Mitsubishi Electric FR-F820-00077 Instruction Manual page 570

(A) Application parameters
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
"Auxiliary motor 1
starting frequency"
"Auxiliary motor 1
stopping frequency"
Fig. 5-188:
● 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
"Auxiliary motor 1
starting frequency"
"Auxiliary motor 1
stopping frequency"
Relay output
Fig. 5-189:
5 - 398
Maximum
frequency
Pr. 584
Variation
Pr. 587
Pr. 584 – Pr. 587
Minimum
frequency
ON
Relay output
OFF
ON
Relay output
OFF
Switchover timing at a start (stop) of an auxiliary motor 1 (basic system, alternative system)
Maximum
frequency
Pr. 584
Variation
Pr. 584 – Pr. 587
Pr. 587
Minimum
frequency
"Auxiliary motor stop detection time"
ON
OFF
ON
Relay output
OFF
Switchover timing at a start (stop) of an auxiliary motor 1
(direct system, alternative direct system)
Pr. 590 "Auxiliary motor start detection time"
Pr. 591 "Auxiliary motor stop detection time"
Pr. 590 "Auxiliary motor start detection time"
Pr. 591 Pr. 580 + Pr. 581
"MC switching interlock time"
+ "Start waiting time"
Parameters
Flow
When the number
of motors increases
When the number
of motors decreases
I003054E
Flow
When the number
of motors increases
When the number
of motors decreases
I003055E