Siemens SINAMICS S120 Manual page 89

Basic rules for cable routing
The Cabinet Modules are delivered pre-wired.
The following basic rules must always be observed for all Cabinet Modules should any
additional cabling and wiring or connection work be necessary.
● Observe EMC guidelines.
● Use existing routing for cable assemblies.
● Always use the shield plates provided (do not bypass them).
● Use existing cable propping bars as required.
● Attach the cable ties at suitable points on metal frames and cabinet frame profiles.
● Use a cabinet upright to route cables into adjacent cabinets.
● Refit any covers removed during cable routing before completing the work and
Preparatory steps
Before starting any cabling or connection work in the Cabinet Modules, ensure that the
following measures are performed:
● Disconnect the cabinet unit from the power supply.
● Observe the "five safety rules".
● Allow unimpeded access to the necessary components in the Cabinet Module (if
Safety and EMC
All covers removed while the cables were being routed must be replaced before the
Cabinet Module is commissioned!
NOTICE
When routing cables, utmost care must be taken not to change the internal cabinet wiring!
NOTICE
The shield plates must be replaced before the cabinet is commissioned, in order to ensure
that shielding is EMC-compliant!
The motor cable shields must be secured to the EMC shield bus (option M70) and the PE
cables to the PE busbar!
Cabinet Modules
Manual, (GH5), 05/2010, A5E03263538A
commissioning!
necessary, remove the covers).
DANGER
Electrical installation
4.4 Connections
89