ABB
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ABB |
Motors and Generators | Abb AC Servo motors
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
1
2
3
TORQUE (Nm)
0
0
1
2
160 VDC BUS
320 VDC BUS
0
1
2
3
4
5
0
5
10
15
20
0
10
20
30
40
50
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
TORQUE (Nm)
160 VDC BUS
1
2
3
4
5
0
320 VDC BUS
0
1
2
3
4
5
6
0
1
2
3
4
5
SPEED (rpm) x 1000
CURRENT (Amps)
TORQUE (lb-in.)
2
3
4
5
6
7
8
1
0
TORQUE (Nm)
160 VDC BUS
1
2
3
4
5
0
320 VDC BUS
0
2
4
6
8
10
12
0
10
20
30
40
50
60
70
SSBSM80C-175
SSBSM80C-275
SSBSM80C-375
Model number
SSBSM80C-175
SSBSM80C-275
SSBSM80C-375
General
Continuous stall torque
lb-in
8
16.8
24.8
Nm
0.9
1.9
2.8
Continuous current
amps
1.5
2.6
5
Peak torque
lb-in
23.9
50.4
74.3
Nm
2.7
5.7
8.4
Peak current
amps
3.9
6.6
13.9
Thermal resistance
°C/watt
2.08
1.78
1.58
Thermal time constant
Min
19
23
28
Mechanical time constant
msec
5.96
3.54
2.7
Electrical time constant
msec
1.65
2.63
3.73
Rated speed @ 300 volts
rpm
4000
4000
4000
Rated speed @ 160 volts
rpm
2130
2130
2130
Electrical
Torque constant
lb-in/amp
6.5
7.7
6
Nm/amp
0.73
0.87
0.67
Voltage constant
Vpk/krpm
62.5
74.5
57.5
Vrms/krpm
44.2
52.7
40.7
Resistance
ohms
17.6
7.2
2.2
Inductance
mH
29.1
18.9
8.2
Mechanical
Inertia
lb-in-s
2
0.0016
0.0033
0.0049
Kg-cm
2
1.81
3.73
5.53
Maximum speed (1)
rpm
10,000
10,000
10,000
Number of motor poles
—
4
4
4
Weight
lbs/Kg
12/5.5
15/6.8
18/8.2
SSBSM stainless series performance curves
(1) Maximum speed can be limited by bus volts and feedback types.
Abb AC Servo motors