Shenyang metro line two extension of the north line of the full use of LED lights three

In order to improve energy use, reduce loss, Shenyang Metro North extension line to the power supply system has been upgraded, increasing the active filter and reactive power compensation device, the two device function simply improve power quality, reduce the reactive power loss.

In addition, the equipment area lights to achieve the sub control, in the case of normal lighting, as far as possible to shut off the excess lamps, further saving energy.

3 stations and interval lighting is also the first use of LED light source, without increasing the number of lamps and lighting to meet the requirements of the premise of more energy saving, longer service life of light source, long-term economic benefits.