Individual Functions
6-117
Setting Motor Constants
In vector control method, the motor constants are set automatically using autotuning. If autotuning does not
complete normally, set them manually.
Related Constants
Con-
stant
Number
Name
Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Control Methods
MEMO
BUS
Regis-
ter
Display
V/f
V/f
with
PG
Open
Loop
Vector
1
Flux
Vec-
tor
Open
Loop
Vector
2
E2-01
Motor rated
current
Sets the motor rated current in 1 A
units.
These set values will become the
reference values for motor protec-
tion, torque limits and torque con-
trol.
This constant is automatically set
during autotuning.
0.32 to
6.40
*2
1.90 A
*1
NoQQQQQ30EH
电机额定电流
E2-02
Motor rated slip Sets the motor rated slip in Hz
units.
These set values will become the
reference values for slip compen-
sation.
This constant is automatically set
during autotuning.
0.00 to
20.00
2.90
Hz
*1
NoAAAAA30FH
电机额定滑差
E2-03
Motor no-load
current
Sets the motor no-load current in
1 A units.
This constant is automatically set
during autotuning.
0.00 to
1.89
*3
1.20 A
*1
NoAAAAA310H
空载电流
E2-04
Number of
motor poles
Sets the number of motor poles.
This constant is automatically set
during autotuning.
2 to 48
4
poles
No No Q No Q Q 311H
电机极数
E2-05
Motor line-to-
line resistance
Sets the motor phase-to-phase
resistance in Ω units.
This constant is automatically set
during autotuning.
0.000
to
65.000
9.842
Ω
*1
NoAAAAA312H
线间电阻
E2-06
Motor leak
inductance
Sets the voltage drop due to motor
leakage inductance as a percent-
age of the motor rated voltage.
This constant is automatically set
during autotuning.
0.0 to
40.0
18.2%
*1
No No No A A A 313H
电机漏电感
E2-07
Motor iron sat-
uration coeffi-
cient 1
Sets the motor iron saturation
coefficient at 50% of magnetic
flux.
This constant is automatically set
during rotational autotuning.
0.00 to
0.50
0.50 No No No A A A 314H
饱和系数 1
E2-08
Motor iron sat-
uration coeffi-
cient 2
Sets the motor iron saturation
coefficient at 75% of magnetic
flux.
This constant is automatically set
during rotational autotuning.
0.00 to
0.75
0.75 No No No A A A 315H
饱和系数 2
E2-10
Motor iron loss
for torque com-
pensation
Sets motor iron loss in W units.
0 to
65535
14 W
*1
No A A No No No 317H
铁损
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