Siemens SINAMICS S120 Manual page 752

Cabinet design and EMC Booksize
12.11 Notes on electrical cabinet cooling
Drive line-up with external air cooling
Figure 12-46
752
Cooling clearances for a drive line-up with external air cooling (components up to 200
mm width)
Booksize Power Units
Manual, (GH2), 07/2016, 6SL3097-4AC00-0BP8