Mitsubishi Electric FR-F720-00046 Instruction Manual page 255

Special operation and frequency control
(4) Motor switchover timing
· Switchover timing at a start (stop) of an auxiliary motor 1 in the basic system (Pr. 579 = "0") and alternative
system (Pr. 579 = "1").
Output frequency
Maximum
frequency
Pr. 584:
Motor starting
frequency
Variation
Pr. 584-Pr. 587
Pr. 587:
Motor stopping
frequency
Minimum
frequency
ON
Relay output
OFF
ON
Relay output
OFF
· Switchover timing at a start (stop) of an auxiliary motor 1 in the direct system (Pr. 579 = "2") and alternative-
direct system (Pr. 579 = "3").
Output frequency
Maximum
frequency
Pr. 584:
Motor starting
frequency
Variation
Pr. 587:
Pr. 584-Pr. 587
Motor stopping
frequency
Minimum
frequency
ON
Relay output
OFF
ON
Relay output
OFF
246
Pr. 590:
Motor start detection time
Pr. 591
Motor stop detection time
Pr. 590:
Motor start detection time
Pr. 591
"Motor stop detection time"
START
STOP
When the number of
motors increases
When the number of
motors decreases
Pr. 580 + Pr. 581
"Interlock time" + "start waiting time"
When the number of
motors increases
When the number of
motors decreases
Flow
Flow