Mitsubishi Electric FR-F740 EC Instruction Manual page 517

Parameter
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).
Maximum
frequency
Motor starting
frequency
Motor stopping
frequency
Minimum
frequency
Relay output
Relay output
Fig. 6-199: Switchover timing at a start (stop) of an auxiliary motor 1
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).
Maximum
frequency
Motor starting
frequency
Motor stopping
frequency
Minimum
frequency
Relay output
Maintenance
Fig. 6-200: Switchover timing at a start (stop) of an auxiliary motor 1
NOTE The control of the magnetic contactors by the frequency inverter is described on pages 6-371 ff.
FR-F700 EC
Output frequency
Pr. 584
Variation
Pr. 584–Pr. 587
Pr. 587
Output frequency
Pr. 584
Variation
Pr. 584–Pr. 587
Pr. 587
Pr. 590
Motor start detection time
Pr. 591
Motor stop detection time
Start
Stop
Pr. 590
Motor start detection time
Pr. 591 Pr. 580 + Pr. 581
Motor stop detection time Interlock time + start waiting time
Start
Stop
PID control
Flow
When the number of
motors increases
When the number of
motors decreases
I001246E
Flow
When the number of
motors increases
When the number of
motors decreases
I001247E
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