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6. OPTIONS AND AUXILIARY EQUIPMENT
6-2-3 Power factor improving reactors
The input power factor is improved to about 90%. For use with a single-phase power supply, it may
be slightly lower than 90%.
Outline drawing and connection diagram of the power factor improving reactor
R X S
Terminal
block
Specification
number
Serial
number
Servo amplifier Model
MR–J2–10(1)•20A(1)
MR–J2–40A(1)
MR–J2–60A•70A
MR–J2–100A
MR–J2–200A
MR–J2–350A
6-2-4 Relays
The following relays should be used with the interfaces:
Relay used especially for switching on-off analog input com-
mand and digital input command (interface DI-1) signals
Relay used for digital output signals (interface DO-1)
Single-phase AC
Y T Z
D
F mounting
screw
Single-phase AC
A
Single-phase AC
100~120V
Model
FR–BAL–0.4K
FR–BAL–0.75K
FR–BAL–1.5K
FR–BAL–2.2K
FR–BAL–3.7K
FR–BAL–7.5K
Interface
NFB
200~230V
NFB
230V
NFB
Dimensions
A
B
C
135
64
120
120
(5.31)
(2.25)
(4.72)
(4.72)
135
74
120
120
(5.31)
(2.91)
(4.72)
(4.72)
160
76
145
145
(6.30)
(2.99)
(5.71)
(5.71)
160
96
145
145
(6.30)
(3.78)
(5.71)
(5.71)
220
95
200
200
(8.66)
(3.74)
(7.87)
(7.87)
220
125
205
200
(8.66)
(4.92)
(8.07)
(7.87)
To prevent defective contacts, use a relay for small signal
(twin contacts).
(Ex.) OMRON: type G2A, MY
Small relay with 12VDC or 24VDC of 40mA or less
(Ex.) OMRON: type MY
6– 18
Servo amplifier
MR – J2 – A
FR – BAL
R
X
L
1
S
Y
L
2
T
Z
L
3
Servo amplifier
MR – J2 –
FR – BAL
R
X
L
1
S
Y
L
2
T
Z
L
3
Servo amplifier
MR – J2 – A1
FR – BAL
R
X
L
1
S
Y
L
2
T
Z
[mm (in)]
Weight
[kg(lb)]
D
E
F
2
45
M4
(4.4)
(1.77)
3
57
M4
(6.6)
(2.24)
4
55
M4
(8.8)
(2.17)
6
75
M4
(13.2)
(2.95)
8.5
70
M5
(18.7)
(2.76)
14.5
100
M5
(32.0)
(3.94)
Selection Example
A
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