Siemens SINAMICS S120 Operating Instructions Manual page 76

Electrical connection
5.1 Safety instructions for electrical connections
Short-circuits
Damaged cables, or their improper routing, can cause damage to property and personal
injury.
● Only use cables that are completely intact and not damaged. Correctly route the cables.
● Make sure that a short-circuit cannot occur on the power cables due to failure of the
● Check the electrical connections after service work.
NOTICE
Using magnetic parts
The use of magnetic parts (e.g. magnetic cable clamps) is not permitted. Using magnetic
parts can damage the drive.
Only use parts that consist of non-magnetic material.
NOTICE
Improper shrinking of cable terminations
If you are connecting the mains and motor-side power cables, when shrinking the cable
terminations, other control lines and fiber-optic cables in the surrounding cable channels can
become damaged.
When shrinking, ensure not to damage cables in the surrounding cable channels.
Note
Control and signal lines must always be connected according to the circuit diagrams supplied
with the unit. Detailed information about connecting the components is given in the
interconnection diagram.
Note
We recommend using shielded cables. Unshielded cables can transfer disturbances to the
control and signal lines and lead to malfunctions in the drive.
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WARNING
Do not interchange input and output terminals.
insulation as a result of incorrect cable installation.
Applications for Cabinet Modules, liquid cooled
Operating Instructions, 04/2015, A5E35974555A