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Ventilation - Siemens SINAMICS G130 Operating Instructions Manual

Cabinet design and emc.
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Cabinet air conditioning

5.2 Ventilation

The SINAMICS G130 devices are forced-ventilated by means of integrated fans. To ensure
an adequate air supply, suitable openings for the inlet air (e.g. ventilation slots in the cabinet
door) and discharged air (e.g. by means of a hood) must be provided.
The cooling air must flow through the components vertically from bottom (cooler region) to
top (region heated by operation).
You must ensure that the air is flowing in the right direction. You must also ensure that the
warm air can escape at the top. The ventilation clearances specified in the table "Ventilation
clearances for the components" in the previous section must be observed.
Cables must not be routed directly on the components. The ventilation slots must not be
Cold air must not be allowed to blow directly onto electronic equipment.
Device failure due to condensation as a result of unsuitable air guidance and cooling
Unsuitable air guidance and cooling equipment can cause condensation, which can result
in device failure.
• Choose air guidance measures, as well as the arrangement of and settings for the
• If required, install cabinet enclosure heating.
cooling equipment in such a way as to prevent condensation even with the highest
relative humidity.
Cabinet design and EMC
Operating Instructions, 07/2016, A5E00427629A


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