Delta Electronics AC Motor Drive VFD-VE Series - Manual (Page 161)

Chapter 4 Parameters|
4-112 Revision August 2008, 03VE, SW V2.04
In PG control mode, the AC motor drive will execute the speed search function automatically
by the PG speed when this setting isn’t set to 0.
07-13 Decel. Time Selection for Momentary Power Loss (DEB function)
Control
mode
VF VFPG SVC FOCPG TQRPG
Factory Setting: 0
Settings 0 Disable
1 1st decel. time
2 2nd decel. time
3 3rd decel. time
4 4th decel. time
5 Current decel. time
6 Auto decel. time
This parameter is used for the decel. time selection for momentary power loss.
07-14 DEB Return Time Unit: 0.1
Control
mode
VF VFPG SVC FOCPG
Factory Setting: 0.0
Settings 0.0 to 25.0 sec
The DEB (Deceleration Energy Backup) function is the AC motor drive decelerates to stop
after momentary power loss. When the momentary power loss occurs, this function can be
used for the motor to decelerate to 0 speed with deceleration stop method. When the power is
on again, motor will run again after DEB return time.
Status 1: Insufficient power supply due to momentary power-loss/unstable power (due to low
voltage)/sudden heavy-load