Derating Of Electric Data; Derating And Ambient Temperature - Bosch rexroth EFC 610 Series Operating Instructions Manual

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Frequency Converter Overview

6.2.2 Derating of Electric Data

Derating and ambient temperature

The ambient temperature for Frequency Converter EFC x610 is -10...55 ℃. Out
of this range, there will be no possibility to install and run the frequency con-
verter, even the performance data have been additionally reduced.
If the ambient temperature is -10...45 ℃, there will be no need for derating.
●
If the ambient temperature is 45...55 ℃, derating must be performed as indi-
●
cated in the figure below.
f Load factor
Ta
Ta_work Ambient temperature range for
operation with rated data
Fig. 6-1: Derating and ambient temperature (℃)
Bosch Rexroth AG R912005854_Edition 09
Rexroth Frequency Converter EFC x610
Ta_work_red Ambient temperature range for
operation with reduced rated
data
Series