Rated voltage: 230 V~, +10 % / -10 % Rated frequency: 50 Hz Rated power: 60 - 450 W/VA For dimming and switching of incadescent lamps, 230 V halogen lamps and low-voltage halogen lamps with conventional or electronic transformers. 2-wire connection (neutral conductor not required) With soft ON/OFF function. With electronic short-circuit protection. With automatic overtemperature protection. With operating mode switch for operating mode: dimmer, switch With memmory function Dimmer operating mode: short press on the upper rocker switch half to switch the light on, short press on the lower rocker switch half to switch the light off. Dimmer operating mode: long press on the upper rocker switch half dims, with light switched on, the light brighter, or with light switched off the light brighter from nothing. Long press on the lower rocker switch half dims the light darker. Switch operating mode: press on the upper rocker switch half to switch the light on, press on the lower rocker switch half to switch the light off. Operation also possible via conventional push buttons 8104.X. Do not operate conventional transformers and electronic transformers together on the universal dimmer switch insert. Inputs: 1 Polling voltage: 230 V~, Sensing pulse, L-wire Outputs: 1 electronic output, potential-bound Suitable for: ohmic, capacitive and inductive loads Temperature range (Device): 0 °C to 35 °C Included: attachable claws In the case of conventional transformers, take ~20% transformer loss into account. In case of electronic transformers, 5 % transformer losses. Electronic cover plate: 8530, 8430, 8230 & 5530 8130