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Yaskawa G7 Drive User Manual

Page 266

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Machine Protection

6-

49

„

Setting Example

The following diagram shows the time chart for overtorque and undertorque detection.

Overtorque Detection

Undertorque Detection

*

*

L6-02 or L6-05

L6-03 or
L6-06

L6-03 or
L6-06

Overtorque detection 1 NO
or overtorque detection 2 NO

ON

ON

*

Overtorque detection disabled band is approximately 10% of the Inverter rated output

current (or motor rated torque).

Motor current (output torque)

*

ON

ON

Motor current (output torque)

Undertorque detection 1 NO
or Undertorque detection 2 NO

L6-03
or
L6-06

L6-03
or
L6-06

* The undertorque detection disabled margin is approximately 10% of the Inverter rated output
current (or motor rated torque)

L6-02 or L6-05