5-18
îš„Droop Control: b7
User constants for droop functions are shown in the following table.
îš„Energy Saving: b8
User constants for energy-saving control functions are shown in the following table.
Con-
stant
Number
Name Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Control Methods
MEMO
BUS
Regis-
ter
Page
V/f
V/f
with
PG
Open
Loop
Vec-
tor
Flux
Vec-
tor
b7-01
Droop con-
trol gain
Sets the slip as a percentage
of maximum frequency
when the maximum output
frequency is specified and
the rated torque occurs.
Droop-control is not per-
formed when the setting is
0.0.
0.0 to
100.0
0.0 Ye s No No No A 1CAH
4-20
6-143
b7-02
Droop con-
trol delay
time
Droop control responsive-
ness constant
When hunting or oscillation
occurs, increase the value.
0.03 to
2.00
0.05 s Ye s No No No A 1CBH
4-20
6-143
Con-
stant
Number
Name Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Control Methods
MEMO
BUS
Regis-
ter
Page
V/f
V/f
with
PG
Open
Loop
Vec-
tor
Flux
Vec-
tor
b8-01
Energy-sav-
ing mode
selection
Select whether to enable or
disable energy-saving con-
trol.
0: Disable
1: Enable
0 or 1 0 No A A A A 1CCH 6-117
b8-02
Energy-sav-
ing gain
Set the energy-saving gain
with the vector control
method.
0.0 to
10.0
0.7
*1
Yes N o N o A A 1CDH 6 -117
b8-03
Energy-sav-
ing filter
time con-
stant
Set the energy-saving filter
time constant with the vector
control method.
0.00 to
10.00
0.50 s
*2
Yes N o N o A A 1CE H 6-11 7
b8-04
Energy-sav-
ing coeffi-
cient
Set the maximum motor effi-
ciency value.
Set the motor rated capacity
in E2-11, and adjust the
value by 5% at a time until
output power reaches a mini-
mum value.
0.0 to
655.00
288.20
*3
*4
No A A No No 1CFH 6-117
b8-05
Power
detection
filter time
constant
Set the time constant for out-
put power detection.
0 to
2000
20 ms No A A No No 1D0H 6-117
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