6. Control Functions and Parameter Settings
6-9
Block-B parameters (Basic function constants) list
Application
No.
Parameter
Unit
Default
Min.
Max.
Function
ST
V/f VEC PM
B02 – Motor circuit constant (IM)
0
R1:Primary resistance
(Mantissa section)
m
Ω
Inverter
rating
0.100
9.999
1
R1:Primary resistance
(Exponent section)
Inverter
rating
−
3
4
2
R2’:
Secondary resistance
(Mantissa section)
m
Ω
1.000
0.100
9.999
3
R2’:
Secondary resistance
(Exponent section)
0
−
3
4
4
L
σ
:
Leakage inductance
(Mantissa section)
mH
1.000
0.100
9.999
5
L
σ
:
Leakage inductance
(Exponent section)
0
−
3
4
6
M’:
Excitation inductance
(Mantissa section)
mH
1.000
0.100
9.999
7
M’:
Excitation inductance
(Exponent section)
0
−
3
4
8
Rm:
Iron loss resistance
(Mantissa section)
m
Ω
1.000
0.100
9.999
9
Rm:
Iron loss resistance
(Exponent section)
0
−
3
4
This combination means
R2’ = 1.000 x 10
0
(m
Ω
)
The motor circuit constant is set.
B03 – Motor circuit constant (PM)
0
R1: PM motor primary
resistance
(Mantissa section)
m
Ω
1.000
0.001
9.999
1
R1: PM motor primary
resistance
(Exponent section)
0
−
1
4
This combination means
R1 = 1.000 x 10
0
(m
Ω
)
2
Ld: PM motor d axis
inductance
(Mantissa section)
mH
1.000
0.001
9.999
3
Lq: PM motor q axis
inductance
(Mantissa section)
mH
1.000
0.001
9.999
4
Ld, Lq PM motor
inductance
(Exponent section)
0
−
1
4
This combination means
R1 = 1.000 x 10
0
(mH)
B05 – Frequency skip
0
1
2
3
4
5
Skip frequency – 1
Skip band – 1
Skip frequency – 2
Skip band – 2
Skip frequency – 3
Skip band – 3
Hz
Hz
Hz
Hz
Hz
Hz
0.1
0.0
0.1
0.0
0.1
0.0
0.1
0.0
0.1
0.0
0.1
0.0
440.0
10.0
440.0
10.0
440.0
10.0
B06 – Ratio interlock setting
0
Coefficient
1.000
–10.000 10.000
1
2
3
Bias
Upper limit
Lower limit
Hz
Hz
Hz
0.0
440.00
0.10
–440.0
–440.0
–440.0
440.0
440.00
440.00
The upper limit must be larger than
the lower limit.
4
5
6
Bias
Upper limit
Lower limit
min
–1
min
–1
min
–1
0.
7200.
–7200.
–7200.
–7200.
–7200.
7200.
7200.
7200.
The upper limit must be larger than
the lower limit.