2-110
H 1,500-r/min Servomotors
D Performance Specifications Table
Item Unit
200 V AC
R88M
-W45015T
R88M
-W85015T
R88M
-W1K315T
R88M
-W1K815T
R88M
-W2K915T
R88M
-W4K415T
R88M
-W5K515T
R88M
-W7K515T
R88M
-W11K015T
R88M
-W15K015T
Rated output* W 450 850 1,300 1,800 2,900 4,400 5,500 7,500 11,000 15,000
Rated torque*
NSm
2.84 5.39 8.34 11.5 18.6 28.4 35.0 48.0 70.0 95.4
Rated rotation
speed
r/min 1,500
Momentary maxi-
mum rotation
speed
r/min 3,000 2,000
Momentary maxi-
mum torque*
NSm
8.92 13.8 23.3 28.7 45.1 71.1 87.6 119 175 224
Rated current* A (rms) 3.8 7.1 10.7 16.7 23.8 32.8 42.1 54.7 58.6 78.0
Momentary maxi-
mum current*
A (rms) 11 17 28 42 56 84 110 130 140 170
Rotor inertia
kgSm
2
(GD
2
/4)
7.24 ×
10
–4
1.39 ×
10
–3
2.05 ×
10
–3
3.17 ×
10
–3
4.60 ×
10
–3
6.75 ×
10
–3
8.90 ×
10
–3
1.25 ×
10
–2
2.81 ×
10
–2
3.15 ×
10
–2
Torque constant*
NSm/A
0.82 0.83 0.84 0.73 0.83 0.91 0.88 0.93 1.25 1.32
Power rate* kW/s 11.2 20.9 33.8 41.5 75.3 120 137 184 174 289
Mechanical time
constant
ms 5.0 3.1 2.8 2.2 1.9 1.3 1.3 1.1 1.2 0.98
Electrical time con-
stant
ms 5.1 5.3 6.3 12.8 12.5 15.7 16.4 18.4 22.6 27.2
Allowable radial
load
N 490 490 686 1,176 1,470 1,470 1,764 1,764 1,764 4,998
Allowable thrust
load
N 98 98 343 490 490 490 588 588 588 2,156
Weight
Without
brake
kg Approx.
5.5
Approx.
7.6
Approx.
9.6
Approx.
14
Approx.
18
Approx.
23
Approx.
30
Approx.
40
Approx.
57.5
Approx.
86
With
brake
kg Approx.
7.5
Approx.
9.6
Approx.
12
Approx.
19
Approx.
23.5
Approx.
28.5
Approx.
35
Approx.
45.5
Approx.
65
Approx.
100
Radiation shield dimensions
(material)
t20 × j400 mm (Fe) t30 × j550 mm (Fe) t35 × j650 mm
(Fe)
Applicable load inertia See note 6.
Applicable Servo Driver
(R88D-)
WT05H WT10H WT15H WT20H WT30H WT50H WT60H WT75H WT150H WT150H
Standard Models and Specifications Chapter 2