Enterprise News

Industry News

TDK-Lambda switching power supply: a strong backing to protect the safety of the elevator

TDK-Lambda switching power supply: a strong backing to protect the safety of the elevator

With the rapid development of social economy and the accelerating process of urbanization, elevator has become an indispensable convenient tool in our life. Today, the number of elevators in China has exceeded 3 million, with more than 0.2 billion people taking elevators every day. Whether it is stations, subways, office buildings, shopping malls or residential buildings, elevators are indispensable. Many of us have close contact and use elevators many times a day. Therefore, it can be said that elevator safety is closely related to almost everyone around us. In recent years, reports of elevator safety accidents have repeatedly occurred, and in some cities, elevators have repeatedly trapped people, injured people and injured people.

12

2015

/

10

What are the factors that affect the quality of photovoltaic grid-connected inverter?

What are the factors that affect the quality of photovoltaic grid-connected inverter?

Polaris Solar Photovoltaic Network News: Not long ago, the General Administration of Quality Supervision, Inspection and Quarantine issued the Announcement on the Quality Status of National Supervision and Spot Check Products in 2015, which showed that the qualified rate of spot check of photovoltaic grid-connected inverters was less than 80%. This time, a total of 55 batches of photovoltaic grid-connected inverter products produced by 55 enterprises in 13 provinces and municipalities including Beijing, Hebei, Shanghai, Jiangsu, Zhejiang, and Anhui were randomly selected. "Compared with the foreign inverter market, the domestic photovoltaic inverter industry concentration is low. In terms of quality and technology, due to the late start-up time of the terminal market, domestic photovoltaic inverter manufacturers are generally small in scale, with stable structure, process and performance.

24

2016

/

03

Our company participated in the 9th Xiamen Power Distribution Technology Application Forum

Our company participated in the 9th Xiamen Power Distribution Technology Application Forum

Our company participated in the 9th Xiamen Power Distribution Technology Application Forum

28

2018

/

09

< 12 >