The ships of the class were 82.87 metres (271 ft 11 in) long, had a beam of 15.06 metres (49 ft 5 in), a draught of 4.93 metres (16 ft 2 in), and had a displacement of 3,494 tons. The ships were equipped with 2 shaft reciprocating engines, which were rated at 4,200 ihp (3,100 kW) and produced a top speed of 15.5 knots (28.7 km/h; 17.8 mph).
Armour
The ships had belt armour of 8 in (20 cm) and 7 in (18 cm) turret armour.
Armament
The main armament of the ships were two 9.4 in (24 cm) single gun turrets. Secondary armament included four single 15 cm (5.9 in) guns and ten 5.7 cm (2.2 in) single guns.
Construction
Herluf Trolle was laid down at the Copenhagen Navy Yard and launched on 1 January 1899. Olfert Fischer was also laid down at Copenhagen Navy Yard and was launched on 1 January 1902.
Willits, A. B., ed. (November 1899). "Denmark". Journal of the American Society of Naval Engineers. XI (4): 1097.
Wismann, Tom (2018). "The Coastal Battleship Peder Skram (1908)". In Taylor, Bruce (ed.). The World of the Battleship: The Lives and Careers of Twenty-One Capital Ships of the World's Navies, 1880–1990. Barnsley: Seaforth Publishing. ISBN978-0-87021-906-1.
Further reading
Moore, J: Jane's Fighting Ships of World War I (1919; reprinted 1992) ISBN1 85170 378 0