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Abb AC Servo motors
| Motors and Generators
| ABB
17
1
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
160 VDC BUS
320 VDC BUS
TORQUE (Nm)
1
2
3
4
5
0
2
4
6
8
10
12
14
16
18
20
22
24
0
0
20
40
60
80
100
120
140
160
180
200
0
5
10
15
20
25
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
160 VDC BUS
320 VDC BUS
650 VDC BUS
565 VDC BUS
TORQUE (Nm)
2
4
6
8
10
12
14
16
18
20
22
24
0
0
20
40
60
80
100
120
140
160
180
200
1
2
3
4
5
0
0
2
4
6
8
10
12
14
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
160 VDC BUS
320 VDC BUS
650 VDC BUS
565 VDC BUS
TORQUE (Nm)
2
4
6
8
10
12
14
16
18
20
22
24
0
0
20
40
60
80
100
120
140
160
180
200
1
2
3
0
0
1
2
3
4
5
6
7
8
9
BSM90N-175
BSM90N-1150
BSM90N-1250
Model number
BSM90N-175
BSM90N-1150
BSM90N-1250
General
Continuous stall torque
lb-in
53
53
53
Nm
6
6
6
Continuous current
amps
7.8
4.03
2.6
Peak torque
lb-in
212.41
212.41
212.41
Nm
24
24
24
Peak current
amps
28.1
14.5
9.37
Thermal resistance
°C/watt
1.16
1.16
1.16
Thermal time constant
Min
38
38
38
Mechanical time constant
msec
0.58
0.54
0.55
Electrical time constant
msec
3.3
4
4.1
Rated speed @ 300 volts
rpm
4000
2000
1200
Rated speed @ 600 volts
rpm
4000
2400
Electrical
Torque constant
lb-in/amp
7.31
14.16
21.93
Nm/amp
0.853
1.65
2.56
Voltage constant
Vpk/krpm
72.8
141.3
218.9
Vrms/krpm
51.5
99.9
154.8
Resistance
ohms
1.24
4.33
10.66
Inductance
mH
4.15
17.6
43.5
Mechanical
Inertia
lb-in-s
2
0.003
0.003
0.003
Kg-cm
2
3.389
3.389
3.389
Maximum speed
rpm
7,000
7,000
7,000
Number of motor poles
—
8
8
8
Weight
lbs/Kg
18/8.2
18/8.2
18/8.2
BSM N-series performance curves
Abb AC Servo motors