GREE Duct type Ducted Type Split Air-Conditioner Units
63
3.5 Selection of Air Switch and Power Cord
Model Power Supply
Circuit Breaker
Capacity
（
）
Minimum Sectional
Area of Ground Wire
Minimum Sectional
Area of Power Cord
UMLD400W/A-M(P) 380-415V 3N~ 50Hz 32 1×4.0 4×4.0
UMD400PH/A-M(P) 380-415V 3N~ 50Hz 10 1×1.5 4×1.5
UML500H/A-M(P) 380V 3N~ 50Hz 63 1×10.0 4×10.0
UM500PH/A-M(P) 380V 3N~ 50Hz 16 1×1.5 4×1.5
UML600H/A-M(P) 380V 3N~ 50Hz 63 1×10.0 4×10.0
UM600PH/A-M(P) 380V 3N~ 50Hz 16 1×1.5 4×1.5
4 Installation of Outdoor Unit
4.1 Check Before Installation
(1) Before installation, please check the power cord if it complies with the power supply
requirement on the nameplate. Make sure the power supply is safe.
(2) This air conditioner must be properly grounded through the receptacle to avoid electric shock.
The ground wire shouldn’t be connected with gas pipe, water pipe, lightning arrester or
telephone line.
(3) Maintain good air circulation to avoid lacking oxygen.
(4) Read this manual carefully before installation.
4.2 Selection of Installation Site
(1) Select a location which is strong enough to hold unit’s weight so that unit can stand still and
erect.
(2) Make sure the unit is not exposed to sun and rain. And the location can resist dust, typhoon and
earthquake.
(3) Please keep the unit away from inflammable, explosive and corrosive gas or waste gas.
(4) Make sure the location has space for heat exchange and maintenance so that unit can operate
reliably with good ventilation.
(5) ODU and IDU should stay as close as possible to shorten the length of refrigerant pipe and
reduce bend angles.
(6) Select a location which is out of children’s reach. Keep the unit away from children.
4.3 Carrying and Installing Outdoor Unit
When carrying the outdoor unit, hang the unit in four directions with two sufficient ropes. In order to
avoid excursion from the center, the angel of rope must be smaller than 40º during hanging and moving.
4.4 Installation Notices
In order to ensure proper operation, the selection of installation site must conform to the following
principle:
(1) The discharged air of outdoor unit will not flow back and there is sufficient space around the unit
for maintenance;
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