PT3X16 PT4 3 X150 PT4 3 X250 PT4 6 X150 PT4 6X150-KNE PT4 6X400-KNE (IEC) PT4,12,F2,3030,TA,W6 PT4,12,F2,4040,TA,W6 PT4,7,F2,3030,TA,W6 PT400