AirStage UTY-DTGGZ1 Manual de instalação - Página 7

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5. 5.

Unit wiring

5. 5. 1
Power supply cable
Keep the ground cable longer than the other cables.
Earth (Ground)
cable
Power supply cable
(1)
Use ring terminals with insulating sleeves as shown in the fi gure
below to connect to the terminal block.
(2)
Securely clamp the ring terminals to the cables using an appro-
priate tool so that the cables do not come loose.
(3)
Use the specifi ed cables, connect them securely, and fasten
them so that there is no stress placed on the terminals.
(4)
Use an appropriate screwdriver to tighten the terminal screws.
Do not use a screwdriver that is too small, otherwise, the screw
heads may be damaged and prevent the screws from being
properly tightened.
(5)
Do not tighten the terminal screws too much, otherwise, the
screws may break.
(6)
See the table for the terminal screw tightening torques.
(7)
Do not fi x 2 or more power supply cables with 1 screw.
Screw with special
washer
Ring terminal
Cable
Terminal block
WARNING
Use ring terminals and tighten the terminal screws to the specifi ed
torques, otherwise, abnormal overheating may be occurred and
possibly cause heavy damage inside the unit.
Tightening torque
M4 screw
(Power supply / L, N, GND)
Ring terminal
Sleeve
Screw with
special
washer
Ring
terminal
Cable
1.2 to 1.8 N·m
(12 to 18 kgf·cm)
(11 to 16 lbf·in)
5. 5. 2
Transmission cable
Shielded cable
(no sheath)
GOOD
Different diameter
WARNING
Tighten the terminal screws to the specifi ed torques, otherwise,
abnormal overheating may be occurred and possibly cause heavy
damage inside the unit.
Tightening torque
M3 screw
(Transmission / X1, X2)
CAUTION
To peel the sheath from the lead cable, use a dedicated tool that
will not damage the conductor cable.
When installing a screw on the terminal block, do not cut the cable
by overtightening the screw. On the other hand, an under tightened
screw can cause faulty contact, which will lead to a communication
failure.
PROHIBITED
Connect to 1 side
0.5 to 0.6 N·m
(5 to 6 kgf·cm)
(4.4 to 5.3 lbf·in)
En-6