The ''Herluf Trolle'' class was a class of

coastal defence ship Coastal defence ships (sometimes called coastal battleships or coast defence ships) were warships built for the purpose of coastal defence, mostly during the period from 1860 to 1920. They were small, often cruiser-sized warships that sacrifi ...

s of the

Royal Danish Navy The Royal Danish Navy ( da, Søværnet) is the Naval warfare, sea-based branch of the Danish Defence force. The RDN is mainly responsible for maritime defence and maintaining the sovereignty of Denmark, Danish territorial waters (incl. Faroe Isla ...

. The class comprised , and .

Design

Dimensions and machinery

The ships of the class were long, had a

beam Beam may refer to: Streams of particles or energy *Light beam, or beam of light, a directional projection of light energy **Laser beam *Particle beam, a stream of charged or neutral particles **Charged particle beam, a spatially localized grou ...

of , a draught of , and had a

displacement Displacement may refer to: Physical sciences Mathematics and Physics *Displacement (geometry), is the difference between the final and initial position of a point trajectory (for instance, the center of mass of a moving object). The actual path ...

of 3,494 tons. The ships were equipped with 2 shaft

reciprocating engine A reciprocating engine, also often known as a piston engine, is typically a heat engine that uses one or more reciprocating pistons to convert high temperature and high pressure into a rotating motion. This article describes the common featu ...

s, which were rated at and produced a top speed of .

Armour

The ships had

belt armour Belt armor is a layer of heavy metal armor plated onto or within the outer hulls of warships, typically on battleships, battlecruisers and cruisers, and aircraft carriers. The belt armor is designed to prevent projectiles from penetrating to t ...

of and

turret Turret may refer to: * Turret (architecture), a small tower that projects above the wall of a building * Gun turret, a mechanism of a projectile-firing weapon * Objective turret, an indexable holder of multiple lenses in an optical microscope * Mi ...

armour.

Armament

The main armament of the ships were two single gun turrets. Secondary armament included four single guns and ten single guns.

Construction

''Herluf Trolle'' was

laid down Laying the keel or laying down is the formal recognition of the start of a ship's construction. It is often marked with a ceremony attended by dignitaries from the shipbuilding company and the ultimate owners of the ship. Keel laying is one o ...

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.

References

* Moore, J: ''Jane's Fighting Ships of World War I'' (1919; reprinted 1992) *

External links

Description of class
{{WWII Danish ships Coastal defence ships of the Royal Danish Navy Coastal defense ship classes World War II coastal defence ships