YASKAWA AC Drive-A1000 - L5: Fault Restart; L6: Torque Detection

No.
(Addr.
Hex)
Name Description Values Page
L4-06
(4C2)
Frequency Reference at
Reference Loss
All Modes
Sets the percentage of the frequency reference that the drive should run with
when the frequency reference is lost.
Default: 80%
Min.: 0.0
Max.: 100.0
257
L4-07
(470)
Speed Agreement Detection
Selection
All Modes
0: No detection during baseblock.
1: Detection always enabled.
Default: 0
Range: 0, 1
257
<1> Default setting is dependent on parameter A1-02, Control Mode Selection.
u
L5: Fault Restart
No.
(Addr.
Hex)
Name Description Values Page
L5-01
(49E)
Number of Auto Restart
Attempts
All Modes
Sets the number of times the drive may attempt to restart after the following
faults occur: GF, LF, oC, ov, PF, rH, rr, oL1, oL2, oL3, oL4, STo, Uv1.
Default: 0
Min.: 0
Max.: 10
258
L5-02
(49F)
Auto Restart Fault Output
Operation Selection
All Modes
0: Fault output not active.
1: Fault output active during restart attempt.
Default: 0
Range: 0, 1
258
L5-04
(46C)
Fault Reset Interval Time
All Modes
Sets the amount of time to wait between performing fault restarts.
Default: 10.0 s
Min.: 0.5
Max.: 600.0
258
L5-05
(467)
Fault Reset Operation
Selection
All Modes
0: Continuously attempt to restart while incrementing restart counter only at
a successful restarts (same as F7 and G7).
1: Attempt to restart with the interval time set in L5-04 and increment the
restart counter with each attempt (same as V7).
Default: 0
Range: 0, 1
258
u
L6: Torque Detection
No.
(Addr.
Hex)
Name Description Values Page
L6-01
(4A1)
Torque Detection
Selection 1
All Modes
0: Disabled
1: oL3 detection only active during speed agree, operation continues after
detection
2: oL3 detection always active during run, operation continues after detection
3: oL3 detection only active during speed agree, output shuts down on an oL3
fault
4: oL3 detection always active during run, output shuts down on an oL3 fault
5: UL3 detection only active during speed agree, operation continues after
detection
6: UL3 detection always active during run, operation continues after detection
7: UL3 detection only active during speed agree, output shuts down on an oL3
fault
8: UL3 detection always active during run, output shuts down on an oL3 fault
Default: 0
Range: 0 to 8
259
L6-02
(4A2)
Torque Detection
Level 1
All Modes
Sets the overtorque and undertorque detection level.
Default: 150%
Min.: 0
Max.: 300
260
L6-03
(4A3)
Torque Detection
Time 1
All Modes
Sets the time an overtorque or undertorque condition must exist to trigger
torque detection 1.
Default: 0.1 s
Min.: 0.0
Max.: 10.0
260
B.10 L: Protection Function
YASKAWA ELECTRIC SIEP C710616 31B YASKAWA AC Drive – A1000 Technical Manual
431
B
Parameter List