 Kaiser Barbarossa was 125 @.@ 3 m ( 411 ft 1 in ) long overall and had a beam of 20 @.@ 4 m ( 66 ft 11 in ) and a draft of 7 @.@ 89 m ( 25 ft 11 in ) forward and 8 @.@ 25 m ( 27 ft 1 in ) aft . She displaced up to 11 @,@ 785 metric tons ( 11 @,@ 599 long tons ) at full load . The ship was powered by three 3 @-@ cylinder vertical triple @-@ expansion steam engines , each driving one screw propeller . Steam was provided by four Thornycroft boilers and eight cylindrical boilers , all of which burned coal . Kaiser Barbarossa 's powerplant was rated at 13 @,@ 000 metric horsepower ( 12 @,@ 820 ihp ; 9 @,@ 560 kW ) , which generated a top speed of 17 @.@ 5 knots ( 32 @.@ 4 km / h ; 20 @.@ 1 mph ) . The ship had a cruising radius of 3 @,@ 420 nmi ( 6 @,@ 330 km ; 3 @,@ 940 mi ) at a speed of 10 knots ( 19 km / h ; 12 mph ) . She had a normal crew of 39 officers and 612 enlisted men . 
