Bus divider and electric isolation unit for SCM systems. It isolates data and audio from each section, renovates the data and provides independent power supply. It has 4 connection zones (data, audio, power supply and remote control opening) and can be configured in order that when power supply is cut for one of them, the rest of the buses are deactivated, for maintenance or commissioning operations. Power 4 x 24 V DC. Consumption 70 mA (sector 1), 45 mA (other sectors). Dimensions 226 x 195 x 35 mm. Metal Finish White.