The Koningin Regentes class was a class of coastal defence ships[a] of the Royal Netherlands Navy.[1] The class comprised Koningin Regentes, De Ruyter and Hertog Hendrik.[3]
The ships of the class were 96.62 metres (317 ft 0 in) long, had a beam of 15.19 metres (49 ft 10 in), a draught of 5.82 metres (19 ft 1 in), and had a displacement of 5,002 ton.[2] The ships were equipped with 2 shaft reciprocating engines, which were rated at 6,500 ihp (4,800 kW) and produced a top speed of 16.5 knots (30.6 km/h).[2] In addition, the machinery had two sets of triple expansions.[3]
When it came to naval armour all three ships were equipped with Krupp armour.[3] The ships had belt armour of 6 in (15 cm), 10 in (25 cm) barbette armour and 10 in (25 cm) turret armour.[2] Deck armour of the Koningin Regentes class was 2 in (5.1 cm).[4]
The main armament of the ships were two 9.4 in (24 cm) single turret guns.[2] Secondary armament included four single 15 cm (5.9 in) guns and eight 7.5 cm (3.0 in) single guns.[4] Furthermore, it had three 45 cm (18 in) torpedo tubes of which two were submerged and one was above water at the bow.[3]
