This current transformer, tropicalised for busbar and cable, has a line rated current of 250 A and a secondary current rating of 5 A.::This current transformer allow a maximum cable outer diameter of 27 mm.::Compatible with a double output for bar: 32.5 mm x 10.5 mm or 25.5 mm x 15.5 mm.::Burden and accuracy class as follows: class 0.5 maximum power: 6 VA, class 1 maximum power: 8 VA.