens SINAMICS V90 Operating Instructions Manual page 91

Connecting the cable shields with the shielding plate
To achieve EMC-compliant installation of the drive, use the shielding plate that is shipped
with the drive to connect the cable shields. See the following example for steps of connecting
cable shields with the shielding plate:
①
Connect the line supply cable, power cable, and brake
cable, and strip the cables where necessary.
Danger to life through electric shock as well as fire hazard due to protective devices that
either do not trip or trip too late
Overcurrent protective equipment that trips too late or not all can cause electric shock or
fire.
• In the case of a conductor-conductor or conductor-ground short-circuit, ensure that the
• You must additionally use a residual-current protective device (RCD) if, for a conductor-
• It is not permissible that the short-circuit current exceeds the SCCR or the I
SINAMICS V90, SIMOTICS S-1FL6
Operating Instructions, 04/2017, A5E37208830-003
WARNING
short-circuit current at the point where the inverter is connected to the line supply
corresponds as a minimum to the requirements of the protective equipment used.
ground short circuit, the required short-circuit current is not reached. Especially for TT
line systems, the required short-circuit can be too low.
inverter and the disconnecting capacity of the protective equipment.
②
Slip the hose clamps over the cable shields and the shield-
ing plate; tighten the screws to press the cable shields onto the
shielding plate as well as to fix the grounding lugs.
Connecting
4.1 System connection
of the
CC
91