Section of sub-sea power cable between Tiree & Gunna
Section of the sub-sea power cable that conducts electricity to Tiree from the mainland. The section was cut from between Gunna and Tiree when the power cable was broken and replaced in 2011. Three-phase current at 11,000 volts (compared with the Islay cable which operates at 33,000 volts). Yellow and black outer sheath, inner protection of ring of steel wires, followed by ring of lead insulation around inner electrical cable of three copper cores.