4-63
4-2 Function Mode
4
Functions
Momentary Power Interruption Non-stop Function
•After the power is shut off during operation, this function decelerates the Inverter to a stop while
keeping the voltage below the overvoltage level.
•You can select from three modes in momentary power interruption non-stop selection b050.
Parameter No. Function name Data Default setting Unit
b050
Selection of non-stop
function at momentary
power interruption
00: OFF (Disabled)
01: V-Cnst (STOP) (Enabled (deceleration
stop))
02: NS1 (Enabled (without recovery)*
5
03: NS2 (Enabled (with recovery)*
5
00 
b051
Starting voltage of non-stop
function at momentary
power interruption
*4
0.0 to 1000.0 220/440 V
b052
Stop deceleration level of
non-stop function at
momentary power
interruption
*1
*4
0.0 to 1000.0 360/720 V
b053
Deceleration time of non-
stop function at momentary
power interruption
*3
0.01 to 3600.00 1.00 s
b054
Deceleration starting width
of non-stop function at
momentary power
interruption
*3
0.00 to 10.00 0.00 Hz
b055
Proportional gain setting of
non-stop function at
momentary power
interruption
0.00 to 2.55:
Proportional gain for DC voltage constant
control
(b050 = 02, 03 only)
0.20 
b056
Integral time setting of non-
stop function at momentary
power interruption
0.000 to 65.535:
Integral time for DC voltage constant
control
(b050 = 02, 03 only)
0.100 s