Jacob van Heemskerck class frigate

The Jacob van Heemskerck class frigate was a class of frigates of the Royal Netherlands Navy. They were built to be an air defence version of the Kortenaer class frigate. 2 ships were built for the Dutch Navy and have recently been sold to the Chilean Navy. The helicopter was replaced by a Standard medium range SAM system and associated radars. Two ships were built by Royal Schelde dockyard. The ships were named after Admirals as is usual practice in the Royal Netherlands Navy.

Jacob van Heemskerck class frigate
Type:	frigate
Displacement:	3000 tons standard (3,750 tons full load)
Length:	130 m
Beam:	14.5 m
Draught:	4.4 m
Propulsion:	2 shaft combined gas and gas (COGAG) system 2 Rolls Royce Tyne RM1C gas turbines, 4,900 shp each 2 Rolls Royce Olympus TM3B gas turbines, 25,700 shp each (boost)
Speed:	30 knots maximum, 20 knots cruising
Range:	4700 nmi at 16 knots
Complement:	197
Sensors and processing systems:	Radar: LW-08, DA-08, 2x STIR-240, STIR-180, ZW-06 Sonar PHS-36
Armament:	4 Mk46 torpedo tubes (2 twin mounts) 8 RGM-84 Harpoon anti-ship missile launchers (2 quad mounts) 1 RIM-66 Standard SAM from a Mk13 Guided Missile Launch System (40 missiles total) 8 RIM-7 NATO Sea Sparrow SAM from a Mk29 Guided Missile Launch System (8 missile in the launcher and 16 in the magazine) 1 Goalkeeper 30 mm CIWS gun system 2 20 mm guns