Instruction manual

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12. OPTIONS AND AUXILIARY EQUIPMENT
12.9 No-fuse breakers, fuses, magnetic contactors
Always use one no-fuse breaker and one magnetic contactor with one servo amplifier. When using a fuse
instead of the no-fuse breaker, use the one having the specifications given in this section.
Fuse
Servo amplifier No-fuse breaker
(Note) Class Current [A] Voltage [V]
Magnetic contactor
MR-J3-10A (1) 30A frame 5A K5 10
MR-J3-20A 30A frame 5A K5 10
MR-J3-40A 20A1 30A frame 10A K5 15
MR-J3-60A 70A 100A 40A1 30A frame 15A K5 20
S-N10
MR-J3-200A 30A frame 20A K5 40 S-N18
MR-J3-350A 30A frame 30A K5 70 S-N20
MR-J3-500A 50A frame 50A K5 125 S-N35
MR-J3-700A 100A frame 75A K5 150
AC250
S-N50
Note. This servo amplifier is UL/C-UL-listed when using a Class T fuse. Therefore, when using the servo amplifier as a UL/C-UL
Standard compliant product, be sure to use the Class T fuse.