STM Offshore Patrol Vessel OPV-1900

OPV-1900 is a monohull vessel, designed based on proven design philosophies and classification society rules with an inverted ship bow which is used for increasing the fuel efficiency and safety of the vessel at sea. OPV can be tasked with maritime Patrol and Surveillance Operations, Critical Infrastructure Protection, border Protection, Confined and Shallow Water Operations, Helicopter Support and mission deck Operations, USV, UAV Operations.

The OPV can be configured with the capability to deploy special forces and accommodate a range of commando equipment. The self-protection level can be upgtaded from guns to missile systems.

Design, Purpose and Capabilities

OPV-1900’s main missions are;

Coastal and Offshore Patrol
Search and Rescue (SAR)
Diving & Salvage Operations Support
Replenishment of Ships at Harbour
Logistic Support
Training

In order to carry out the tasks assigned, OPV-1900 has the following capabilities;

18 knots maximum continous speed
5500 n. miles endurance at 16 knots economical speed; operations at sea state 5+
Weapon and sensors operations up to sea state 5+
Helo operations up to sea state 4+
Reduced Radar Cross Section (RCS)
Two damage control zones; redundant propulsion, maneuvering and electrical systems
Fwd. Gun up to 76 mm., others up to 25 mm.
Helicopter platform for 10 tons helicopter
A clear aft deck area of 100 m2 without helicopter
A 8 tons SWL hydraulic telescopic crane
Large aft storage area with sliding hatch on aft deck

Main Dimensions
Length overall	: 89.50 meters
Length waterline	: 88.60 meters
Max. Breadth	: 13.10 meters
Draft	: 3.15 meters
Tonnage
Displacement	: 1900 tons
Speed & Endurance
Max cont. speed	: 22+ knots
Economical speed	: 16 knots
Endurance	: +5500 n.m. at 16 kts.
Tank Capacities
Fuel (F76)	: 250 tons
Fresh Water	: 26 tons
Power Generation	: 3x 500 KVa diesel generators 1 x 160 kW, air cooled emergency diesel generator

Rescue Equipment

A hydraulic-telescopic crane of 8 tons (SWL) to serve aft deck area
A clear aft deck area of 300 m2 also for landing and take off of 10 ton-helicopter
3 RHIB
A sick-bay

Sensors & Weapons

Combat Management System
IFF (Interrogator/Transponder) OPTIONAL
Navigation Suit (GPS, Automatic ldentification System (AlS), Echo-sounder, Speed-log, Wind System, Electronic Chart Display (ECDIS), Gyros (Main and Aux.) and Digital Repeaters
Electro-Optical Ssytem(TV/IR/LRF)
Electronic Support Measure System (ESM)with Chaff Decoy (RF/lR)System (OPTIONAL)
2 x Navigation Radars (LPI)
4 x 25 mm Guns or up to 1 x 76 mm fwd. Gun and 3 x smaller guns
Reserved area for SSM System etc.