Fulham's electronic Vorschaltgrate light control ermoglichen maximum energineein savings, and cost reduction through the intelligents control and dimming of light. the technology that greate let it to light to combine with Fulham's building system technology components. the devices are DALI or 0-10 v fahig and operate at Netzeingangsspannugen from 120v to 277V, 50 / 60th