Siemens SINAMICS V90 Operating Instructions Manual page 77

Mounting clearance
Note
When mounting the drive horizontally, you need to make sure the distance between the drive
front panel and the top cabinet wall is larger than 100 mm.
Note
The drive must be derated to 80% when one of the following conditions is satisfied:
• The surrounding temperature is 0 °C to 45 °C, and the mounting clearance is less than
10 mm. In this case, the minimum mounting clearance should not be less than 5 mm.
• The surrounding temperature is 45 °C to 55 °C. In this case, the minimum mounting
clearance should not be less than 20 mm.
Note
When mounting the drive in the cabinet, you need to consider the temperature change of the
cooling air. The rapid temperature change of the cooling air is forbidden.
SINAMICS V90, SIMOTICS S-1FL6
Operating Instructions, 04/2020, A5E37208830-008
Mounting
3.1 Mounting the drive
75