eib-bus j-y(st)yh 2x2x0.8eib总线 ycym 2*2*0.8通讯电缆 eib-bus总线电缆型号 ycymeib-bus eib-bus总线电缆_knx线2*2*0.8 knx 2*2*0.8总线电缆 eib总线电缆 knx 2*2*0.8eib-bus_eib-bus j-y(st) yh总线电缆 knx/eib-bus总线电缆 eib-bus j-y(st)yh2x2x0.8总线电缆 knx-eib-ycym 2*2*0.8电缆 eib智能照明电缆 2*2*0.8 ycym 2*2*0.8knx 2*2*0.8电缆 智能照明专用电缆 2*2*0.8 can-bus总线电缆 can-bus专用通信电缆
EIB-BUS J-Y(ST)YH 2x2x0.8