Electrical Wiring Connection - McQuay L Serie Manual De Instalación

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.
Indoor Unit
Terminal Block
1
2
SIG
N
L
• All wires must be fi rmly connected.
• Make sure all the wire do not touch the refrigerant pipings, compressor or any moving parts.
• The connecting wire between the indoor unit and the outdoor unit must be clamped by using provided cord
anchorage.
• 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
1
2
SIG
Power Supply
Cable
There must be an all pole disconnection
in the supply mains with a contact
seperation of at least 3mm.
Attach insulation sleeve
Round crimp-style terminal
Do not connect wires of the
same gauge to one side.
Model
Voltage range**
Power supply cable size*
Number of core
Interconnection cable size*
Number of core
Recommended time delay fuse
* If the length of the cable is more than 2m, use cable
with bigger size.
Electric wire
Do not connect wires
of different gauges.
1-9
10 15
220V - 240V / 1Ph / 50Hz+
mm² 1.5 1.5
3
3
mm² 1.5 1.5
4
4
A 15 15