5 
VFD-B Series 
DELTA ELECTRONICS, INC. ALL RIGHTS RESERVED 
5-43
06 - 16 
User-Defined Low-Voltage Detection Level  Factory Setting: 00 
 Settings  00  Disabled 
   230V series: 220 ~ 300VDC 
    460V series: 440 ~ 600VDC 
06 - 17 
User-Defined Low-Voltage Detection Time  Factory Setting: 0.5
 Settings  0.1~ 3600.0 Sec  Unit: 0.1sec
 
When the voltage of DC BUS is lower than Pr.06-16 and the time exceeds the setting of 
Pr.06-17, AC drive will output a signal by the setting 28 of Pr.03-00 ~ Pr.03-03. 
06 - 18 
Reserved