6-33
·The Inverter accelerates or decelerates the output frequency according to the preset
acceleration or deceleration time set in n116 (stall prevention acceleration/decelera-
tion time setting).
·Set the parameter as percentage based on the rated Inverter current as 100%.
·The default setting does not need any changes in normal operation.
·DecreasethesetvalueifthecapacityofthemotorissmallerthanthatoftheInverteror
the motor stalls with the default value.
Thesetvalueisnormally2or3timeshigherthantheratedcurrentofthemotor.Setthis
current in percentage based on the rated Inverter current as 100%.
Stall Prevention during Acceleration
Output
current
n094 (Stall prevention
level during acceleration)
Time
Output
frequency
The output frequency is controlled
so that the Inverter will not stall.
Time
n115 Stall Prevention Level
Automatic Suppression
Selection
Register 0173
Hex
Changes during
operation
No
Setting
range
0, 1 Unit of
setting
1 Set Values 0
Set Values
Value Description
0 Disabled. The set value in n094 for stall prevention during operation is
enabled in all the frequency range.
1 Enabled. The set value in n094 for stall prevention during operation is
automatically decreased when the output frequency exceeds the maximum
voltage frequency (n013).
Advanced Operation Chapter 6
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