YASKAWA HV600 Technical Reference page 351

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n3-23: Overexcitation Braking Operation
No.
Name
(Hex.)
n3-23 Overexcitation Braking
Operation
(057B)
0 : Disabled
1 : Enabled Only when Rotating FWD
2 : Enabled Only when Rotating REV
Note:
When n3-23 = 1, 2, the drive enables overexcitation only in the direction of motor rotation in which a regenerative load is applied. Increased
motor loss can decrease ov [Overvoltage] faults.
YASKAWA SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference
Sets the direction of motor rotation where the drive will enable overexcitation.
Description
5.9 n: Special Adjustment
Default
(Range)
0
(0 - 2)
351
5