Operation Diagrams - BONFIGLIOLI ACTIVE Cube ACU 201-01 Operating Instructions Manual

4.12

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 dimension-
ing (derating) of the frequency inverters is possible based on the following diagrams.
Power reduction (Derating),
5%/1000 m above sea level,
h = 4000 m
max
100
85
60
40
20
Mounting altitude in m above sea level
06/13
Installation height
3000
2000
1000
Coolant temperature
Power reduction (Derating)
2.5%/K upper 40 °C, T = 55 °C
100
80
63
40
20
0 10
Coolant temperature in °C
Reduction of output current at constant output power (Derating)
0.22%/ V upper 400 V, U = 480 V
100
83
63
40
20
400 420 440 460
0
Mains voltage equal output voltage in V
Operating Instructions ACU
max. coolant temperature,
3.3 °C/1000 m above sea level,
55
45
4000 1000
Mounting altitude in m above sea level
max
20 30 40 50
Mains voltage
max
480
2000 3000 4000
55
41