I. Brief Introduction of Central Air Conditioning in Du Nan
Zhejiang Du Nan Electromechanical Technology Co., Ltd. is a wholly-owned subsidiary of Zhejiang Du Nan Artificial Environment Co., Ltd., specializing in the production of various electric refrigeration central air conditioning hosts and terminal equipment. It is the drafting unit of national air conditioning national standard and a national key high-tech enterprise. The national torch plan implementation unit and Zhejiang patent demonstration enterprise, Zhejiang key high-tech R&D center. The company has passed ISO900 1:2000 international quality system certification, ISO 1400 1 environmental management system certification and product CCC certification and many other national authoritative certifications.
Second, the shield central air conditioning instructions
1. Du Nan Central Air Conditioning-Carefully adjust the room temperature to 1℃ when cooling at room temperature, and adjust it to 2℃ when heating, which can save more than 10% of electricity, and the human body can hardly notice the temperature difference.
2. Regular cleaning of the filter screen will block the filter screen and reduce the cooling and heating effect. It needs to be cleaned about half a month.
3. Open doors and windows as little as possible to reduce indoor and outdoor heat exchange, which is conducive to saving electricity.
4. Don't block the air outlet of the outdoor unit, otherwise it will reduce the cooling and heating effect and waste electric energy.
5. Choose a suitable air outlet angle. Cold air flow is heavier than air and easy to sink, while warm air flow is the opposite. Therefore, the air outlet is upward when cooling, and the thermal efficiency is greatly improved when heating.
6. Control startup and use status settings. When starting, set high cold/high temperature to achieve the control purpose as soon as possible; When the temperature is suitable, change to medium and low wind to reduce energy consumption and noise.
7. The connecting pipe should not be too long, and the outdoor unit is not easy to spread when it is dry. Indoor and outdoor connecting pipes should not exceed the recommended length as far as possible, which can enhance the heating/cooling effect.
Three. Matters needing attention in installing central air conditioning
1. Different from the installation method of ordinary air conditioners, the design and installation of small central air conditioners must be installed through the ceiling (even on the ceiling of the bathroom) or in the closet before the room decoration, so that the main engine can't be seen in the room. The layout is more concise and beautiful. It is best to use this design and installation project in the construction process, otherwise it will affect the later decoration.
2. Generally, there is no fresh air system for household central air conditioning. Even for air heat pump type, the fresh air exchange rate can only reach 15%. If you want to get better results, you need to add a fresh air system.
3. Indoor central air conditioning may produce some noise, but it is not very loud, but it is best to install it on the balcony far away from the bedroom.
4. The outdoor activity area is about 1 m2.
5. The service life of domestic central air conditioner is generally around 15 years, and the owner needs to spend money to replace it.
4. What house is suitable for central air conditioning?
There are two basic conditions that are really suitable for installing household central air conditioning.
1. First of all, the house should be high enough with a floor height of at least 2.7 meters; The second one is large enough, with a total area exceeding 100 square meter. Because there are many kinds of central air conditioners in the market, even if the room meets the above standards, it should be selected according to the specific situation.
2. There are usually several types of household central air conditioners in the market, such as water pipes, air pipes and frequency conversion multi-connections. Among them, the domestic central air conditioner with water pipe is the miniaturization and localization of central air conditioner. Its working principle is the same as that of a large central air conditioner. The temperature can be selected according to the actual situation of each room. Very comfortable. It's called "truth" In the sense of household central air conditioning, the most representative is the water pipe household central air conditioning. This central air conditioner is mainly suitable for duplex houses and villas, with a total area of over 200 square meters. The comfort of air duct central air conditioner is worse than that of water pipe domestic central air conditioner.
That's all we've brought you about the central air conditioning in Du Nan.