Installation Manual For Electric Wiring

5. Electric wiring

WARNING

DANGER OF BODILY INJURY OR DEATH

TURN OFF ELECTRIC POWER AT CIRCUIT BREAKER OR POWER SOURCE BEFORE MAKING ANY ELECTRIC CONNECTIONS. GROUND CONNECTIONS MUST BE COMPLETED BEFORE MAKING LINE VOLTAGE CONNECTIONS.

(1) Selection of size of power supply and interconnecting wires. Precautions for Electric wiring

Electric wiring work should be conducted only by authorized personnel.

Do not connect more than three wires to the terminal block. Always use round type crimped terminal lugs with insulated grip on the ends of the wires.

Use copper conductor only.

Select wire sizes and circuit protection from table below. (This table shows 20 m length wires with less than 2% voltage drop.)

Item

Model

HDU-42CF03/H

HDU-42HF03/H HDU-42HT03/H

Circuit breaker

Phase Switch breaker Overcurrent protector

(A)rated capacity (A)

3

30

20

Power source

wire size

(minimum)

2.5mm2

Earth leakage breaker

Switch

Leak

breaker

current

30

30mA

 

 

(2)Wiring connection

Make wiring to supply power to the outdoor unit, so that the power for the indoor unit is supplied by terminals.

Note: For HDU-42CF03/H,HDU-42HF03/H remember to connect the black terminal of indoor unit with the black terminal of outdoor unit properly using the connecting wire in the accesory bag,and connect the blue terminal of indoor unit with the white terminal of out terminal as the same(For heat pump model).For cooling only unit,just connect the black terminalof indoor unit with the black terminal of outdoor unit properly.Otherwise the wired controller will display "E4" or "E6" malfunction refer to Page.16.

HDU-42CF03/H

OUTDOOR UNIT TERMINAL BLOCK

Y/G

R S T N 1

2

3

 

Y/G

 

 

 

POWER SUPPLY:

 

 

 

 

 

3N~,380-400V , 50Hz

 

 

 

 

 

1

2

3

4

5

HDU-42HF03/H

Y/G OUTDOOR UNIT TERMINAL BLOCK Y/G

R S T N

L N 3 4 5

POWER SUPPLY: 3N~,380-400V,50Hz

1 2 3 4 5

INDOOR UNIT TERMINAL BLOCK

INDOOR UNIT TERMINAL BLOCK

HDU-42HT03/H

Y/G

R S T

N 1 2 3

Y/G

POWER SUPPLY: 3N~,380-400V , 50Hz

1 2 3

INDOOR UNIT TERMINAL BLOCK

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Haier HDU-42HT03/H Installation Manual For Electric Wiring, Wiring connection, Breaker Current, HDU-42CF03/H, HDU-42HF03/H

HDU-42HT03/H specifications

The Haier HDU-42HT03/H is a cutting-edge heating, ventilation, and air conditioning (HVAC) solution designed to provide comfort and efficiency for residential and commercial spaces. This model stands out due to its innovative features, advanced technologies, and reliable performance.

One of the key features of the Haier HDU-42HT03/H is its impressive cooling and heating capacity. With a nominal cooling capacity of 4.2 kW and a heating capacity of 5.0 kW, this model is suitable for medium-sized rooms, ensuring that spaces remain comfortable regardless of outdoor temperatures. Its Inverter technology allows for precise control of the compressor speed, resulting in faster cooling and heating, less energy consumption, and quieter operation.

The unit’s energy efficiency is highlighted by its high SEER (Seasonal Energy Efficiency Ratio) and SCOP (Seasonal Coefficient of Performance) ratings, which contribute to lower electricity bills and reduced environmental impact. The HDU-42HT03/H also features a programmable thermostat, allowing users to set specific heating and cooling schedules, optimizing energy use while maintaining comfort.

For enhanced air quality, the Haier HDU-42HT03/H comes equipped with a multi-stage filtration system that effectively captures dust, allergens, and other airborne particles. This ensures that the air circulated within the space is clean and healthy, making it an excellent choice for individuals with allergies or respiratory issues.

Additional technological advancements in the HDU-42HT03/H include the use of eco-friendly refrigerant, which minimizes its impact on the environment. The model also integrates smart technology, allowing for remote operation via a smartphone application. This feature enables users to control the unit from anywhere, providing added convenience and flexibility.

In terms of design, the Haier HDU-42HT03/H is sleek and modern, allowing it to blend seamlessly into various interior styles. Its compact structure makes it suitable for a variety of installation environments, whether in homes or businesses.

Overall, the Haier HDU-42HT03/H is a top-tier HVAC solution, boasting powerful performance, energy efficiency, and user-friendly features. It is an excellent choice for anyone looking to enhance their indoor climate control with a reliable and effective system.