A range of medium duty planetary gearboxes suitable for use with steppers and low power servos. Available in 55mm and 73mm body diameters, the torque outputs range from 26.6Nm up to 74Nm. With up to 4 stages, the rage of gear ratios is from 4:1 up to 514.8:1. By bonding the input pinion directly to the motor shaft overall length is kept to a minimum.
Performance Data
MRL 200
MRL 300
Rated Speed
rpm
3000
4000
Rated torque
Nm
26.60
45.00
Accel torque*
Nm
39.00
74.00
Maximal backlash
′
30
30
Gear ratio
i
A
B
Efficiency**
%
89/80/71/86
89/80/71/86
Life time***
h
10000
10000
Temperature range
°C
-20 to +80
-20 to +80
* S5 duty service ** With full load ***At input rated speed and rated output torque
Ratio Group A
1 Stage i= 4.5, 5.1
2 Stages i= 10.4, 20.1, 26.5
3 stages i= 40.7, 64.8, 116.7
4 Stages i= 158.8, 236.8, 285.9, 402.3, 514.8
Ratio Group B
1 Stage i= 4, 5, 7
2 Stages i= 12, 16, 20, 25
3 stages i= 48, 60, 80, 100, 125
4 Stages i= 144, 180, 192, 240, 300, 400
Gearhead Dimensions (mm)
A
Pilot Diameter
B
Bolt Circle Diameter
C
Thread Size
D
Output Shaft Diameter
E
Output Shaft Length
F
Pilot Length
G*
Gearhead Body Length
H
External Diameter
MRL 200
32 h8
40
M5
12 j6
25
3
45-90
55
MRL 300
50 j7
65
M5
19 h7
40
3
69-110
73
K
Axial Threaded Hole
M
Thread Depth
N
Keyway Depth
P
Keyway Width
R
Keyway Length
MRL 200
DIN 332-D M4
7
2.5
4
20
MRL 300
DIN 332-D M5
7
3.5
6
30
* Depends upon number of gear stages and does not include motor length
The above information is believed to be correct. Its accuracy or completeness is not guaranteed, nor is the suitability of any product for any given purpose implied.
Total Motion Systems Ltd reserves the right to supply products which may differ slightly from those described above.
Total Motion Systems Ltd., Unit 19 Lea Hall Enterprise Park, Wheelhouse Road, Rugeley, Staffordshire, WS15 1LH
Tel: +44 (0)1889 577576 Fax: +44 (0)1889 570023 email: sales@totalmotionsystems.co.uk
In The Republic Of Ireland:Richard Colson, Derryrush, Rosmuc, Co. Galway, Ireland.
Tel/Fax: +353 (0)91 574991 Mobile: +353 (0)87 9083410 email: sales@totalmotionsystems.ie
