Mechanical Installation - Frame Size A, B And C - Danfoss FC 300 Design Manual

FC 300 Design Guide

6 Mechanical Installation - Frame Size A, B and C

6.1.1 Safety Requirements of Mechanical Installation
Pay attention to the requirements that apply to integration and field mounting kit. Observe the information in the list to avoid serious
damage or injury, especially when installing large units.
The frequency converter is cooled by means of air circulation.
To protect the unit from overheating, it must be ensured that the ambient temperature
frequency converter
and that the 24-hour average temperature
Derating for Ambient Temperature
.
If the ambient temperature is in the range of 45 °C - 55 ° C, derating of the frequency converter will become relevant, see
Temperature .
The service life of the frequency converter is reduced if derating for ambient temperature is not taken into account.
is not exceeded
. Locate the maximum temperature and 24-hour average in the paragraph
MG.33.BC.02 - VLT ® is a registered Danfoss trademark
6 Mechanical Installation - Frame Size A, B and
does not exceed the maximum temperature stated for the
C
Derating for Ambient
6
117