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INSTALLATION AND WIRING
16
(
3
)
Cables, crimping terminals, etc.
The following table lists the cables and crimping terminals used with the inputs (R, S, T)
〈
L
1
, L
2
, L
3
〉
and
outputs (U, V, W) of the inverter and the torques for tightening the screws:
•
••
•
FR-F520-0.75K to 55K
Cables (Note 1)
PVC insulated
Cables (Note 1)
Applicable Inverter
Type
Crimping Terminals
mm
2
AWG mm
2
Terminal
Screw
Size
Ti
g
htenin
g
Torque
N
⋅
⋅⋅
⋅
m
R, S, T
〈
〈〈
〈
L
1
, L
2
, L
3
〉
〉〉
〉
U, V, W
R, S, T
〈
〈〈
〈
L
1
, L
2
, L
3
〉
〉〉
〉
U, V, W
R, S, T
〈
〈〈
〈
L
1
, L
2
, L
3
〉
〉〉
〉
U, V, W
R, S, T
〈
〈〈
〈
L
1
, L
2
, L
3
〉
〉〉
〉
U, V,
W
FR-F520-0.75K to 2.2K M4 1.5 2-4 2-4 2 2 14 14 2.5 2.5
FR-F520-3.7K M4 1.5 5.5-4 5.5-4 3.5 3.5 12 12 4 2.5
FR-F520-5.5K M5 2.5 5.5-5 5.5-5 5.5 5.5 10 10 6 4
FR-F520-7.5K M5 2.5 14-5 8-5 14 8 6 8 16 6
FR-F520-11K M5 2.5 14-5 14-5 14 14 6 6 16 10
FR-F520-15K M6 4.4 22-6 22-6 22 22 4 4 35 16
FR-F520-18.5K M6 4.4 38-6 38-6 38 38 2 2 35 25
FR-F520-22K M8 7.8 38-8 38-8 38 38 2 2 70 35
FR-F520-30K M8 7.8 60-8 60-8 60 60 1/0 1/0 95 50
FR-F520-37K M10 14.7 100-10 100-10 100 100 4/0 4/0 75 70
FR-F520-45K M10 14.7 100-10 100-10 100 100 4/0 4/0
FR-F520-55K M12 24.5 150-12 150-12 150 150 MCM300 MCM300
•
••
•
FR-F540-0.75K to 55K
Cables (Note 1)
PVC insulated
Cables (Note 1)
Applicable Inverter
Type
Crimping Terminals
mm
2
AWG mm
2
Terminal
Screw
Size
Ti
g
htenin
g
Torque
N
⋅
⋅⋅
⋅
m
R, S, T
〈
〈〈
〈
L
1
, L
2
, L
3
〉
〉〉
〉
U, V, W
R, S, T
〈
〈〈
〈
L
1
, L
2
, L
3
〉
〉〉
〉
U, V, W
R, S, T
〈
〈〈
〈
L
1
, L
2
, L
3
〉
〉〉
〉
U, V, W
R, S, T
〈
〈〈
〈
L
1
, L
2
, L
3
〉
〉〉
〉
U, V,
W
FR-F540-0.75K to 3.7K M4 1.5 2-4
〈
2.5-4
〉
2-4
〈
2.5-4
〉
2 2 14 14 2.5 2.5
FR-F540-5.5K M4 1.5 5.5-4
〈
4-4
〉
2-4
〈
2.5-4
〉
3.5 2 12 14 4 2.5
FR-F540-7.5K M4 1.5 5.5-4
〈
4-4
〉
5.5-4
〈
4-4
〉
3.5 3.5 12 12 4 4
FR-F540-11K M4 1.5 5.5-4
〈
4-4
〉
5.5-4
〈
4-4
〉
5.5 5.5 10 10 6 6
FR-F540-15K M6 4.4 14-6
〈
16-6
〉
8-6
〈
10-6
〉
14 8 6 8 16 10
FR-F540-18.5K M6 4.4 14-6
〈
16-6
〉
8-6
〈
10-6
〉
14 8 6 8 16 10
FR-F540-22K M6 4.4 22-6
〈
25-6
〉
14-6
〈
16-6
〉
22 14 4 6 25 16
FR-F540-30K M6 4.4 22-6
〈
25-6
〉
22-6
〈
25-6
〉
22 22 4 4 25 25
FR-F540-37K M6 4.4 22-6
〈
25-6
〉
22-6
〈
25-6
〉
22 22 4 4 25 25
FR-F540-45K M8 7.8 38-8
〈
50-8
〉
38-8
〈
35-8
〉
38 38 2 2 50 35
FR-F540-55K M8 7.8 60-8
〈
70-8
〉
60-8
〈
50-8
〉
60 60 1/0 1/0 70 50
Note: 1. The cables used should be 75
°
C (167
°
F) copper cables.
2. Tighten the terminal screws to the specified torques.
Undertightening can cause a short or misoperation.
Overtightening can cause the screws and unit to be damaged, resulting in a short or
misoperation.
(
4
)
Connection of the power supply and motor
Ground
Ground
terminal
Power
supply
UVW
UVW
Motor
No-fuse
breaker
The power supply cables
must be connected to R, S, T
〈
L
1
, L
2
, L
3
〉
.
If they are connected to U, V,
W, the inverter will be damaged.
Phase sequence need not be
matched.
For use with a single-phase
power supply,the power supply
cables must be connected to
R and S
〈
L
1
and L
2
〉
.
Connect the motor to U, V, W.
In the above connection,
turning on the forward rotation
switch (signal) rotates the motor
in the counterclockwise (arrow)
direction when viewed from
the load shaft.
R
〈
L
1
〉
S
〈
L
2
〉
T
〈
L
3
〉
R
〈
L
1
〉
S
〈
L
2
〉
T
〈
L
3
〉
22