System 3000 universal LED power booster DRA DRA Features: Switching and dimming light bulbs, HV halogen lamps, electronic transformers for halogen, inductive transformers for halogen, HV LED or compact fluorescent lamps. Operation is via upstream dimmer. The connected loads are supplied via a common load line. Electronic excess-temperature protection. Notes : If the ambient temperature is higher than 45 C, the connected load must be reduced. Maximum load and number of power boosters depend on dimmer. Refer to the technical appendix or operating instructions for a reference list.