Materials Moulded in grey RAL 7040 colored SMC (fiberglass). Characteristics Coulisse sliding cover closed by an Allen screws in AISI 304 stainless steel. Versions:.../F: with bottom fitting for non-threaded pole mounting. Applications For outdoor use in cathodic protection systems, potential connections, electric measuring points on metal pipelines. Materials solely designed for use in systems with voltage ratings of less than 50 Vdc. Protection degree IP 44 in compliance with CEI EN 60529, IK 10 according to CEI EN 62262.