YASKAWA iQpump Micro CIMR-PW Series User Manual page 204

5.8 L: Protection Functions
Setting 0: No Detection During Baseblock
Setting 1: Detection Always Enabled
L5: Fault Restart
u
The drive can be set up to perform a self-diagnostic check and resume the operation after a fault has occurred. If the self-check
is successful and the cause of the fault has disappeared, the drive restarts by performing Speed Search.
The drive can attempt to restart itself following the faults listed below.
Setting
GF (Ground Fault)
LF (Output Open Phase)
oC (Overcurrent)
oH1 (Drive Overheat)
oL1 (Motor Overload)
oL2 (Drive Overload)
oL3 (Overtorque 1)
oL4 (Overtorque 2)
<1> When L2-01 is set to 1 or 2 (continue operation during momentary power loss)
To output a signal during fault restart, set H2-01, H2-02, or H2-03 to 1E.
L5-01: Number of Auto Restart Attempts
n
Sets the number of times that the drive may attempt to restart itself.
When the counter reaches the number set to L5-01, the operation stops and the fault must be manually cleared and reset.
The restart counter is incremented at each restart attempt, regardless of whether the attempt was successful. When the counter
reaches the number set to L5-01, the operation stops and the fault must be manually cleared and reset.
The number of fault restarts is reset to zero when:
• The drive operates normally for 10 minutes following a fault restart.
• A fault is cleared manually after protective functions are triggered.
• The power supply is cycled.
No.
L5-01
L5-02: Auto Restart Fault Output Operation Selection
n
Selects if the fault output (H2-01/02/03 = E) is set when the drive attempts to restart.
No.
L5-02
Setting 0: No Fault Output
Setting 1: Fault Output is Set
L5-04: Fault Reset Interval Time
n
Determines the amount of time to wait between restart attempts when parameter L5-05 is set to 1.
No.
L5-04
Auto Restart for Faults
n
The Auto Restart function several faults can be disabled and enabled in parameters L5-40 to L5-53.
204
Table 5.26 Restart Faults
Function
Name
Number of Auto Restart Attempts
Name
Auto Restart Fault Output Operation Selection
Name
Fault Reset Interval Time
Setting
ov (DC Bus Overvoltage)
PF (Input Phase Loss)
rH (Braking Resistor Fault)
rr (Braking Transistor Fault)
STo (Step Out Detection)
Uv1
(DC Bus Undervoltage)
Setting Range
0 to 10 Times
Setting Range
Setting Range
10.0 to 3600.0 s
YASKAWA TOEP YAIQPM 03B YASKAWA AC Drive - iQpump Micro User Manual
Function
<1>
Default
5 Times
Default
0 or 1
Default
20.0 s
0