Sorum-Class (Project 745P Class) Russian Seagoing Tugboat
Sorum-Class (Project 745P Class)
Seagoing Tugboat
Other
Basic Information
Name
Sorum-Class (Project 745P Class) Russian Seagoing Tugboat
Designation
Sorum-Class (Project 745P Class)
Alternate Designation
Sorum-Class (Project 745P Class)
Equipment Type
Seagoing Tugboat
Manufacturer
—
Date of Introduction
1974
Description
Sorum-Class (Project 745P Class) Russian Seagoing Tugboat, is a seagoing tug that is currently in service in the Russian Coast Guard. These vessels will perform the standard missions of a seagoing tug boat with other missions such as protecting and patrolling Russian maritime borders, enforcing navigational rules and law enforcement, search and rescue, and fisheries protection. The tugs are modified versions of the original Project 745. They are armed with two 30 mm guns giving them the ability to fire on surface, air, and ground targets, and are equipped with the Kolonka-1 fire control system to control these weapons. They are equipped with electric motors and diesel generators.
Naval & Littoral Specifications
Crew
47
Beam
12.64 m
Draft
4.47 m
Variants
Sakhalin
Commissioned: 1974
Status: Active
Fleet: INA
Kamchatka
Commissioned: 1975
Status: Decommissioned in 2017
Fleet: INA
Amur
Commissioned: 1977
Status: Decommissioned in 2007
Fleet: INA
Brest
Commissioned: 1978
Status: Decommissioned in 2019
Fleet: INA
Ladoga
Commissioned: 1978
Status: Decommissioned in 2016
Fleet: INA
Primorye
Commissioned: 1978
Status: Active
Fleet: INA
Yan Berzin
Commissioned: 1980
Status: Active
Fleet: INA
Zabaykalye
Commissioned: 1980
Status: Active
Fleet: INA
Chukotka
Commissioned: 1982
Status: Active
Fleet: INA
Zapolyarlye
Commissioned: 1982
Status: Active
Fleet: INA
Kareliya
Commissioned: 1983
Status: Active
Fleet: INA
Neman
Commissioned: 1984
Status: Decommissioned in 1996
Fleet: INA
Bug
Commissioned:
Status: Active
Fleet: INA
Ural
Commissioned: 1986
Status: Active
Fleet: INA
Enisey
Commissioned: 1987
Status: Active
Fleet: INA
Viktor Kingisepp
Commissioned: 1988
Status: Active
Fleet: INA
Taimyr
Commissioned: 1993
Status: Active
Fleet: INA
Don
Commissioned: 1997
Status: Active
Fleet: INA
Yakutiya
Commissioned: 2006
Status: Active
Fleet: INA
System
Alternative Designation
Sorum-Class (Project 745P Class)
Type
Seagoing Tugboat
Builder
Yaroslavl Shipyard, Russia
Crew
47 total (10 off. + 37 enl.)
Dimensions
Length
56.50 m
Beam
12.64 m
Draft
4.47 m
Displacement, Standard
1,092 tons
Displacement, Full Load
1,452 tons
Propulsion System
Engine Name
2 x PG-950/170M Electric Motor
Engine Type
Electric Motor
Engine Power
2 x 1,500 hp
Generators
2 x 1000 kW DGR-1000/750 diesel-generators and 2 x 100 kW diesel-generators.
Range
8,000 nm at 11 knots; 6,700 nm at 13 knots.
Maximum Speed
13 knots
Endurance
40 days
Gun Weapon Systems
System
Name
2 x AK-230M 30mm CIWS
Type
2x 30mm NN-30 64-caliber autocannon, Close-In Weapon System (CIWS)
Caliber
30 mm
Crew
2 ea
Length
3.11 m
Width
2.1 m
Height
1.46 m
Weight
1.9 tons
Elevation
-5° to +87°
Elevation Rate
50°/s
Traverse
360°
Traverse Rate
70°/s
Muzzle Velocity
1.050 m/s
Rate of Fire
2,000 rpm
Maximum FIring Range, Surface Targets
6.5 km
Maximum FIring Range, Anti-Aircraft
4 km
Maximum FIring Range, Anti-Missile
2 km
Feed Mechanism
Single belt feed per gun
Sights
See Fire Control System (FCS)
Note
The AK-230M CIWS is a Less magnetized version of the AK-230 CIWS used for minesweepers.
Ammunition
Type
Rifle
Caliber
30 mm
Cartridge
The AK-230M fires specially developed 30x210B 30 mm ammunition that is electrically primed.
Basic Load
2,000 Rounds
Note
Two rounds were developed: a high-explosive round with an impact fuze, and an armour-piercing round.
Fire Control Systems
AK-230M CIWS FCS
The AK-230M CIWS are controlled by one single SP-521 Rakur (Kolonka-2) manned director Fire Control System (FCS).
Fire Control System Radar
1 x MR-104 Rys Fire Control Radar.
Optronic Director
Optional
Radar Systems
Navigation Radar
2 x Don-2 navigation radars; 2 x Ayada-5 navigation radars; or 2 x MR-212/201 Vaygach navigation radar.
Fire Control System Radar
1 x MR-104 Rys Fire Control Radar.
Protection
Hull
INA
Countermeasures
No
NBC Water Washdown System
Yes
Electronic Warfare
No
Image Sources
Notes
http://kuten01.blog119.fc2.com/blog-entry-174.html; https://www.alamy.com/aerial-port-side-view-of-the-russian-maritime-border-guard-pacific-region-sorum-class-patrolarmed-tug-kamchatka-198-underway-exact-date-unknown-country-sea-of-japan-image504436323.html; https://nara.getarchive.net/media/russian-pacific-fleet-maritime-border-guard-sorum-class-patrol-tugboat-neman-f6f0e8;
Details
Country of Origin
Russia
Category
Support Ships
Naval > Support Ships
Filter Label
S
Classification
Domain
Naval & Littoral
Equipment Status
Active
Dimensions
Length
56.5 m
Width
—
Height
—
Weight
—
Operators (1)
Russia
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