Engineering1103/11 MN05013002Z-ENConnectionFigure 2: ConnectionPower supply of the coupling unit and supply of the Smart-Wire-DT slave electronics are performed via the terminalsPOW. The coupling unit contains an additional power feedmodule for the 15 V supply of the SmartWire-DT slaves withan amperage of 0.7 A.X On the SmartWire-DT gateway connect the POW and AUXsupply voltages via separate miniature circuit-breakers orfuses:• Miniature circuit-breaker 24 V DC for POW– Cable protection in accordance with DIN VDE 0641Part 11, IEC/EN 60898:– Miniature circuit-breaker 24 V DC rated operationalcurrent 3 A; trip types C or– Fuse 3 A, utilization class gL/gG– Cable protection for cable AWG 24 in accordance withUL 508 and CSA-22.2 no. 14:24V0V24 V DCF1 F20 VPOWAUX24V0V
