Operation Of The Line Connection Components Via A Transformer; Safety Instructions For Line Connection Components - Siemens Sinamics S120 Manual

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Line connection and line-side power components

3.11 Line connection variants

Operation of the line connection components via a transformer

Destruction or damage to additional loads as a result of undesirable line harmonics

Line harmonics can occur if line filters that differ from those listed in this Manual are used.

These can disturb or damage other loads connected to the line supply.

• Only use line filters that are listed in this Manual.

Destruction or damage to additional loads as a result of incorrect connection

When incorrectly connecting the line filter, other loads can be destroyed or damaged.

• Connect additional loads upstream of the SINAMICS line filter (if required, via a

Damage and faults of devices connected to the Line Module as a result of overcurrent

protective devices that do not trip

Overcurrent protective devices that do not trip can result in faults at the SINAMICS Line

Modules. It can also result in faults and damage to other devices that are connected at the

same point of the line supply as the Line Module.

• In order to avoid material damage, the short-circuit power must correspond to what is

If, for Line Modules, a transformer is used, this does not replace the external line reactor.

separate line filter).

specified in the documentation. This then ensures that the installed overcurrent

protective devices will trip.

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Manual, (GH2), 04/2014, 6SL3097-4AC00-0BP6