Chapter 5 Function Code Table
- 71 -
Function
Code
Parameter Name Function Description Setting Range Default
Group bE: Fault and Protection
bE.00 Motor overload
protection selection
To protect the motors of different loads, set these
two parameters according to the motor overload
capacity. The motor overload protection is inverse
time-lag curve as shown in the following gure.
Overload protection time
Current level (percentage
of rated motor current)
115% 125% 135% 145% 155% 165% 175%
80 min
40 min
15 min
6 min
185%
225%
30s
10s
245%
4 min
2.5 min
2 min
90s
195%
60s
When the motor keeps running at 175% of the rated
motor current for two minutes, the 11# fault (motor
overload) is reported.
When the motor keeps running at 175% of the rated
motor current for two minutes, the 11# fault (motor
overload) is reported.
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