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IMPORTANT : * The fi gures shown in the table are for information purpose only. They should be checked and selected
to comply with the local/national codes of regulations. This is also subject to the type of installation and
conductors used.
** The appropriate voltage range should be checked with label data on the unit.
Heat Pump Unit (single phase)
Indoor Unit
Outdoor coil sensor connection wire
Terminal Block
(8m long) attached in the indoor unit
Interconnection cable
4WV
OF
COMP
NL
N
L
!
There must be an all pole disconnection
in the supply mains with a contact
separation of at least 3mm.
•
All wires must be fi rmly connected.
•
All wires must not touch the refrigerant piping, compressor or any moving parts of the fan motor.
•
The connecting wires between the indoor unit and the outdoor unit must be clamped on the wire clamps.
•
The power supply cord must be equivalent to H07RN-F which is the minimum requirement.
•
Make sure no external pressure is applied to the terminal connectors and wires.
•
Make sure all the covers are properly fi xed to avoid any gap.
•
Use round crimp-style terminal for connecting wires to the power supply terminal block. Connect the wires by matching
to the indication on terminal block. (Refer to the wiring diagram attached on the unit).
•
Used the correct screwdriver for terminal screws tightening. Unsuitable screwdrivers can damage the screw head.
•
Over tightening can damage the terminal screws.
•
Do not connect wire of different gauge to same terminal.
•
Keep wiring in an orderly manner. Prevent the wiring from obstructing other parts and the terminal box cover.
Connect wires of the
same gauge to both side.
ELECTRICAL WIRING CONNECTION
Outdoor Unit
Terminal Block
4WV
OF
COMP
N
Power Supply Cable
Attach insulation sleeve
Round crimp-style terminal
Do not connect wires of the
same gauge to one side.
1-11
Model
Voltage range**
Power supply cable size*
mm
2
Number of conductors
Interconnection cable size* mm
2
Number of conductors
Recommended time delay fuse A
Electric wire
Do not connect wires
of different gauges.
FTYN25/35LV1B
FTYN50/60LV1B
RYN25/35LV1B
RYN50/60LV1B
220-240V/1Ph/50Hz + !
1.5
2.5
3
3
1.5
2.5
5
5
15
20
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