Delta Electronics VFD037CH23A-21 Руководство по эксплуатации онлайн [241/638] 460294

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Delta Electronics VFD075CH23A-21 Руководство по эксплуатации онлайн [241/638] 460296
Chapter 12 Description of Parameter SettingsCH2000 Series
12-25
Start-Up Frequency
Factory Setting: 0.50
Settings 0.0~600.00Hz
When start frequency is higher than the min. output frequency, drives’ output will be from start
frequency to the setting frequency. Please refer to the following diagram for details.
Fcmd=frequency command,
Fstart=start frequency (Pr.01-09),
fstart=actual start frequency of drive,
Fmin=4th output frequency setting (Pr.01-07/Pr.01-41),
Flow=output frequency lower limit (Pr.01-11)
Fcmd>Fmin and Fcmd<Fstart:
If Flow<Fcmd drive will run with Fcmd directly.
If Flow>=Fcmd, drive will run with Fcmd firstly, then, accelerate to Flow according to
acceleration time.
The drive’s output will stop immediately when output frequency has reach to Fmin during
deceleration.
Fcmd>Fmin
Fstart>Fmin
NO
YES
YES
fstart=Fstart
NO
fstart=Fmin
Flow=0
Flow=0
YES
H=Fcmd
YES
H=Fcmd
NO
Fcmd>Flow
YES
Fcmd>Fmin
YES
H=Fcmd
NO
NO
Fcmd<Fmin
NO
H=Flow
YES
NO
Fcmd
Fmin
Fstart
Fcmd
Fmin
Fstart
Fcmd1>Flow &
Fcmd1>Fmin
Fmin
Flow
Fcmd2>Flow &
Fcmd2<Fmin
Flow>Fcmd1
>Fmin
Fmin
Flow
Fmin>Fcmd2
60Hz
60Hz
Hz
Time
Hz
Time
Time
Time
Hz
Hz
Fcmd1
Fcmd2
H=Flow
Fcmd1
Fcmd2
H=Fcmd1
by Pr.01-34
by
Pr.01-34
by
Pr.01-34
by Pr.01-34
by Pr.01-34
operation after
start-up
Output Frequency Upper Limit
Factory Setting: 600.00
Settings 0.0~600.00Hz

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