according to 0815 and EIBATest voltage: 4 kVConstruction: copper conductor, single-wire (solid), PVC insulation, 2 wire pairs, wire colors: red and black/white and yellow, twisted to form a star quad, static shield made of aluminum-laminated plastic foil, FRNC sheath, sheath color: greenUse: For the transmission of BUS signals in building system technology (specifically EIB), suitable for installation on, in and under plaster, in pipes and installation ducts, in dry and damp rooms and outdoors - provided there is no direct sunlight