Fuji Electric FRENIC-AQUA series, User Manual

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5.1 Mounting and Wiring the Inverter
5-3
Chap. 5
PR
EP
AR
A
T
IO
N AND
TEST
RUN
If it is difficult to punch semi-perforated sections out of the wiring plate
Apply a rod with a sharp tip (e.g., chisel) to point "A" shown below and tap it using a hammer.
(3) Wiring the main circuit power input wires
For inverters of 11 to 90 kW, follow the wiring procedure given below for smooth wiring.
1
Remove the screws and press the ends of the ferrite core support inwards to release the ferrite core
from the main circuit terminal block.
2
Connect the inverter grounding wire.
3
Pass the main circuit power input wires of the inverter through the ferrite core and then connect
those wires to the terminal block.
4
Put the ferrite core and its support back into place.
1 2
3 4
(4) Mounting the wiring plate and the front cover
After wiring, mount the wiring plate and front cover back into place. (Tightening torque: 1.8 N
•
m
(M4))
Ferrite core
Block or the like
Wiring plate
Take care not to deform the wiring plate.
"A"
Connections
Hammer or the like
Chisel or the like