Chapter 12 Description of Parameter SettingsME300
Situation 3: Power supply unexpected shut down or power loss.
Pr.07-13 = 1 and power does not recover.
The keypad displays the “dEb” warning and stops after decelerating to the lowest running frequency.
When the DC bus voltage is lower than the Lv level, the drive disconnects the soft start relay until the
power completely runs out.
Situation 4: Power supply unexpected shut down or power loss.
Pr.07-13 = 2 and power does not recover.
The drive decelerates to 0 Hz. The DC bus voltage continues to decrease until the voltage is lower
than the Lv level, and then the drive disconnects the soft start relay. The keypad displays “dEb”
warning until the drive completely runs out of power.
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