 She had two 3 @-@ cylinder vertical triple expansion steam engines driving two propellers . 22 Belleville water @-@ tube boilers provided steam to the engines . The engines had a total designed output of 10 @,@ 600 indicated horsepower ( 7 @,@ 904 kW ) and gave a top speed of 16 knots ( 30 km / h ; 18 mph ) . At full load she carried 1 @,@ 100 long tons ( 1 @,@ 118 t ) of coal that provided her a range of 2 @,@ 100 nautical miles ( 3 @,@ 900 km ; 2 @,@ 400 mi ) at a speed of 10 knots ( 19 km / h ; 12 mph ) . 
