9 1 4 ▁mobil isation ▁order ▁of ▁high - se as ▁tor ped o - bo ats , ▁she ▁was ▁launched ▁from ▁Sch ich au ' s ▁El bing ▁( now ▁El bl ąg ▁in ▁Poland ) ▁on ▁ 2 3 ▁December ▁ 1 9 1 4 ▁and ▁commission ed ▁on ▁ 3 1 ▁October ▁ 1 9 1 5 . ▁ ▁The ▁" S " ▁in ▁S 5 0 ▁denoted ▁ ▁the ▁ship builder ▁who ▁constructed ▁her . ▁ ▁S 5 0 ▁was ▁ ▁long ▁overall ▁and ▁ ▁at ▁the ▁water line , ▁with ▁a ▁beam ▁of ▁ ▁and ▁a ▁dra ug ht ▁of ▁. ▁Dis p lacement ▁was ▁ ▁normal ▁and ▁ ▁deep ▁load . ▁ ▁Three ▁oil - f ired ▁water - t ube ▁bo ilers ▁fed ▁steam ▁to ▁ 2 ▁sets ▁of ▁direct - drive ▁steam ▁tur b ines ▁r ated ▁at ▁, ▁giving ▁a ▁speed ▁of ▁. ▁ ▁of ▁fuel ▁oil ▁was ▁carried , ▁giving ▁a ▁range ▁of ▁ ▁at ▁ ▁and ▁ ▁at ▁. ▁ ▁Arm ament ▁originally ▁consisted ▁of ▁three ▁ 8 . 8 ▁cm ▁SK ▁L / 4 5 ▁naval ▁guns ▁in ▁single ▁mount s , ▁together ▁with ▁six ▁ 5 0   cm ▁( 1 9 . 7   in ) ▁tor ped o ▁tub es ▁with ▁two ▁fixed ▁single ▁tub es ▁forward ▁and ▁ 2 ▁tw in ▁mount s ▁a ft . ▁Up ▁to ▁ 2 4 ▁mines ▁could ▁be ▁carried . ▁In ▁ 1 9 1 6 ▁the ▁ 8 . 8