Yaskawa CIMR-UU4A0216F [293/644] L6 01 l6 04 torque detection selection 1 2

Yaskawa CIMR-UU2A0154A [293/644] L6 01 l6 04 torque detection selection 1 2
Motor current / torque
L6-02/05
10 % hysteresis
Torque detection 1 (NO)
or
Torque detection 2 (NO)
L6-03/06
ON
L6-03/06
10 % hysteresis
ON
Figure 5.99 Overtorque Detection Operation
Motor current / torque
L6-02/05
10 % hysteresis
Torque detection 1 (NO)
or
Torque detection 2 (NO)
L6-03/06
ON
L6-03/06
ON
Figure 5.100 Undertorque Detection Operation
Note: 1. The torque detection function uses a hysteresis of 10% of the drive rated output current and motor rated torque.
2. In V/f, V/f w/PG and OLV/PM, the level is set as a percentage of the drive rated output current. In OLV, CLV, AOLV/PM and CLV/
PM, the level is set as a percentage of the motor rated torque.
n
L6-01, L6-04: Torque Detection Selection 1, 2
The
torque
detection
function is triggered when the current or torque exceed the levels set to L6-02 and L6-05 for longer than
the times set to L6-03 and L6-06. L6-01 and L6-04 select the conditions for detection and the operation that follows.
No. Name Setting Range Default
L6-01 Torque Detection Selection 1 0 to 8 0
L6-04 Torque Detection Selection 2 0 to 8 0
Setting 0: Disabled
Setting 1: oL3, oL4 at Speed Agree (Alarm)
Overtorque detection is active only when the output speed is equal to the frequency reference (i.e., no detection during
acceleration and deceleration). The operation continues after detecting overtorque and triggering an oL3/oL4 alarm.
Setting 2: oL3, oL4 at Run (Alarm)
Overtorque detection works as long as the Run command is active. The operation continues after detecting overtorque and
triggering an oL3/oL4 alarm.
Setting 3: oL3, oL4 at Speed Agree (Fault)
Overtorque detection is active only when the output speed is equal to the frequency reference, i.e., no detection during
acceleration and deceleration. The operation stops and triggers an oL3/oL4 fault.
Setting 4: oL3, oL4 at Run (Fault)
Overtorque detection works as long as a Run command is active. The operation stops and triggers an oL3/oL4 fault.
Setting 5: UL3, UL4 at Speed Agree (Alarm)
Undertorque detection is active only when the output speed is equal to the frequency reference, i.e., no detection during
acceleration and deceleration. The operation continues after detecting overtorque and triggering a UL3/UL4 alarm.
Setting 6: UL3, UL4 at Run (Alarm)
Undertorque detection works as long as the Run command is active. The operation continues after detecting overtorque and
triggering a UL3/UL4 alarm.
5.8 L: Protection Functions
YASKAWA ELECTRIC SIEP C710636 04C U1000 Industrial MATRIX Drive Technical Manual
293
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Parameter Details

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