Materials Moulded in SMC (fiberglass) - grey RAL 7040 color. External metal parts made of stainless steel or tropicalized steel painted grey and electrically insulated from the inside. Characteristics In compliance with CEI EN 62208 rule. Rated insulation voltage Ui 690V. Protection degree IP 44 in compliance with CEI EN 60529, IK 10 according to CEI EN 62262