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Exlar - EXLAR - #49

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SR31 Series Mechanical / Electrical Specifications
SR31
Nominal Backlash
in (mm)
0.004 (.10)
Lead Accuracy in/ft (mm/300 mm)
0.001
(.025)
Maximum Radial Load
lb (N)
15 (67)
Environmental Rating: Standard
IP54
MOTOR STATOR
118
138
158
168
218
238
258
268
RMS Sinusoidal Commutation
Continuous Motor Torque
lbf-in
16.6
16.5
15.7
15.7
26.8
26.8
26.7
26.7
(N-m)
(1.88)
(1.87)
(1.77)
(1.78)
(3.03)
(3.03)
(3.02)
(3.01)
Torque Constant (Kt)
lbf-in/A
4.4
8.7
15.5
17.5
4.4
8.7
15.5
17.5
(+/- 10% @ 25°C)
N-m/A
(0.49)
(0.99)
(1.75)
(1.98)
(0.49)
(0.99)
(1.75)
(1.98)
Continuous Current Rating
Amps
4.2
2.1
1.1
1.0
6.9
3.4
1.9
1.7
Peak Current Rating
Amps
8.5
4.2
2.3
2.0
13.7
6.8
3.8
3.4
Trapezoidal Commutation
Continuous Motor Torque
lbf-in
15.9
15.8
14.9
15.0
25.6
25.6
25.5
25.5
(N-m)
(1.79)
(1.78)
(1.69)
(1.70)
(2.89)
(2.89)
(2.88)
(2.88)
Torque Constant (Kt)
lbf-in/A
3.4
6.8
12.1
13.6
3.4
6.8
12.1
13.6
(+/- 10% @ 25°C)
(N-m/A)
(0.39)
(0.77)
(1.37)
(1.54)
(0.39)
(0.77)
(1.37)
(1.54)
Continuous Current Rating
Amps
5.2
2.6
1.4
1.2
8.4
4.2
2.4
2.1
Peak Current Rating
Amps
10.4
5.2
2.8
2.5
16.8
8.4
4.7
4.2
Motor Stator Data
Voltage Constant (Ke) Vrms / Krpm
29.9
59.7
106.0
119.5
29.9
59.7
106.0
119.5
Vpk / Krpm
42.2
84.5
149.9
168.9
42.2
84.5
149.9
168.9
Pole Configuration
8
8
8
8
8
8
8
8
Resistance (L-L) (+/- 5% @ 25°C)
Ohms
2.8
11.2
39.5
49.6
1.1
4.5
14.1
18.0
Inductance (L-L) (+/- 5%)
mH
7.7
30.7
96.8
123.0
3.7
14.7
46.2
58.7
Brake Inertia
lbf-in-sec2
.000938
.000938
.000938
.000938
.000938
.000938
.000938
.000938
(Kg-cm2)
(1.06)
(1.06)
(1.06)
(1.06)
(1.06)
(1.06)
(1.06)
(1.06)
Brake Current @ 24 Vdc
A
.66
.66
.66
.66
.66
.66
.66
.66
Brake Holding Torque
lbf-in
28
28
28
28
28
28
28
28
(Nm)
(3.2)
(3.2)
(3.2)
(3.2)
(3.2)
(3.2)
(3.2)
(3.2)
Brake Engage/Disengage Time
ms
20/29
20/29
20/29
20/29
20/29
20/29
20/29
20/29
Mech. Time Constant (tm), ms
min
6.5
6.5
7.3
7.2
2.6
2.6
2.6
2.6
max
10.8
10.9
12.2
12.0
4.3
4.3
4.4
4.4
Electrical Time Constant (te)
ms
2.8
2.7
2.5
2.5
3.3
3.3
3.3
3.3
Damping Constant
lbf-in/krpm
1.23
1.23
1.23
1.23
1.23
1.23
1.23
1.23
(N-m/krpm)
(0.14)
(0.14)
(0.14)
(0.14)
(0.14)
(0.14)
(0.37)
(0.37)
Friction Torque
lbf-in
2.00
2.00
2.00
2.00
2.00
2.00
2.00
2.00
(N-m)
(0.23)
(0.23)
(0.23)
(0.23)
(0.23)
(0.23)
(0.51)
(0.51)
Bus Voltage
Vrms
115
230
400
460
115
230
400
460
Speed @ Bus Voltage
rpm
3000
3000
3000
3000
3000
3000
3000
3000
Motor Wire Insulation
Class 180 H
Motor Stator Rating
Class 180 H
Thermal Switch, Stator Temp.
C°
130
Std. Connectors ("S" Option): Motor & Brake
MS-3112-E16-8P
Feedback
MS-3112-E16-23P
All ratings at 25 degrees Celsius
For amplifiers with peak sinusoidal commutation Kt = Ktrms(0.707), Ic = Icrms/(0.707), Ipk = Ipkrms/(0.707)
Specifications subject to change without notice.
46
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