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Text version of the page
RE 8 08 mm, Precious Metal Brushes, 0.5 Watt
S S
Terminal 1.8x0.15
(+TerminaU
M 2.5:1
•s
-í/"|0-02|
.5.5
0
-0.3
•St
0.6 -0.05
0
2 -0.1
0.9
0
-0.05.
0
-0.2
S o
o o
•&
•s
4.1
0
-0.65
Stock program
I I Standard program
Special program (on request)
Motor Data
Values at nominal voltage
Nominal voltage V 2.4 4.2 6.0 7.2 9.0 12.0
No load speed rpm 13900 14200 13300 14300 14400 15600
No load current mA 19.2 11.2 7.3 6.66 5.34 4.43
Nominal speed rpm 4260 4460 3490 4210 4760 5400
Nominal torque (max. continuous torque) mNm 0.626 0.623 0.616 0.595 0.626 0.589
Nominal current (max. continuous current) A 0.409 0.237 0.154 0.134 0.113 0.0865
Stall torque mNm 0.925 0.932 0.857 0.866 0.957 0.925
Starting current A 0.581 0.340 0.207 0.187 0.166 0.130
Max. efficiency % 67 67 66 66 68 67
Characteristics
Terminal resistance Q 4.13 12.3 29.0 38.5 54.3 92.2
Terminal Inductance mH 0.0304 0.090 0.206 0.257 0.400 0.606
Torque constant mNm/A 1.59 2.74 4.15 4.63 5.77 7.11
Speed constant rpm/V 6000 3490 2300 2060 1650 1340
Speed/torque gradient rpm/mNm 15600 15700 16100 17200 15500 17400
Mechanical time constant ms 6.31 6.3 6.34 6.44 6.29 6.49
Rotor inertia gem2 0.0388 0.0383 0.0375 0.0358 0.0387 0 0355
Specifications
Thermal data
17 Thermal resistance housing-ambient
18 Thermal resistance winding-housing
19 Thermal time constant winding
20 Thermal time constant motor
21 Ambient temperature
22 Max. permissible winding temperature
48 K/W
22 K/W
3.0 s
21.3 s
20 ... +65°C
+85°C
Operating Range
n [rpm]
Comments
24000
20000
16000
12000
Mechanical data (sleeve bearings)
23 Max. permissible speed 23000 rpm
24 Axial play 0.02 - 0.1 mm
25 Radial play 0.012 mm
26 Max. axial load (dynamic) 0.15 N
27 Max. force for press fits (static) 10 N
28 Max. radial loading, 4 mm from flange 0.6 N
Other specifications
29 Number of pole pairs 1
30 Number of commutator segments 5
31 Weight of motor 4.1 g
Values listed in the table are nominal.
Explanation of the figures on page 49.
eooo
4000
0.5 W
M [mNm]
0.3
I [A]
maxon Modular System
Planetary Gearhead
08 mm
0.01 - 0.1 Nm
Page 203
Continuous operation
In observation of above listed thermal resistance
(lines 17 and 18) the maximum permissible winding
temperature will be reached during continuous
operation at 25°C ambient.
= Thermal limit.
Short term operation
The motor may be briefly overloaded (recurring).
Assigned power rating
Overview on page 16-21
r&
-HEZE3E
Recommended Electronics:
LSC 30/2 Page 282
EPOS2 Module 36/2 304 L
Notes 18
Encoder MR
100 CPT,
2 channels
Page 256
May 2011 edition / subject to change
maxon DC motor 51