Editing Fridtjof Nansen-class frigate (section)

{{Short description|Class of ships of the Royal Norwegian Navy.}}
{{Use dmy dates|date=November 2018}}
{|{{Infobox ship begin}}
{{Infobox ship image
| Ship image = HNoMS Otto Sverdrup.jpg
| Ship caption = {{HNoMS|Otto Sverdrup|F312|6}}
}}
{{Infobox ship class overview
| Name = ''Fridtjof Nansen'' class
| National Origin = [[Norway]]
| Builders = [[Navantia]], [[Ferrol, Spain]]
| Operators = {{navy|NOR}}
| Class before = {{sclass|Oslo|frigate|4}}
| Class after = 
| Subclasses = 
| Cost = *{{ShipCost|NOR|21|b|year=2003|origin=ESP|qty=5|est=yes}} 
*{{ShipCost|NOR|4.2|b|year=2003|origin=ESP|qty=1|est=yes}}
*USD {{Format price|{{To USD|4200000000|NOR}} }} per unit (est.)
| First commissioned date = 2006-present
| First in service date = 
| Final decommission date = 
| In commission range = 
| Total ships building = 
| Total ships planned = 
| Total ships completed = 5
| Total ships cancelled = 
| Total ships active = 4
| Total ships laid up = 
| Total ships lost = 1
| Total ships retired = 
| Total ships preserved = 
}}
{{Infobox ship characteristics
| Hide header = 
| Header caption = 
| Ship type = [[Frigate|Multi-role frigate]]
| Ship displacement = 5,290 tons full load
| Ship length = {{convert|134|m|ftin|abbr=on}}
| Ship beam = {{convert|16.8|m|ftin|abbr=on}}
| Ship draft = {{convert|7.6|m|ftin|abbr=on}}<ref>{{Cite web|url=https://www.skipsrevyen.no/batomtaler/knm-fridtjof-nansen/|title = KNM "FRIDTJOF NANSEN" - Skipsrevyen.no|date = 20 November 2007}}</ref><ref>{{Cite web|url=https://maritimt.com/nb/batomtaler/fridtjof-nansen-042006|title=Fridtjof Nansen (04/2006)|date=17 April 2006}}</ref>
| Ship propulsion = *[[Combined diesel and gas|Combined diesel and gas turbine]] (CODAG)
* Two BAZAN BRAVO 12V 4.5 MW [[diesel engine]]s for cruising
* One [[General Electric|GE]] [[General Electric LM2500|LM2500]] 21.5 MW [[gas turbine]] for high speed running
* MAAG [[transmission (mechanics)|gearboxes]]
* Two shafts driving [[controllable pitch propeller]]s
* Bow Thruster Retractable (Electric) 1 MW Brunvoll
* Diesel generators 4 × MTU 396 Serie 12V 1250 KVA|-
| Ship speed = {{convert|27|kn|lk=in}}+
| Ship range = {{convert|4.500|nmi|km mi|abbr=on}} at {{convert|16|kn}}
| Ship complement = 120, accommodations for 146
| Ship sensors = *[[Lockheed Martin]] [[AN/SPY-1]]F 3D multifunction [[radar]]
* Reutech RSR 210N air/sea surveillance radar
* Sagem Vigy 20 Electro Optical Director
* Kongsberg MSI 2005F ASW combat system
* MRS 2000 hull mounted [[sonar]]
* Captas MK II V1 active/passive towed array sonar
* 2 × Mark 82 [[AN/SPG-62]] fire-control radar
| Ship EW = *Condor CS-3701 ECM:/ESM: suite
*Terma DL-12T decoy launcher
*  Loki torpedo countermeasure
| Ship armament = *1 or 2 × 8-cell [[Mark 41 Vertical Launching System|Mk 41]] [[Vertical Launching System|VLS]] (32 × [[RIM-162 ESSM]])
* 8 × [[Naval Strike Missile]] [[Surface-to-surface missile|SSMs]]
* 4 × [[torpedo tube]]s for [[Sting Ray torpedo]]es
* [[Depth charge]]s
* 1 × [[Otobreda 76 mm|76 mm OTO Melara Super Rapid gun]]
* 3 × 12.7 mm [[M2 Browning machine gun|Browning M2HB]] machine gun in [[Protector (RWS)|Sea Protector]] mounts
* 2 × 7.62mm [[MG 3 machine gun]]
* Capabilities for other weapons<ref group=note>The class is prepared for, but not equipped with:
* 1 × [[Otobreda 127/54 Compact|Otobreda 127&nbsp;mm/54 gun]] to replace the 76 mm
* 1 × spare [[Otobreda 76 mm|76mm OTO Melara Super Rapid gun]]
* 1 × spare [[CIWS]] gun of 40 mm calibre or less
* 1 × spare 8-cell Mk 41 [[Vertical Launching System|VLS]] launchers
* Low cost [[Anti-submarine weapon|ASROC]]
* [[Electronic countermeasures|ECM]]: Active Off-board Decoy
* 3 × [[Protector (RWS)]] (Sea Protector)</ref>
* 2 × LRAD [[Long Range Acoustic Device]]
| Ship armour = 
| Ship armor = 
| Ship aircraft = 1 × medium-sized ASW helicopter
| Ship notes = 
}}
|}

The '''''Fridtjof Nansen''-class frigates''' are a [[Ship class|class]] of [[frigate]]s that are the main surface combatant units of the [[Royal Norwegian Navy]]. The ships are named after famous [[:Category:Norwegian explorers|Norwegian explorers]], with [[HNoMS Fridtjof Nansen (F310)|the lead ship of the class]] bearing the name of [[Fridtjof Nansen]]. Five ships were ordered from Spanish shipbuilder Bazan (now [[Navantia]]).

The total projected cost for all five ships in 2009 was {{NOK|21 billion|link=yes|}} (about {{USD}}{{Format price|{{To USD|21000000000|NOR}} }}).<ref>{{cite web|url=http://www.mil.no/fregatter/start/fakta/ |title=Fakta om Nansenklasse fregatter |trans-title=Facts about Nansen Class frigates |access-date=2 March 2009 |work=[[Norwegian Armed Forces]] |language=no |date=19 March 2003 |url-status = dead|archive-url=https://web.archive.org/web/20090203153628/http://www.mil.no/fregatter/start/fakta/ |archive-date=3 February 2009 }}</ref> 
As of November 2018, four are in active service and one has sunk and was subsequently scrapped.