Delta CT2000 Series, User Manual

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Chapter 12 Description of Parameter Settings

CT2000 Series
12.1-10-9
Set frequency command
(Higher than switching command)
Perform RUN command
Yes
NO
Yes
NO
Big variation of current or
OC while switching
Lower Per Unit of System
Inertia (Pr.11-01)/
Lower ASR1 Low-speed
Bandwidth (Pr.11-03)
Can the drive run
normally until switching
to higher frequency?
Big variation of output
frequency or dissipation
Observe output current
fequency via
commnucation intreface
/
Increase load and Test
Observe output current
fequency via
commnucation intreface
/
Procedure for switching between I
F mode and FOC mode
/
When running at high
frequency, is the frequency
stable?
IncreasePM Sensorless
Observer Bandwidth for
High Speed Zone (Pr.10-32)/
Decrease Per Unit of
System Inertia (Pr.11-01)
PG Card Version
Factory Setting: Read only
Settings 0~655.35

Version reference:
PG02U 21.XX
PG01U 31.XX
PG01O/PG01L 11.XX
PG02O/PG02L 14.XX
PG01R
41.XX
~
Reserved
 Zero voltage time while start up
Factory Setting: 0.000
Settings 00.000~60.000 sec
 When the motor is in static status at the startup, the accuracy to estimate angles will be increased.
In order to make the motor in “static status”, the drive 3 phase U, V, W output 0V to motor to reach
this goal. The Pr10-49 setting time is the length of time when three-phase output 0V.