Chapter 2 Installation and Storage
2.5 Circuit Interrupter and Fuse Current Recommended Value
 Caution: Please use circuit interrupter and fuse which are recognized by and comply with
the UL or CSA standards.
220V Series
Servo Drive Model Recommended Breaker Recommended Fuse (Class T)
Operation Mode General General
ASD-A2-0121-ï‚£
5A 5A
ASD-A2-0221-ï‚£
5A 5A
ASD-A2-0421-ï‚£
10A 10A
ASD-A2-0721-ï‚£
10A 20A
ASD-A2-1021-ï‚£
15A 25A
ASD-A2-1521-ï‚£
20A 40A
ASD-A2-2023-ï‚£
30A 50A
ASD-A2-3023-ï‚£
30A 70A
ASD-A2-4523-ï‚£
70A 140A
ASD-A2-5523-ï‚£
75A 150A
ASD-A2-7523-ï‚£
95A 175A
400V Series
Servo Drive Model Recommended Breaker Recommended Fuse (Class T)
Operation Mode General General
ASD-A2-0743-ï‚£
10A 20A
ASD-A2-1043-ï‚£
15A 25A
ASD-A2-1543-ï‚£
20A 40A
ASD-A2-2043-ï‚£
30A 50A
ASD-A2-3043-ï‚£
30A 70A
ASD-A2-4543-ï‚£
70A 140A
ASD-A2-5543-ï‚£
75A 150A
ASD-A2-7543-ï‚£
95A 175A
NOTE
When using a GFCI (Ground Fault Circuit Interrupter), select a current sensor with sensitivity of
equal to or more than 200mA, and not less than 0.1-second detection time to avoid nuisance
tripping.
Revision January 2011 2-7
Call 1(800)985-6929 for Sales
Call 1(800)985-6929 for Sales