Mitsubishi Electric FR-E520 Instruction Manual page 34

Transistorized inverter
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4) FR-E510W-0.1K to 0.75K
Terminal
Applicable Inverter
Screw
Type
Size
FR-E510W-0.1K
M3.5
to 0.4K
FR-E510W -0.75K
M4
Note: 1. The cables used should be 75°C 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
! ! ! ! Three-phase power input
Three-phase
power supply 200V
Three-phase
power supply 400V
No-fuse
breaker
The power supply cables must be connected
to R, S, T (L
, L
,L
). If they are connected to
1
2
3
U, V, W, the inverter will be damaged.
(Phase sequence need not be matched.)
! ! ! ! Single-phase power input
Single-phase power
supply 200V
Single-phase power
supply 100V
No-fuse
breaker
Note: 1.To ensure safety, connect the power input to the inverter via a
2.The output is three-phase 200V.
Crimping
Tight-
Terminals
ening
Torque
R, S
N⋅ ⋅ ⋅ ⋅ m
U, V, W
(L
, L
)
1
2
1.2
2-3.5
2-3.5
1.5
5.5-4
R
S
(L
)
(L
)
1
2
R
S
(L
)
(L
1
R
S
(L
)
(L
)
1
2
R
(L
)
(L
1
magnetic contactor and earth (ground) leakage circuit breaker
or no-fuse breaker, and use the magnetic contactor to switch
power on-off.
INSTALLATION AND WIRING
HIV Cables
2
mm
R, S
U, V, W
(L
, L
)
1
2
2
2
2-4
3.5
2
T
U
V
W
(L
)
3
T
U
V
W
)
(L
)
2
3
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.
U
V
W
S
U
V
W
)
2
24
PVC insulated
AWG
R, S
R, S
U, V, W
(L
, L
)
(L
, L
1
2
1
14
14
2.5
12
14
4
Earth (ground)
terminal
Motor
Earth
(ground)
Earth (ground)
terminal
Motor
Earth
(ground)
Cables
2
mm
U, V, W
)
2
2.5
2.5

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