Electronic ballast HF-Regulator Intelligent Philips HF-Ri TD 2 14/21/24/39 E+

This intelligent high-frequency electronic dimming ballast utilizes the DALI or Touch and Dim push-button protocol for fluorescent lamps. It meets A1BAT requirements, thereby pre-empting upcoming legislation. With a special command you can retrieve the system’s mains power consumption, and with another you can find out which lamp wattage is connected. Combined with controls, additional energy savings can be achieved.