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AC Servomotors/Servo Drives 1S-series Instruction Manual
Wire Sizes for 400-VAC Input Model: R88D-1SAN
F-ECT
Wiring to Main Circuit Terminal
In order to conform to UL/CSA standards, be sure to use the connector which comes with
the Servo Drive.
Wiring to Protective Earth Terminal
Use a UL-listed round terminal for the protective earth terminal.
Main Circuit Wiring
Suitable for use on a circuit capable of delivering not more than 5,000 Arms symmetrical am-
peres, maximum rated input voltage when protected by RK5 Class fuses.
Be sure to connect a UL-listed molded case fuse.
Integral solid state short circuit protection does not provide branch circuit protection.
Branch circuit protection must be provided in accordance with the Manufacturer Instructions,
National Electrical Code and any additional local codes.
Integral solid state short circuit protection (For Canada)
Integral solid state short circuit protection does not provide branch circuit protection. Branch
circuit protection must be provided in accordance with the Canadian Electrical Code, Part 1.
Use the fuse from the following table as well as an equivalent, or the fuse that belongs
to the following class: CC, CF, G, J, R or T.
Item
Unit
Model (R88D-1SAN)
10F-ECT
15F-ECT
20F-ECT
30F-ECT
Power supply capacity
kVA
2.0
2.1
4.2
5.0
Main circuit pow-
er supply input
Rated current
Arms
3.1
4.3
6.5
8.4
Wire size
---
AWG14 to 8
Motor connection
terminals
Rated current
Arms
4.1
4.7
7.8
11.3
Wire size
---
AWG14 to 8
Protective
earth
Wire size
---
AWG12 or larger
Screw size
---
M4
Tightening torque Lb·in
10.7
Servo Drive model
CLASS
Voltage
(Minimum)
Ampere
R88D-1SAN02H-ECT
RK5
240 V
15 A
R88D-1SAN04H-ECT
RK5
240 V
15 A
R88D-1SAN08H-ECT
RK5
240 V
15 A
R88D-1SAN10H-ECT
RK5
240 V
15 A
R88D-1SAN15H-ECT
RK5
240 V
40 A
R88D-1SAN20H-ECT
RK5
240 V
40 A
R88D-1SAN30H-ECT
RK5
240 V
40 A
R88D-1SAN10F-ECT
RK5
480 V
20 A
R88D-1SAN15F-ECT
RK5
480 V
20 A
R88D-1SAN20F-ECT
RK5
480 V
20 A
R88D-1SAN30F-ECT
RK5
480 V
20 A
