BONFIGLIOLI Active ACT 201-05, Brief Manual

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3.5 Operation diagrams
The technical data of the frequency inverters refer to the nominal point which was
selected to enable a wide range of applications. A functionally and efficient
dimensioning (derating) of the frequency inverters is possible based on the following
diagrams.
Site altitude
100
85
60
40
20
55
45
3000
1000
2000 4000 3000
1000
2000 4000
Power reduction (Derating),
5%/1000 m above sea level,
h = 4000 m
max
max. coolant temperature,
3.3 °C/1000 m above sea level,
Mounting altitude in m above sea level Mounting altitude in m above sea level
O
ut
put
cur
rent
in
%
Cool
ant t
em
per
atur
e
in °
C
Coolant temperature
100
80
63
40
20
0 10 20 30 40 50 55
Power reduction (Derating)
2.5%/K upper 40 °C, T = 55 °C
max
O
ut
pu
t c
ur
re
nt
in
%
Coolant temperature in °C
Mains voltage
100
83
63
40
20
0 400 420 440 460
480
reduction of output current at constant power (Derating)
0.22%/ V upper 400 V, U = 480 V
max
O
ut
pu
t c
ur
re
nt
in
%
Mains voltage in V