Materials Insulating base moulded in SMC (fiberglass). Protective cover in transparent polycarbonate. Clamp grub screws in AISI 303 stainless steel. Measuring sleeves in AISI 303 stainless steel with 4 hole. Connecting bars in tin-plated brass. Circuit sectioning device in tin-plated brass. Supports in AISI 303 stainless steel. Characteristics Supports in AISI 303 stainless steel to fix discharger (53 x 86 cylindrical type fixed by bar - 118 mm center distance). To install in boxes on posts. Applications To earth pipelines with cathodic protection and for terminal protection stations. Protection degree IP 10 in compliance with CEI EN 60529.