7. HG-SR SERIES
7 - 17
7.6.2 For high precision applications (G5/G7)
(1) Reduction ratio
The symbols (20A, 30A, 50A) in the following table indicate the model numbers of the reducers
assembled to the servo motors. Geared servo motors having the indicated reducer model numbers are
available. The reducer model number indicates _ _ _ of the reducer model HPG-_ _ _-05.
Servo motor
Reduction
ratio
1/5 1/11 1/21 1/33 1/45
HG-SR52(4)(B)G5
20A
32A
HG-SR52(4)(B)G7
HG-SR102(4)(B)G5
20A 32A
50A
HG-SR102(4)(B)G7
HG-SR152(4)(B)G5
20A 32A
50A
HG-SR152(4)(B)G7
HG-SR202(4)(B)G5
32A
50A
HG-SR202(4)(B)G7
HG-SR352(4)(B)G5
32A 50A
HG-SR352(4)(B)G7
HG-SR502(4)(B)G5
50A
HG-SR502(4)(B)G7
HG-SR702(4)(B)G5
50A
HG-SR702(4)(B)G7
(2) Specifications
Item Description
Mounting method
Flange mounting
Mounting direction
In any directions
Lubrication method
Grease lubrication (already packed)
Output shaft rotating direction
Same as the servo motor output shaft direction.
Backlash (Note 3)
3 minutes or less at reducer output shaft
Permissible load to motor
inertia ratio (when converting
into the servo motor shaft)
(Note 1)
10 times or less
Maximum torque
Three times of the servo motor rated torque
Maximum speed
(servo motor shaft)
3000 r/min (permissible instantaneous speed: 3450 r/min)
IP rating (reducer area)
IP44 equivalent
Reducer efficiency (Note 2)
77% to 92%
Note 1. If the above indicated value is exceeded, please contact your local sales office.
2. The reducer efficiency differs depending on the reduction ratio. Also, it changes depending on the
operating conditions such as the output torque, speed and rotation, temperature, etc. The
numerical value in the table is a typical value in the rated torque, rated speed and rotation and
typical temperature, and not a guaranteed value.
3. The backlash can be converted: 1 min = 0.0167 °
Содержание HG-AK
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