Siemens SINAMICS S120 Equipment Manual page 24

Cold plate with external air heat sinks
2.2 Example: cold plate with external air heat sink
Example: external air heat sink
Figure 2-3
Aluminum air heat sinks are recommended.
The heat sinks and fans must be dimensioned for the power loss to be dissipated. For the
module-specific power loss in rated operation, see the "Technical Specifications". (Mean
power loss in periodic duty is lower.)
The heat sinks and fans are not part of the scope of supply.
Recommended suppliers for heat sinks include:
Alcan, Singen:
Sykatec, Erlangen:
Note
The mounting surface for the heat sink (roughness, evenness) must fulfill the requirements
described in "Installing External Heat Sinks".
2-4
Example: air heat sink
http://www.alcan.com
http://www.sykatec.de
Equipment Manual Booksize Cold-Plate Power Sections
Manual, (GH4), Edition 06.2005, 6SL3097-2AJ00-0BP2