ABB
Abb AC Servo motors
| Motors and Generators
| ABB
19
1
1
A blower option is available which will increase the motor’s continuous stall torque by another 80%.
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
160 VDC BUS
320 VDC BUS
650 VDC BUS
565 VDC BUS
TORQUE (Nm)
5
10
15
30
40
45
50
20
25
35
0
0
50
100
150
200
250
350
450
400
300
1
2
3
4
5
0
0
5
10
15
20
25
30
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
160 VDC BUS
320 VDC BUS
TORQUE (Nm)
5
10
15
30
40
45
50
20
25
35
0
0
0
10
20
30
40
50
60
50
100
150
200
250
350
450
400
300
1
2
3
4
5
0
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
160 VDC BUS
320 VDC BUS
650 VDC BUS
565 VDC BUS
TORQUE (Nm)
5
10
15
30
40
45
50
20
25
35
0
0
50
100
150
200
250
350
450
400
300
1
2
3
0
0
5
10
15
20
BSM90N-375
BSM90N-3150
BSM90N-3250
Model number
BSM90N-375
1
BSM90N-3150
1
BSM90N-3250
1
General
Continuous stall torque
lb-in
117
117
117
Nm
13.3
13.3
13.3
Continuous current
amps
19.01
8.64
5.59
Peak torque
lb-in
471
471
471
Nm
53.2
53.2
53.2
Peak current
amps
68.47
31.1
20.1
Thermal resistance
°C/watt
1.14
1.14
1.14
Thermal time constant
Min
59
59
59
Mechanical time constant
msec
0.32
0.33
0.32
Electrical time constant
msec
2.8
5.4
5.5
Rated speed @ 300 volts
rpm
4000
2000
1200
Rated speed @ 600 volts
rpm
4000
2400
Electrical
Torque constant
lb-in/amp
6.8
15.07
23.4
Nm/amp
0.77
1.7
2.64
Voltage constant
Vpk/krpm
65.7
145.6
226.3
Vrms/krpm
46.5
103
160.1
Resistance
ohms
0.2075
1.02
2.39
Inductance
mH
1.257
5.53
13.18
Mechanical
Inertia
lb-in-s
2
0.0082
0.0082
0.0082
Kg-cm
2
9.264
9.264
9.264
Maximum speed
rpm
7,000
7,000
7,000
Number of motor poles
—
8
8
8
Weight
lbs/Kg
38/17.3
38/17.3
38/17.3
BSM N-series performance curves
Abb AC Servo motors