Name
(Parameter No.)
Application
Stall Prevention
(L3-01 through L3-06, L3-11)
• Prevents motor speed loss and overvoltage when the load is too heavy or during sudden acceleration/
deceleration.
• Adjustment is not normally necessary because Stall Prevention is enabled as a default. Set L3-04 to 0 to
disable Stall Prevention during deceleration when using a braking resistor.
Torque Limits
(L7-01 through L7-04, L7-06, L7-07)
• Sets the maximum torque for OLV Control.
• Ensure that the drive capacity is greater than the motor capacity when increasing this setting. Motor speed
loss may occur with heavy loads.
2.2 Motor Performance Fine-Tuning
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YASKAWA ELECTRIC SIEP YEAHHP 01B YASKAWA AC Drive – A1000 HHP Programming Manual