Deratings For Special Settings In The Drive Control Program - ABB ACS880-01 Hardware Manual

162 Technical data
Installation site altitude
4000 m
13123 ft
3500 m
11429 ft
3000 m
9842 ft
2500 m
8202 ft
2000 m
6562 ft
1500 m
4921 ft
1000 m
3300 ft
+20 °C
+68 °F
The altitude derating can be reduced if the temperature is below +40 °C, for example,
if the temperature is 30 °C, the derating factor is 1 - 1.5%
the output current by 35% instead of 40% at 4000 meter above the see level.


Deratings for special settings in the drive control program

Enabling special settings in the drive control program can require output current
derating.
+25 °C
+77 °F
Derating factor 1.00
Derating factor 0.95
Derating factor 0.9
Derating factor 0.85
Derating factor 0.80
0.80
0.85
0.90
0.95
1.00
+30 °C +35 °C
+86 °F +95 °F
10 = 0.85. You can reduce
·
+40 °C
+104 °F
Ambient temperature