Enclosure made of fiberglass - grey RAL 7040 color Double lock closure unified type ENEL second DS 4541 Frame for floor installation must be ordered separately. Protection degree IP34D according to EN 60529, IK10 according to IEC 62262. Suitable for installation of electricity meters: - Max N. 1 three phase integrated type GTWS for powers from 30 to 400kW - Max N. 1 for three phase power from 30 to 400kW type GISS; fixing with No. 1 overall TA BT (serial 530016 - 530017)