Stock Motors                          


STANDARD 1.16.011.
Standard Program from Buhler

The illustrated motor is representative for the standard series.

531
532
545
Rated Voltage
V
6
12
24
Rated Torque
mNm
4
4
4
Rated Speed
r.p.m.
5,000
5,000
4,600
Rated Output Power
W
2.1
2.1
1.9
Rated Current
A
0.7
0.35
0.175
Max. Allow. Const. Current *)
A
0.78
0.4
0.25
No Load Speed
r.p.m.
7,700
7,400
7,500
No Load Current
A
0.10
0.05
0.03
Stall Current
A
1.76
0.9
0.4
Stall Torque
mNm
11.3
12.3
10.3
Rotor Inertia
gcm²
3.2
3.2
3.2
Speed Regulation Constant
r.p.m./mNm
680
600
725
Torque Constant
mNm/A
7
14
28
Mech. Time Constant
ms
-
-
-
Electr. Time Constant
ms
-
-
-
Terminal Resistance
Ohm
3.4
13.0
61.0
Thermal Resistance
Rth1 K/W
23
23
23
Thermal Resistance
Rth2 K/W
21
21
21
Weight
g
35
35
35

all data are respected to an ambient temperature of 25 °C
*) at rated voltage


Design
  • DC PM Motor
  • Brush type commutation
  • 3 segment commutator
  • Sintered bronze bearing oil impregnated
  • Direction of rotation depending on applied polarity
  • Corrosion protected housing
  • A-endshield / drive end: zinc die-cast
  • B-endshield / brush end: plastic


Axial play
0.05 - 0.6 mm
max. allowable radial load
5 N
from mounting surface
5 mm
max. allowable axial load
2 N
allowable temperature range
0/+70 °C

recommended operating range


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