ABB DriveIT ACH550-01 User Manual page 245

ACH550 User's Manual
Code Description
3009 BREAK POINT FREQ
Sets the break point frequency for the motor load curve.
Example: Thermal protection trip times when parameters 3005
THERM TIME
have default values.
I /I
O N
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0 0.2 0.4 0.6
Parameter listing and descriptions
, 3006
MOT LOAD CURVE
A
60 s
90 s
180 s 180 s
300 s
600 s
∞
f /f
O BRK
0.8 1.0 1.2
Range
25...150%
and 3007
ZERO SPEED LOAD
I = Output current
O
I = Nominal motor
N
current
f = Output frequency
O
f = Break point
BRK
frequency
A = Trip time
MOT
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