Delta Electronics VFD037CH23A-21 [267/638] Crane application
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Delta Electronics VFD037CH23A-21 [267/638] Crane application

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Delta Electronics VFD300CH23A-00/-21 [267/638] To rev brake holding send stop operating command and set output frequency pr02 62 or set
Chapter 12 Description of Parameter SettingsCH2000 Series
12-51
#To REV brake holding: Send stop operating command and set output frequency < Pr02-62 or set
output currency < Pr02-60, release immediately the brake.
Crane Application:
Output Frequency >=Pr02-34
&
Output Current >= Pr02-33
Operating
Command
Output
Frequency
Multi-Function Output
MO=42
Pr02-32
Output Frequency <02-58
or
Output Current <02-57
Mechanical Brake
Operation
It is recommended to use Dwell function as shown in the following:
Operating
Command
Output frequency >Pr02-34
=Pr07-16 and
Output current >Pr02-33
Output
Frequency
Multi-Function Output
MO=42
Mechanical Brake
Operation
Pr02-32
07-15
Dwell Time at Accel.
07-17
Dwell Time at Decel
07-16
Dwell Frequency at Accel.
Output Frequency < Pr02-58
= Pr07-17 or
Output Current <Pr02-57
07-18
Dwell Frequency
at Decel.

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