NE200/300 Series Drive User Manual
Chapter 6 Parameter description 119
1: Always Running
The fan always runs when the drive is power on.
F2.21Instant-power-failure
treatment
Range：0～2【0】
0: Disabled
②
1: Drop frequency (Reserved)
③
1: Drop frequency
2: Stop directly
When the bus voltage is lower than the instant power failure frequency
drop point, the drive stops according to stop mode (F1.08).
F2.22 Instant-power-failure freq.
drop point
Range: 380V: 410～600V【420V】
220V: 210～260V【230V】
F2.23 Instant-power-failure freq.
drop rate
Range: 1~800
These parameters define the value of the power failure frequency drop
point and power failure frequency drop rate.
The larger the value is, the greater the regulation intensity is, and the
larger the parameter is, the more likely the current waveform will oscillate
F2.24 Motor speed display ratio Range：0.0～500.0%【100.0%】
The motor speed display on the keypad is the actual motor
speed×F2.24.
F2.25 UP/DOWN drop to minus Range：0～1【1】
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