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13. OPTIONS AND AUXILIARY EQUIPMENT
13.2.2 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
Class Current [A] Voltage [V]
Magnetic contactor
MR-J2S-10A(1) NF30 type 5A K5 10
MR-J2S-20A NF30 type 5A K5 10
MR-J2S-40A 20A1 NF30 type 10A K5 15
MR-J2S-60A 40A1 NF30 type 15A K5 20
MR-J2S-70A NF30 type 15A K5 20
MR-J2S-100A NF30 type 15A K5 25
S-N10
MR-J2S-200A NF30 type 20A K5 40 S-N18
MR-J2S-350A NF30 type 30A K5 70
AC250
S-N20
13.2.3 Power factor improving reactors
The input power factor is improved to be about 90%. For use with a 1-phase power supply, it may be
slightly lower than 90%.
3-phase
200 to 230VAC
NFB
FR-BAL
Servo amplifier
R
S
T
X
Y
Z
L
1
L
2
L
3
MC
1-phase
230VAC
NFB
FR-BAL
Servo amplifier
R
S
T
X
Y
Z
L
1
L
2
L
3
MC
B or less
F mounting screw
Terminal block
Specification
number
Serial
number
C or less
E
D
A
RXS
YTZ
1-phase
100 to120VAC
NFB
FR-BAL
Servo amplifier
R
S
T
X
Y
Z
L
1
L
2
MC
Dimensions [mm (in) ]
Servo amplifier Model
ABCDEF
Weight [kg (lb)]
MR-J2S-10A(1)/20A FR-BAL-0.4K 135 (5.31) 64 (2.25) 120 (4.72) 120 (4.72) 45 (1.77) M4 2 (4.4)
MR-J2S-40A/20A1 FR-BAL-0.75K 135 (5.31) 74 (2.91) 120 (4.72) 120 (4.72) 57 (2.24) M4 3 (6.6)
MR-J2S-60A/70A/40A1 FR-BAL-1.5K 160 (6.30) 76 (2.99) 145 (5.71) 145 (5.71) 55 (2.17) M4 4 (8.8)
MR-J2S-100A FR-BAL-2.2K 160 (6.30) 96 (3.78) 145 (5.71) 145 (5.71) 75 (2.95) M4 6 (13.2)
MR-J2S-200A FR-BAL-3.7K 220 (8.66) 95 (3.74) 200 (7.87) 200 (7.87) 70 (2.76) M5 8.5 (18.7)
MR-J2S-350A FR-BAL-7.5K 220 (8.66) 125 (4.92) 205 (8.07) 200 (7.87) 100 (3.94) M5 14.5 (32.0)