Setting Motor Constants - YASKAWA varispeed G7 CIMR-G7B series Instruction Manual

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
Name
Con-
stant
Display
Number
Motor rated Sets the motor rated current in 1 A
current units.
These set values will become the
reference values for motor protec-
E2-01
tion, torque limits and torque con-
电机额定电流
trol.
This constant is automatically set
during autotuning.
Motor rated slip Sets the motor rated slip in Hz
units.
These set values will become the
E2-02 reference values for slip compen-
电机额定滑差
sation.
This constant is automatically set
during autotuning.
Motor no-load Sets the motor no-load current in
current 1 A units.
E2-03
This constant is automatically set
空载电流
during autotuning.
Number of
Sets the number of motor poles.
motor poles
E2-04 This constant is automatically set
during autotuning.
电机极数
Motor line-to- Sets the motor phase-to-phase
resistance in Ω units.
line resistance
E2-05
This constant is automatically set
线间电阻
during autotuning.
Motor leak Sets the voltage drop due to motor
inductance leakage inductance as a percent-
E2-06 age of the motor rated voltage.
This constant is automatically set
电机漏电感
during autotuning.
Motor iron sat- Sets the motor iron saturation
uration coeffi- coefficient at 50% of magnetic
E2-07 cient 1 flux.
This constant is automatically set
饱和系数 1
during rotational autotuning.
Motor iron sat- Sets the motor iron saturation
uration coeffi- coefficient at 75% of magnetic
E2-08 cient 2 flux.
This constant is automatically set
饱和系数 2
during rotational autotuning.
Motor iron loss
for torque com-
E2-10 Sets motor iron loss in W units.
pensation
铁损
Setting Factory
Description
Range
0.32 to
1.90 A
6.40
*2
0.00 to
20.00
0.00 to
1.20 A
1.89
*3
2 to 48
0.000
to
65.000
0.0 to
18.2%
40.0
0.00 to
0.50
0.00 to
0.75
0 to
65535
Control Methods
Change
Open
during
V/f
Loop
Setting Opera-
V/f with
Vector
tion
PG
1
No Q Q Q
*1
2.90
No A A A
Hz
*1
No A A A
*1
4
No No Q No
poles
9.842
Ω No A A A
*1
No No No A
*1
0.50 No No No A
0.75 No No No A
14 W
No A A No
*1
Individual Functions
MEMO
Open
BUS
Flux
Loop
Regis-
Vec-
Vector
ter
tor
2
Q Q 30EH
A A 30FH
A A 310H
Q Q 311H
A A 312H
A A 313H
A A 314H
A A 315H
No No 317H
117
6-