Delta Electronics AC Drive VFD-F Series User Manual page 97

VFD-F Series
When Pr. 11-01 is set to 01 Time Circulation. Starts a motor, runs it for a fixed amount of
time Pr. 11-03 stops it (this motor will coast to stop), wait for delay time on Pr. 11-04, then
starts the next motor, runs it for fixed amount of time, etc. Operates like an alternator (also
notice that the Pr.11-03 time includes both the acceleration time and the running time).
Output Freq
VFD-F operation
Motor 1
Motor 2
Motor 3
Motor 4
freq
Acc T ime Acc Time
Pr01-09 Pr01-09
Pr11-03 Pr11-04 Pr1 1-03
by VFD-F
Off
by VFD-F
Off
Off
VFD-F
RY00
coast to stop
Acc T ime Acc Time
Pr01-09 Pr01-09
Pr11-04 Pr11-03 Pr11-04 Pr1 1-03
Off
Off
by VFD- F
by VFD-F
L N
Contactor
Contactor
Contactor
Contactor
5-64
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time
Acc T ime
Pr01-09
Pr1 1-03 Pr1 1-04
Pr11-04
by VFD-F
Off
Off
M1
M2
M3
M4