GD350A series high-performance multifunction VFD
-208-
Function
code
Name
Description
Default Modify
P11.15
Speed deviation
detection time
0.0–10.0s
Used to set the speed deviation detection
time.
Note:
Speed deviation protection is invalid
when P11.15 is set to 0.0.
Speed
Actual detection
value
Set detection
value
Time t
t1
t2
t2=P11.15
t1<t2, the VFD continues running
dEu
Running
Fault output
Setting range: 0.0–10.0s
2.0s
○
P11.16
Automatic
frequency reduction
during voltage drop
0–1
0: Invalid
1: Valid
0
○
P11.17
Proportional
coefficient of
voltage regulator
during undervoltage
stall
Used to set the proportional coefficient of the
bus voltage regulator during undervoltage
stall.
Setting range:0–1000
100
○
P11.18
Integral coefficient
of voltage regulator
during undervoltage
stall
Used to set the integral coefficient of the bus
voltage regulator during undervoltage stall.
Setting range:0–1000
40
○
P11.19
Proportional
coefficient of
current regulator
during undervoltage
stall
Used to set the proportional coefficient of the
active current regulator during undervoltage
stall.
Setting range: 0–1000
25
○
P11.20
Integral coefficient
of current regulator
during undervoltage
Used to set the integral coefficient of the active
current regulator during undervoltage stall.
Setting range: 0–2000
150
○