Ventilation - Siemens SINAMICS S120 Equipment Manual

14.7.2

Ventilation

With cold-plate cooling, the SINAMICS devices must always be ventilated separately by
means of a fan in the cabinet or by some other means.
When an external air heat sink is used, ventilation must also be provided outside the cabinet
or by some other means.
Temperature measurement
The temperature of the power sections can be read via parameter r0037.
Temperature limits
1. For the maximum heat sink temperature, see the "Technical data" for the power sections.
2. For the maximum internal cabinet temperature, see the "Technical data" for the power
Measures for remaining within temperature limits
1. Install one or more fans.
2. If necessary, the drive line-up can be operated with derating.
Booksize cold-plate power units
Manual, (GH4), 03.2007, 6SL3097-2AJ00-0BP4
sections.
Cabinet Design and EMC
14.7 Cooling
341