... monitoring system, an observation system for overhead test line, maintenance data information system, power line protection system, power line operation system, and unmanned substation monitoring ... Modulus of elasticity(kN/mm2)Heat expansion coefficient (10-6/)DC Resistance(Ω/km)Short-circuit current capacity (kA2s)358 ... 0.318250/167.7945.2162.013.02.4338.9509.6/0.378343/230.2063.0162.013.01.74316.57011 ...