Graesslin_turnus_501_DS_EN.pdf turnus 501 A The Grasslin turnus twilight switches are time and light switches that offers maximum functionality and allows control of the desired situation in residential, commercial and industrial buildings as well as on outside area. They provide more energy efficiency. This timers used in shop windows, for illuminated billboards or street lighting. Type of protection IP 20
Provide protection of EN 60 730-1 class