Connecting The Cable To The Outdoor Unit; Power Cabling - Sharp AY-X36RU Installation Manual

8

CONNECTING THE CABLE TO THE OUTDOOR UNIT

• Use a solid or stranded wire.
Connecting cable: AWG14
Power supply cable: AWG10
• Use copper wire.
• Follow local electrical codes.
• Use a double insulated cable with 600 V insulation.
(1) Strip the copper wires.
(2) Remove the cable cover.
(3) Attach the conduit connector to conduit holder with the lock nut.
(4) Pass the cables through the conduit connector.
(5) Remove the cable holder and connect the cables.
(6) Fix the cable sheath with the cable holder and the screw.
(7) Double-check that the cable is securely in place.
(8) Attach the cable cover.
Caution:
• Be very careful not to confuse the terminal connections. Wrong
cabling may damage the internal control circuit.
• Be sure to connect the cable to match the markings on the outdoor
unit's terminal board and those of the indoor unit.
• Be sure to put the cable leads deep into the terminal board and
tighten up the screws. Poor contact can cause overheating or fire,
or malfunction.
• Be sure to use a disconnect switch. Follow the local and state elec-
trical codes.
9

POWER CABLING

Prepare a dedicated power supply circuit. For the connec-
tions, see below.
Supply power
Guaranteed voltage
Max. Fuse
Min. Circuit Ampac-
ity
AYX36RU_IM_3_lang.indb 5
Lock nut
Conduit holder
Conduit connector
Cable cover
208/230 V, single-phase
187-253 V
40 A
25 A
Connecting cable
4.7 inch (120 mm)
2.0 inch (50 mm)
Earth wire
In case using solid wires
Stripping length: 0.7 inch (18 mm)
Be sure to make the wire hook-shaped.
0.7 inch (18 mm)
Copper wire
In case using stranded wires
Stripping length: 0.3 inch (8 mm)
For power supply cable, securely clamp a round
terminal to each end of the stripped wire.
0.3 inch (8 mm)
Copper wire
L1' S L2' L2 L1 G
0.2 inch
(5 mm)
Cable holder
Power supply cable
Connecting cable
Indoor unit A
Outdoor unit
Disconnect switch
• Fit a disconnect switch, having a contact separation of at
least 0.12 inch (3 mm) in all poles, to the electricity power
line.
GB-5
Power supply cable
2.4 inch (60 mm)
2.0 inch (50 mm)
Earth wire
Round terminal
Earth wire
L1' S L2' G
L1 L2 G
L1' S L2'
Ground
Power supply
208/230V 60Hz
2014-09-12 07:59:35