... of shell-E, A, B, C, DL1: L1-type C filtering, L2-type π filteringG: cadmium plating, no mark for nickel platingn ... panel connection, no mark for welding wire type2: number of filtering contact elements of some frequency band-2 E frequency bands ... all are these frequency bands.E: frequency bandE: code of filtering capacitor’s type: E-chip capacitor, P-array plate, no ...