ABB
Abb AC Servo motors
| Motors and Generators
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49
3
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
160 VDC BUS
320 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
0
10
20
30
40
50
60
70
80
90
1
2
3
4
5
6
7
0
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
160 VDC BUS
320 VDC BUS
565 VDC BUS
TORQUE (Nm)
0
2
4
6
8
10
0
2
4
6
8
10
0
20
40
60
80
100
120
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
160 VDC BUS
320 VDC BUS
565 VDC BUS
TORQUE (Nm)
1
2
3
4
5
6
7
0
0
2
4
6
8
10
12
14
0
2
4
6
8
10
12
14
SSBSM63N-375
SSBSM80N-275
SSBSM80N-375
Model number
SSBSM63N-375
SSBSM80N-275
SSBSM80N-375
General
Continuous stall torque
lb-in
18.5
23
32
Nm
2
2.5
3.6
Continuous current
amps
2.8
3.1
4.3
Peak torque
lb-in
74
92
128
Nm
8.4
10.4
14.5
Peak current
amps
10
11.2
15.4
Thermal resistance
°C/watt
1.87
2.82
2.02
Thermal time constant
Min
23
28
34
Mechanical time constant
msec
0.5
0.72
0.69
Electrical time constant
msec
2.3
3.9
4.2
Rated speed @ 300 volts
rpm
4000
4000
4000
Rated speed @ 160 volts
rpm
2130
2130
2130
Electrical
Torque constant
lb-in/amp
7.2
8
8
Nm/amp
0.82
0.9
0.9
Voltage constant
Vpk/krpm
70.2
77.3
77.4
Vrms/krpm
49.7
54.7
54.7
Resistance
ohms
5.92
3.2
2.22
Inductance
mH
13.65
12.73
9.3
Mechanical
Inertia
lb-in-s
2
0.0005
0.00162
0.00223
Kg-cm
2
0.564
1.82
2.51
Maximum speed (1)
rpm
10,000
7,000
7,000
Number of motor poles
—
4
4
4
Weight
lbs/Kg
9/4.0
15.5/7
18.5/8.4
SSBSM stainless series performance curves
(1) Maximum speed can be limited by bus volts and feedback types.
Abb AC Servo motors