BENSHAW RSi H2 Series - Auto Tuning

Parameter Descriptions
124
890053-00-02
5.2.5 MOT-11 Auto Tuning
The motor parameters can be measured automatically and are used for auto torque boost or
sensorless vector control.
Example - Auto-Tuning Based on 7.5 HP (5.5kW), 230V, 60Hz, 4 Pole Motor
Group
Code
Name
LCD Display
Parameter
Setting
Setting Range
Unit
MOT
01
Motor capacity
Motor Capacity
1
7.5 HP
(5.5 kW)
0-30
-
03
Motor pole number
Pole Number
4
2-48
-
04
Rated slip speed
Rated Slip
45
0-3000
rpm
05
Rated motor
current
Rated Curr
21.0
1.0-1000.0
A
06
Motor no-load
current
Noload curr
7.1
0.5-1000.0
A
07
Motor rated
voltage
Motor Volt
230
170-480
V
08
Motor efficiency
Efficiency
85
70-100
%
11
Auto tuning
Auto Tuning
0
None
-
-
12
Stator resistance
Rs
.314
Depends on the
motor setting
Ω
13
Leakage
inductance
Lsigma
3.19
Depends on the
motor setting
mH
14
Stator inductance
Ls
-
Depends on the
motor setting
mH
15
Rotor time
constant
Tr
-
25-5000
ms
Auto Tuning Default Parameter Settings
Motor
Voltage
kW
HP
Rated
Current(A)
No-load
Current(A)
Rated Slip
Frequency(Hz)
Stator
Resistance(Ω)
Leakage
Inductance(mH)
230V
5.5
7.5
21
7.1
1.5
0.314
3.19
7.5
10
28.2
9.3
1.33
0.169
2.844
11
15
40
12.4
1
0.12
1.488
15
20
53.6
15.5
1
0.084
1.118
18.5
25
65.6
19
1
0.0676
0.819
22
30
76.8
21.5
1
0.0560
0.948
30
40
104.6
29.3
1
0.0422
0.711
37
50
128.6
34.7
1
0.0338
0.568
45
60
156
42.1
1
0.0281
0.474
55
75
184.1
49.7
1
0.0231
0.389
75
100
244.5
61.1
1
0.0169
0.284
90
125
289.5
72.3
1
0.0140
0.25