Because air conditioners are equipped with over-under-voltage automatic protection, they will automatically shut down when the grid voltage is unstable beyond the allowable range.
If the grid is often like this, you can not use the air conditioner. You can only find the power supply department to solve the problem. To add a voltage regulator is also unrealistic, can drive the air conditioning regulator price is very high (to 5-10 kVA), in addition to the regulator itself has its own adaptive range, the grid fluctuations are too large, it can not adjust, thus the United States of America air conditioning automatically shut down the situation.
Finally, when they can no longer solve the problem, to find a professional maintenance personnel to check the internal circuit of the air conditioning to see whether a certain operating parameters are not normal, only the site of the test is the most targeted, but also the most authoritative.
The United States of America air conditioning:
The United States of America air conditioning is a brand of air conditioning, belonging to the United States of America Group.
The United States of America air conditioning in September 2012, the United States of America air conditioning in the China Household Electrical Appliance Innovation Award "2012 annual most growth power home appliance brand".
Chinese name: Midea Air Conditioning
Group: Midea Group
Established: 1985
Enterprise:
Midea Group, founded in 1968, is a home appliance industry as the main focus, involved in real estate, logistics and other areas of large-scale integrated modern enterprise group, which owns two listed companies, four major industrial groups. Midea Group is the largest white goods production base and export base in China.
In 1980, Midea officially entered the home appliance industry; in 1981, it began to use the Midea brand. At present, Midea Group employs nearly 80,000 people and owns more than ten brands such as Midea and Welling. In addition to the headquarters in Shunde, Midea Group also has production bases in Guangzhou, Zhongshan, Anhui Wuhu, Wuhan, Hubei, Huai'an, Jiangsu, Kunming, Yunnan, Changsha, Hunan, Hefei, Anhui, Chongqing, Suzhou, Jiangsu, etc.; Binh Duong, Vietnam, has been completed and put into production in foreign countries. Midea Group has a strong marketing network across the country, and 21 overseas organizations in the United States, Germany, Canada, Britain, France, Italy, Spain, Dubai, Japan, Hong Kong, South Korea, India, the Philippines, Singapore, Thailand, Russia, Panama, Malaysia, Vietnam and other places.