NRP Tridente in the Lisbon Naval Base
History
Portugal
Name	NRP Tridente
Builder	HDW
Laid down	2005
Commissioned	2010
Status	In active service
General characteristics
Class and type	Tridente-class submarine
Displacement	1,700 tons (surfaced) 2,020 tons (submerged)
Length	67.7 m (222 ft 1 in)
Beam	6.35 m (20 ft 10 in)
Draught	6.6 m (21 ft 8 in)
Propulsion	2 generators AIP Siemens Sinavy (BZM-120); 240 KW 2 diesel engines MTU 16V396 TB-94; 6,24 MW 1 electric engine Siemens Permasyn; 2.85 MW 1 axis
Speed	20 kn (37 km/h; 23 mph) submerged 10 kn (19 km/h; 12 mph) surfaced 6 kn (11 km/h; 6.9 mph) AIP system
Range	12,000 nmi (22,000 km; 14,000 mi) at 8 kn (15 km/h; 9.2 mph)
Endurance	60 days
Test depth	superior to 300 m (980 ft)
Capacity	14 marines
Complement	33
Sensors and processing systems	Kelvin Hughes KH-1007 (F) navigation radar Atlas Elektronik GmbH ISUS 90 combat management system
Armament	8 × 533 mm torpedo tubes 12 × Alenia Marconi Systems IF-21 Blackshark torpedo reloads 6 × Sub-Harpoon UGM 84 capable

NRP Tridente (S160) is a Tridente-class submarine of the Portuguese Navy.^[1]

In July 2016, Tridente became entangled in the fishing nets of the French trawler Daytona. Neither the submarine nor the trawler were damaged.^[2]