ABB ACS880-01 Series, Application Supplement

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ACS880-01/04 +C132 marine type-approved drives 23
ACS880-01 IP55 (UL Type 12) drive types -274A-2, 293A-3, -247A-4, -260A-5, -
302A-5 and -174A-7
In the temperature range +40…45 °C (+104…113 °F), the rated output current is
derated by 1% for every added 1 °C (1.8 °F).
In the temperature range +45…55 °C (+113…131 °F), the rated output current is
derated by 2.5% for every added 1 °C (1.8 °F).
To calculate the output current, multiply the current in the ratings table by the derating
factor (
k ):
T
1.00
0.90
+40 °C
+104 °F
+50 °C
+122 °F
k
+55 °C
+131 °F
0.80
+45 °C
+113 °F
0.70
0.75
0.85
0.95
-15 °C
+5 °F
…
1.05