Low Voltage Level; Over-Voltage Stall Prevention - Delta Electronics AC Motor Drive VFD-VE Series User Manual

Group 6 Protection Parameters
06-00

Low Voltage Level

Control
VF VFPG
mode
Settings
It is used to set the Lv level.
06-01

Over-Voltage Stall Prevention

Control
VF VFPG
mode
Settings
During deceleration, the DC bus voltage may exceed its Maximum Allowable Value due to
motor regeneration. When this function is enabled, the AC motor drive will not decelerate
further and keep the output frequency constant until the voltage drops below the preset value
again.
output
frequency
Revision August 2008, 03VE, SW V2.04
SVC FOCPG TQRPG
230V series 160.0~220.0Vdc
460V series 320.0~440.0Vdc
input voltage
Pr. 06-00
SVC FOCPG TQRPG
230V series 350.0~450.0Vdc
460V series 700.0~900.0Vdc
0.0: disable (when brake resistor used)
deceleration time
LV
Deceleration characteristic
when Over-Voltage Stall
Prevention enabled
Frequency Held
previous
Chapter 4 Parameters|
Factory Setting: 180.0
Factory Setting: 360.0
30V(60V)
Factory Setting: 380.0
Factory Setting: 760.0
time
Unit: 0.1
Unit: 0.1
4-95