ABB
Abb AC Servo motors
| Motors and Generators
| ABB
13
1
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
320 VDC BUS
160 VDC BUS
1
2
3
4
5
6
7
8
0
TORQUE (Nm)
0
10
20
30
40
50
60
70
1
2
3
4
5
6
7
0
0
5
10
15
20
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
160 VDC BUS
320 VDC BUS
1
2
3
4
5
6
7
8
0
TORQUE (Nm)
0
10
20
30
40
50
60
70
1
2
3
4
5
6
7
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
1
2
3
4
5
6
7
8
0
TORQUE (Nm)
0
10
20
30
40
50
60
70
1
2
3
4
5
6
7
0
0
2
4
6
8
10
BSM63N-333
BSM63N-350
BSM63N-375
Model number
BSM63N-333
BSM63N-350
BSM63N-375
General
Continuous stall torque
lb-in
18.5
18.5
18.5
Nm
2.09
2.09
2.09
Continuous current
amps
6.03
4.05
2.82
Peak torque
lb-in
73.99
73.99
73.99
Nm
8.36
8.36
8.36
Peak current
amps
21.7
14.5
10.1
Thermal resistance
°C/watt
1.6
1.6
1.6
Thermal time constant
Min
25
25
25
Mechanical time constant
msec
0.57
0.57
0.5
Electrical time constant
msec
1.9
1.79
2.3
Rated speed @ 300 volts
rpm
9000
6000
4000
Rated speed @ 160 volts
rpm
4800
3200
2130
Electrical
Torque constant
lb-in/amp
3.41
5.07
7.28
Nm/amp
0.385
0.573
0.823
Voltage constant
Vpk/krpm
32.8
49
70.2
Vrms/krpm
23.25
34.6
49.7
Resistance
ohms
1.5
3.28
5.92
Inductance
mH
2.85
5.87
13.67
Mechanical
Inertia
lb-in-s
2
0.0005
0.0005
0.0005
Kg-cm
2
0.564
0.564
0.564
Maximum speed (1)
rpm
10,000
10,000
10,000
Number of motor poles
—
4
4
4
Weight
lbs/Kg
6.3/2.9
6.3/2.9
6.3/2.9
BSM N-series performance curves
(1) Maximum speed can be limited by bus volts and feedback types.
Abb AC Servo motors