Electrical Work - Mitsubishi Electric SUZ-KA25VA3 Manuel D'installation

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6. Electrical work

L N
1 S 2 S
S3
Fig. 6-1
For Power supply
Indoor terminal block
Outdoor terminal block
Power supply cord SUZ-KA25/KA35: 1.5 mm² or more
SUZ-KA50/KA60/KA71: 2.5 mm² or more
Fig. 6-2
Be sure to fix the
indoor/outdoor unit
connecting wire us-
ing this cord clamp.
Fig. 6-3
Fig. 6-4
6
S1
S2
S3
1
2
Indoor unit
Outdoor unit
Wired main switch/fuse
Grounding
Earth wire (green/yellow)
Indoor/outdoor unit connecting wire
3-core 1.5 mm² or more
L N
Service panel
Remove fixing
screw to open the
service panel.
Loosen terminal screw
Terminal block
Lead wire
6.1. Outdoor unit (Fig. 6-1, Fig. 6-2, Fig. 6-3, Fig. 6-4)
Remove the service panel.
Wire the cables referring to the Fig. 6-1, Fig. 6-2, Fig. 6-3 and the Fig. 6-4.
• Perform wiring as shown in the diagram to the lower left. (Procure the cable locally)
(Fig. 6-2)
Make sure to use cables of the correct polarity only.
Connecting cable
Indoor terminal block
Outdoor terminal block
Always install an earth wire longer than other cables.
Power supply cord
Caution:
• Use care not to make miswiring.
• Firmly tighten the terminal screws to prevent then from loosening.
• After tightening, pull the wires lightly to confirm that they do not move.
• Connect 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 end 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. (Fig. 6-4)
• 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 outdoor 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.

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Ce manuel est également adapté pour:

Suz-ka35va3Suz-ka50va3Suz-ka60va3Suz-ka71va3

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