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n8-41: HFI P Gain

No.

(Hex.)

Name

Description

Default

(Range)

n8-41

(0568)

Expert

HFI P Gain

Sets the response gain for the high frequency injection speed estimation.

2.5

(-10.0 - +10.0)

Note:
  • Set n8-35 = 1 [Initial Pole Detection Method = High Frequency Injection] or n8-57 = 1 [HFI Overlap Selection = Enabled] to enable this parameter.

  • When A1-02= 6 [Control Method Selection = AOLV/PM] and you do High Frequency Injection Auto-Tuning, the drive automatically sets this parameter .

  • Set n8-41 > 0.0 for IPM motors.

Set this parameter as follows.

  • If there is oscillation or hunting, decrease the setting in units of 0.5.

  • When it is necessary to track load changes, increase the setting in units of 0.5.