Dieselaggregat, Modelle: S6B-PTA, S6R2-PTA, S12R-PTA2, S6B-PTA2, S12A2-PTA, S16R-PTA, S6B3-PTA, S12N-PTA, S16R-PTA2, S6A3-PTA, S12N-PTA2, 6D16-T, S6R-PTA, S12R-PTA und 6D22-T(C)