3-26
3-2 Servomotor Specifications
3
Specifications
2,000-r/min Servomotors
Model (R88M-)
Item Unit
200 VAC
G1K020T G1K520T G2K020T G3K020T G4K020T G5K020T G7K515T
Rated output
*1
W 1000 1500 2000 3000 4000 5000 7500
Rated torque
*1
N·m 4.8 7.15 9.54 14.3 18.8 23.8 48
Rated rotation speed r/min 2000 1500
Max. momentary rotation
speed
r/min 3000 2000
Max. momentary torque
*1
N·m 13.5 19.6 26.5 41.2 54.9 70.6 111
Rated current
*1
A (rms) 5.6 9.4 12.3 17.8 23.4 28 46.6
Max. momentary current
*1
A (rms) 17.1 28.5 37.1 54.2 71.4 85.7 117.8
Rotor inertia
kg·m
2
(GD
2
/4)
6.17 10
-4
1.12 10
-3
1.52 10
-3
2.23 10
-3
4.25 10
-3
6.07 10
-3
9.9 10
-3
Applicable load inertia --- 10 times the rotor inertia max.
*2
Torque constant
*1
N·m/A 0.88 0.76 0.78 0.810.810.851.03
Power rate
*1
kW/s 37.3 45.8 60 91.6 83.2 93.5 230
Mechanical time
constant
ms 0.7 0.81 0.75 0.72 1 0.9 0.71
Electrical time constant ms 18 19 21 20 24 32 34
Allowable radial load
*3
N 490 490 490 784784784 1176
Allowable thrust load
*3
N 196 196 196 343 343 343 490
Weight
Without brake kg
Approx.
6.8
Approx.
8.5
Approx.
10.6
Approx.
14.6
Approx.
18.8
Approx.
25
Approx.
41
With brake kg
Approx.
8.7
Approx.
10.1
Approx.
12.5
Approx.
16.5
Approx.
21.3
Approx.
28.5
Approx.
45
Radiation shield dimensions
(material)
275 260 t15 (AI)
380 350
t30 (AI)
470 440 t30 (AI)
Applicable Servo Drives (R88D-)
GN10H-
ML2
GN15H-
ML2
GN20H-
ML2
GN30H-
ML2
GN50H-
ML2
GN50H-
ML2
GN75H-
ML2
Brake specifications
Brake inertia
kg·m
2
(GD
2
/4)
1.35 10
-4
4.25 10
-4
4.7 10
-4
4.7 10
-4
Excitation voltage
*4
V 24 VDC 10%
Power consumption
(at 20C)
W14191922263134
Current consumption
(at 20C)
A 0.59 0.79 0.79 0.9 1.1 1.3 1.4
Static friction torque N·m 4.9 min. 13.7 min. 13.7 min. 16.1 min. 21.5 min. 24.5 min. 58.8 min.
Attraction time
*5
ms 80 max. 100 max. 100 max. 110 max. 90 max. 80 max. 150 max.
Release time
*5
ms 70 max. 50 max. 50 max. 50 max. 35 min. 25 min. 50 max.
Backlash 1
Allowable work per
braking
J588 1176 1176 1170 1078 1372 1372
Allowable total work J 7.8 10
5
1.5 10
6
1.5 10
6
2.2 10
6
2.5 10
6
2.9 10
6
2.9 10
6
Allowable angular
acceleration
rad/s
2
10,000 max.
(Speed of 900 r/min or more must not be changed in less than 10 ms)
Brake life --- 10,000,000 operations
Rating --- Continuous
Insulation grade --- Type F