Compared to other cities, Dalian's LED industry has an international technical team. LED companies and Japan, Taiwan and other countries and regions have close technical cooperation, and have many independent property rights and patents in raw materials, LED cooling technology, etc., in the same industry. There are certain advantages. At present, there are a total of 9 LED lamp export enterprises in Dalian. According to statistics from the Provincial Entry-Exit Inspection and Quarantine Bureau, in 2011, a total of 1923 batches of LED lamps of various types were exported with a value of US$123.867 million.
Despite this, if the LED industry of our city wants to become bigger and stronger, we must overcome the following bottleneck problems: First, unify product standards. At present, there is no uniform product standard for the LED lighting application market. The products produced by different manufacturers are not compatible, which has become a major obstacle to the development of the LED lighting industry. The second is the formation of industrial scale. On the whole, Dalian's LED industry has a relatively small scale of development. Most of them are concentrated in the downstream assembly stage with the least profit. There are fewer leading companies and upstream companies in the industry. The third is to break through the technical bottleneck. It is suggested that relevant departments should increase support for the LED industry and focus on the development of the core technologies with advantages. Fourthly, the relevant departments jointly set up an LED testing laboratory to provide testing and certification services for enterprises in Dalian and the surrounding areas in Northeast China, change the inspection and supervision mode, and grant “zero time limit†guarantees for shipments of import and export products, helping enterprises to speed up customs clearance and reduce certification. Cost, in the fierce international competition to seize the opportunity to promote the development of LED industry in Dalian gathered.
Inversion DC - AC Power Supplies
IPS series DC - AC inversion power supplies are new generation of power dedicated AC Power Supplies for power system applications. It is mainly designed and manufactured according to the characteristics and requirements of power system.
This series of DC - AC power supplies can be divided into single-phase and three-phase AC power supplies according to the difference in the number of output phases. The output power of single-phase DC to AC power supplies ranges from 1KVA to 10KVA, and the output power of three-phase DC to AC power supplies ranges from 15KVA to 60KVA. The output voltage is divided into single-phase 220Vac and three-phase 380Vac with 50Hz fixed frequency output.
Now, the inversion AC power supplies are widely used in power system communication, carrier, monitoring, relay protection and humidity lighting, and can also provide uninterrupted power for AC lubricating pumps, AC fans, and water pumps in power plants. And it is widely used in various fields such as aerospace, financial system, office automation control, medical and health, military scientific research and so on.
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Yangzhou IdealTek Electronics Co., Ltd. , https://www.idealtekpower.com