ABB ACS180 - Altitude Derating; Switching Frequency Derating

Installation with 50mm space
between
Install side-by-side
Frame
0%
20%
40%
60%
80%
100%
-10 0 10 20 30 40 50 60 70
Derating factor
90%
Ambient temperature
(°C)
(°F)
1581401221048668503214
Derating factor for
I
N,
I
Ld
and I
Hd
on
ACS180-04x-
048A-2,
045A-4
R4
0%
20%
40%
60%
80%
100%
-10 0 10 20 30 40 50 60 70
Derating factor
Ambient temperature
(°C)
(°F)
1581401221048668503214
Derating factor for
I
N,
I
Ld
and I
Hd
on
ACS180-04x-
055A-2,
038A-4,
050A-4
￭
Altitude derating
1000...2000 m above sea level, the derating is 1% for every 100 m (330 ft).
To calculate the output current, multiply the current in the rating table with the
derating factor k, which for x meters (1000 m <= x <= 2000 m) is:
￭
Switching frequency derating
Current multiplier with different switching frequenciesType
ACS180-04...
12 kHz8 kHz4 kHz2 kHz
1-phase U
n
= 200 ... 240 V
0.70.811-02A4-1
0.70.811-03A7-1
0.70.811-04A8-1
0.70.811-06A9-1
0.70.811-07A8-1
0.70.811-09A8-1
0.70.811-12A2-1
3-phase U
n
= 200 ... 240 V
0.70.811-02A4-2
Technical data 99