Gree GMV-PD140W/NAB-K

Instruction of the GMV D.C. Inverter
3
A place with high frequency facilities, such as radio equipment, electric welder or medical equipment;
An environment with special conditions.
2.4 Cable Layout
Carry out installation in accordance with the state line layout rules.
The power supply must be of rated voltage of the unit and special electrical line for air-conditioning.
Please do not pull the power supply line violently.
All electrical installation shall be carried out by professional technicians in accordance with the local
laws and regulations
The diameter of flexible power cable must be large enough; damaged flexible power cable and
connection cable must be replaced by exible cables of such special purpose.
Ensure safe grounding and the grounding wire shall be connected with the special grounding
equipment of the building and must be installed by professional technicians. In the xed line there must be
an electrical leakage protection switch and an air switch with sufcient capacity (refer to the following table).
The air switch shall also have the magnetic tripping and thermal tripping functions to achieve protection of
both short-circuit and overload.
An air switch having a contact separation of at least 3mm in all poles should be xed in xed wiring.
Model power supply
Switch of capacity for
air
Suggested conducting line(*area
of section)
GMV(L)-Pd100W/NaB-K 220V~ 50Hz 32 3×6.0
GMV(L)-Pd120W/NaB-K 220V~ 50Hz 32 3×6.0
GMV(L)-Pd140W/NaB-K 220V~ 50Hz 40 3×10.0
GMV(L)-Pd160W/NaB-K 220V~ 50Hz 40 3×10.0
2.5 Grounding Requirement
As air-conditioning unit is of Class 1 electrical appliance, reliable grounding measures must be taken
for it.
The double color (yellow and green) cable inside the unit is specially used for grounding, so it shall not
be used for other purposes nor can it be cut. Do not tighten with tapping screws; otherwise it might cause risk
of electric shock.
The ground resistance shall be in conformity with the requirements of state standard GB17790.
The user power supply shall have reliable grounding terminal. It is prohibited to connect the grounding
wire to the following items:
Water Supply Pipe; Gas Pipe; Sewage Pipe; Other positions that are considered to be
unreliable by professionals.
2.5 Noise Control
Install the air conditioner unit at a well-ventilated place; otherwise it might result in decreased working
capacity or higher noise.
Install the air conditioner unit securely on a base that can fully support its weight; otherwise vibration
and noise might be caused.
Install the outdoor unit so that the hot air or noise will not disturb your neighbors.
Do not place any obstacle close the outlet of outdoor unit; otherwise it might result in decreased