ABB
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Motors and Generators | Abb AC Servo motors
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
160 VDC BUS
320 VDC BUS
1
2
3
4
5
6
0
TORQUE (Nm)
0
0
2
4
6
8
10
12
14
16
10
20
30
40
50
1
2
3
4
5
6
7
0
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
160 VDC BUS
320 VDC BUS
1
2
3
4
5
6
0
TORQUE (Nm)
0
10
20
30
40
50
1
2
3
4
5
6
7
0
0
2
4
6
8
10
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
160 VDC BUS
320 VDC BUS
565 VDC BUS
1
2
3
4
5
6
0
TORQUE (Nm)
0
10
20
30
40
50
1
2
3
4
5
0
0
1
2
3
4
5
6
7
BSM80N-133
BSM80N-150
BSM80N-175
Model number
BSM80N-133
BSM80N-150
BSM80N-175
General
Continuous stall torque
lb-in
14.6
14.6
14.6
Nm
1.65
1.65
1.65
Continuous current
amps
4.74
3.05
2.14
Peak torque
lb-in
58.41
58.41
58.41
Nm
6.6
6.6
6.6
Peak current
amps
17.1
11
7.69
Thermal resistance
°C/watt
1.84
1.84
1.84
Thermal time constant
Min
23
23
23
Mechanical time constant
msec
1.5
1.4
1.3
Electrical time constant
msec
2.4
2.7
2.9
Rated speed @ 300 volts
rpm
6000
4000
Rated speed @ 160 volts
rpm
4800
3200
2130
Electrical
Torque constant
lb-in/amp
3.4
5.3
7.5
Nm/amp
0.386
0.6
0.85
Voltage constant
Vpk/krpm
33.9
51.3
73.3
Vrms/krpm
24.2
36.3
51.8
Resistance
ohms
2.1
5.1
9.53
Inductance
mH
5.2
13.97
28
Mechanical
Inertia
lb-in-s
2
0.00091
0.00091
0.00091
Kg-cm
2
1.02
1.02
1.02
Maximum speed
rpm
7,000
7,000
7,000
Number of motor poles
—
4
4
4
Weight
lbs/Kg
7/3.2
7/3.2
7/3.2
BSM N-series performance curves
Abb AC Servo motors