ACSR(Aluminum Conductor Steel Reinforced):
1)aluminum conductors, steel-reinforced for overhead power tranmission.
A conductor consisting of seven or more aluminum and galvanized steel wires built up in concentric layers, the center wire or wires are of galvanized steel and the outer layer or layers are of aluminum
2) Standard: IEC61089, BS215 part2, DIN48204, BS EN50182, ASTM B232