4-72
Use the jump frequency width (11-11) to create a jump frequency range. Refer to figure below.
11-11
11-11
11-11
Output
Frequency
Frequency
Reference
11-09
11-08
11-10
Regeneration Prevention Function
【0】: Regeneration prevention function is disabled
【1】: Regeneration prevention function is enabled
【2】: Regeneration prevention function is enabled only during constant speed
Regeneration Prevention Function:
During excessive energy regeneration, the Vpn (DC bus) voltage rises and could result in an
OV (over voltage), to avoid an over voltage condition during regeneration the output frequency is increased.
Regeneration prevention function can be set according to the selections above.
Example: Regeneration prevention during acceleration.
Regeneration prevention at work
Vpn(DCV)
Set value of 11-14
Output
frequency
（
Hz）
t
t
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