Electrical Work - Mitsubishi Electric Mr.SLIM SUZ-KA09NAHZ Manual De Instalación

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5. Electrical work

5.1. Connecting wires for outdoor unit
1) Remove the service panel .
2) Remove the conduit cover .
3) Attach the conduit connector to conduit plate with lock nut then secure it against
unit with screws .
4) Connect ground wires of indoor/outdoor unit connecting wire (A) and power sup-
ply cord (K) to the TB support.
5) Loosen the terminal screw, and attach indoor/outdoor unit connecting wire (A)
from the indoor unit correctly on the terminal block . Attach the wire to the terminal
block securely so that its core cannot be seen, and no external force affects the
connecting section of the terminal block .
6) Firmly tighten the terminal screws. After tightening, verify that the wires are tightly
fastened .
7) Connect power supply cord (K).
8) Install the conduit cover .
9) Install the service panel securely .
SUZ-KA09, KA12, KA15, KA18NAHZ
Service panel
Conduit cover
Power supply 208/230
V AC, 1 phase 2 wires.
60 Hz
en
Ground
5
Lock nut
Conduit
plate
INDOOR UNIT
Grounding
Terminal block
terminal**
Disconnect
switch*
208/230 V AC
1 phase, 60 Hz
OUTDOOR UNIT
Grounding terminal**
Remark:
* A disconnect switch is required.
Check the local code.
** Use a ring tongue terminal in order to
connect a ground wire to terminal .
1-3/8 in .
(35 mm)
Lead wire
<SUZ-KA09, KA12NAHZ>
TB support
Indoor/outdoor unit
connecting wire (A)
Conduit
pipe
• Make ground wire a little longer than others . (More than 3-7/8 in .
[100 mm])
• For future servicing, leave some slack in the connecting wires.
• Be sure to attach each screw to its correspondent terminal when
securing the cord and/or the wire to the terminal block .
<SUZ-KA15, KA18NAHZ>
TB support
Indoor/outdoor unit
connecting wire (A)
• Make ground wire a little longer than others . (More than 3-7/8 in .
[100 mm])
• For future servicing, leave some slack in the connecting wires.
• Connect the cable from the indoor unit correctly on the terminal-block.
• Use the same terminal block and polarity as is used with the indoor unit .
• For aftercare maintenance, give extra length to connecting cable.
• Both ends of connecting cable (extension wire) are peeled off. When too long,
or connected by cutting off the middle, peel off power supply cable to the size
given in the figure.
• Be careful not to contact connecting cable with piping .
Caution:
• Use care not to make miswiring.
• Firmly tighten the terminal screws to prevent them from loosening.
• After tightening, pull the wires lightly to confirm that they do not move.
Warning:
• Be sure to attach the service panel of the indoor unit securely. If it is not
attached correctly, it could result in a fire or an electric shock due to dust,
water, etc.
• Tighten terminal screws securely.
• Wiring should be done so that the power lines are not subject to tension.
Otherwise, heat may be generated or fire may occur.
19/32 in .
(15 mm)
Power supply cord (K)
Terminal block
Grounding
terminal
Power supply cord (K)
to conduit cover
Terminal block
Grounding
terminal
Power supply cord (K)
to conduit cover
L1 L2

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Este manual también es adecuado para:

Mr.slim suz-ka12nahzMr.slim suz-ka15nahzMr.slim suz-ka18nahz

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