ACSR Canna 59.7 mm2 Overhead Guard Cable

To account operational constraints and in particular the problems related to lightning, Company constructed the main lines 30 to 35 kV (54.6mm2 section 148mm2)
According to the following provisions:
. Setting up cable (s) on duty to limit the number of defects on direct lightning strikes (Desktop defects)
. Getting ceuvre of an earth adaptee.La land value of resistance must be low enough to limit the number of priming in return.
The cables will be aluminum-steel (ACSR) or type CANNA PHLOX 59.7
Son Steel has galvanized high resistance class E in accordance with IEC 888, EN 50182 or equivalent.
Son AGS aluminum alloy according to IEC 60104, NF EN50183 or equivalent
For guard cables aluminum-steel or aluminum alloy-steel, the maximum temperature reached by the cable shorted regime must remain inferior to 200 ºC