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Description of Function Codes
MD380 User Manual
Figure 6-25 Diagram of the overcurrent stall protection function
Output
current
Overcurrent stall
protective current
Time (t)
Output
frequency
(Hz)
Set
frequency
Time (t)
Acceleration
ConstantDeceleration
process
speed process
process
Function Code
F9-07
Parameter Name
Setting Range
Short-circuit to ground upon poweron
Default
0: Disabled
1
1: Enabled
It is used to determine whether to check the motor is short-circuited to ground at power-on
of the AC drive. If this function is enabled, the AC drive's UVW will have voltage output a
while after power-on.
Function Code
Parameter Name
Setting Range
Default
F9-09
Fault auto reset times
0–20
0
It is used to set the times of fault auto resets if this function is used. After the value is
exceeded, the AC drive will remain in the fault state.
Function Code
F9-10
Parameter Name
Setting Range
DO action during fault auto reset
0: Not act
1: Act
Default
0
It is used to decide whether the DO acts during the fault auto reset if the fault auto reset
function is selected.
Function Code
Parameter Name
Setting Range
Default
F9-11
Time interval of fault auto reset
0.1s–100.0s
1.0s
It is used to set the waiting time from the alarm of the AC drive to fault auto reset.
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