3-2
3-1 Servo Drive Specifications
OMNUC G5-SERIES AC SERVOMOTOR AND SERVO DRIVE USER'S MANUAL
   3
Specifications
Characteristics
100-VAC Input Models
*1: The heat value is given for rated operation. 
Item R88D-KTA5L  R88D-KT01L  R88D-KT02L  R88D-KT04L 
Continuous output current (rms) 1.2 A 1.7 A 2.5 A 4.6 A
Input power 
supply
Main 
circuit
Power 
supply 
capacity
0.4 KVA 0.4 KVA 0.5 KVA 0.9 KVA
Power 
supply 
voltage
Single-phase 100 to 120 VAC (85 to 132 V) 50/60 Hz
Rated 
current
1.7 A 2.6 A 4.3 A 7.6 A
Heat 
value
*1
11 W 16.6 W 21 W 25 W
Control 
circuit
Power 
supply 
voltage
Single-phase 100 to 120 VAC (85 to 132 V) 50/60 Hz
Heat 
value
*1
4 W4 W4 W4 W
Weight Approx. 0.8 kg Approx. 0.8 kg Approx. 1.0 kg Approx. 1.6 kg
Maximum applicable motor capacity 50 W 100 W 200 W 400 W
Applicable 
Servomotor
(R88M-)
3,000 r/
min
K05030H K10030L K20030L K40030L
K05030T K10030S K20030S K40030S
2,000-r/
min
−−−−
1,000-r/
min
−−−−
Performance Speed control range 1:5000
Speed variation (load 
characteristic)
0.01% max. from 0% to 100% (percentage of rated speed)
Speed variation 
(voltage 
characteristic)
0% at rated voltage ±10% (percentage of rated speed)
Temperature variation 
(temperature 
characteristic)
±0.01% max. (percentage of rated speed) from 0 to 50°C
Torque control 
repeatability
±1%