ABB
Abb AC Servo motors
| Motors and Generators
| ABB
55
4
SPEED (rpm) x 1000
TORQUE (lb-in.)
5
10
15
20
25
0
5
10
15
20
25
30
TORQUE (Nm)
150
200
250
50
100
0
0
320 VDC BUS
1
2
3
0
CURRENT (Amps)
SPEED (rpm) x 1000
TORQUE (lb-in.)
30
40
10
20
10
20
30
40
0
TORQUE (Nm)
200
300
400
100
0
0
320 VDC BUS
1
2
3
0
CURRENT (Amps)
BSM33C-5177MHQ
BSM33C-6177MHQ
Model number
BSM33C-5177MHQ
BSM33C-6177MHQ
General
Continuous stall torque
lb-in
99.1
138.1
Nm
11.2
15.6
Continuous current
amps
9.15
14.23
Peak torque
lb-in
297.4
414.2
Nm
33.6
46.8
Peak current
amps
27.5
42.7
Thermal resistance
°C/watt
0.52
0.52
Thermal time constant
Min
39.8
59.5
Mechanical time constant
msec
1.2
0.9
Electrical time constant
msec
5.83
6.8
Rated speed @ 300 volts
rpm
1800
1800
Rated speed @ 160 volts
rpm
900
900
Electrical
Torque constant
lb-in/amp
13.5
12.1
Nm/amp
1.53
1.37
Voltage constant
Vpk/krpm
131.1
117.4
Vrms/krpm
92.7
83
Resistance
ohms
2.04
1.0
Inductance
mH
11.9
5.2
Mechanical
Inertia
lb-in-s
2
0.01212
0.01859
Kg-cm
2
13.68
20.99
Maximum speed
rpm
7,000
7,000
Number of motor poles
—
8
8
Weight
lbs/Kg
30.4/13.8
40.2/18.3
BSM 25 & 33 series performance curves
Abb AC Servo motors