ABB ACS150 series, Руководство пользователя

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139
Technical data
Switching frequency derating, I
2N
The drive derates itself automatically when parameter 2607 SWITCH FREQ CTRL = 1 (ON).
Switching
frequency Drive voltage rating
U
N
= 200
…240 V
U
N
= 38
0…480 V
4 kHz
No derating No derating
8 kHz I
2N
derated to 90%. I
2N
derated to 75% for R0 or to 80% for
R1 and R2.
12 kHz
I
2N
derated to 80%. I
2N
derated to 50% for R0, or to 65% for
R1 and R2, and the maximum ambient
temperature derated to 30 °C (86 °F).
16 kHz
I
2N
derated to 75%. I
2N
derated to 50% and the maximum
ambient temperature to 30 °C (86 °F).
When parameter 2607 SWITCH FREQ CTRL = 2 (ON (LOAD)), the drive controls the switching
frequency towards the selected switching frequency 2606 SWITCHING FREQ if the drive
’s internal
temperature allows.