Siemens SINAMICS S120 Manual page 640

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11.5 DC link adapter

Danger to life through electric shock due to missing DC link side covers

There is a danger of an electric shock through contact when the side covers of the DC link

are missing.

• Mount the side covers on the first and last component in the drive line-up.

• Order any missing side covers (Article number: 6SL3162-5AA00-0AA0).

Danger to life through electric shock due to incorrect connection to the DC link

Incorrect connections can lead to overheating and therefore a risk of fire. There is also a

risk of an electric shock. This can result in serious injury or death.

• When connecting to the DC link, only use the adapter that has been approved by

Risk of fire and damage to equipment due to short-circuit /ground fault

The DC link connection cables must be laid so that a ground fault or short-circuit is

impossible. A ground fault can cause a fire with smoke development.

• Protect the cables against mechanical damage.

• Use the local installation regulations to avoid this fault.

Also implement one of the following measures:

• Use cables with double insulation.

• Maintain adequate clearance, e.g. by using spacers.

• Lay the cables in separate cable ducts or conduits.

Fire hazard due to overheating when permissible cable lengths are exceeded

Excessively long cable lengths can cause components to overheat with the associated risk

of fire and development of smoke.

• Ensure that the total length of the DC link including the connecting cables does not

Siemens (DC link adapter).

exceed 10 m.

Booksize Power Units

Manual, (GH2), 07/2016, 6SL3097-4AC00-0BP8

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