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7-46 VS1MD AC Drive User Manual
H24 Speed Search P Gain
H25 Speed Search I Gain
Range: 0-9999
Default: 100
Access Tunable
Settings H24 and H25 are used to set the Proportional and Integral gain
used for Speed Search PI Controller. See Chapter 8 – Customizing Your
Application for details on setting this parameter.
H26
Auto Restart Attempts
Range: 0-10
Default: 0
Access Tunable
See Also: H21, H27
This parameter sets the number of restart tries after a fault occurs. Auto
restart becomes active after the time is reached in H27 – Auto Restart Time.
Auto Restart is deactivated if the number of faults exceeds the value in H26
– Auto Restart Attempts.
H26 is reset back to its entered value if STOP key or a reset via the control
terminal is activated. If no trip occurs for 30 seconds after the auto restart
operation, H26 is reset.
It is not possible to restart (auto restart becomes deactivated) if the drive
faults due to a Low Voltage (Lvt), Emergency Stop (EST), Inverter Overheat
(Oht) or a Hardware Trip (HWt) fault. This parameter sets the number of
restart tries after a fault occurs. Auto restart becomes active after the time
is reached in H27 – Auto Restart Time. Auto Restart is deactivated if the
number of faults exceeds the value in H26 – Auto Restart Attempts.
H27 Auto Restart Time
Range: 0-60 [sec]
Default: 1.0
Access Tunable
See Also: H21, H27
This parameter sets the amount of time between auto restart attempts.
After the Auto Restart Time, the motor starts acceleration automatically.