"Olga" type fishing freezer trawler
project 502M


LIST OF VESSELS 


 In total 148 units were built from 1968 to 1981 at Volgograd and Khabarovsk. This type is modified "Mayak" type. Vessel "Diana" with y/n 269 in 90s was transferred to Russian federal boundary patrol service. Vessel with y/n 191 was converted to anti-submarine ship for Soviet Naval Forses.
Purpose of the vessel:     - trawl, purse net  and longline fishing
    - production of salted and frozen fish
    - for Atlantic Ocean vessels also fish preserves
    - transport of processed cargo to port
Length OA (m) 54.10 (54.80)
Length BP (m) 50.40 (48.80)
Breadth extreme (m) 9.37
Molded breadth (m) 9.30
Depth to upper deck (m) 4.70
Load draught, average (m) 3.70
Displacement (tonnes) 952
Deadweight (tonnes) 279
Gross tonnage / Net tonnage (register tons)
632 / 223
Carrying capacity (tonnes) 130
Main engines:

    - Main engine number, power (Bhp each)
1*800
    - Main engine model
8NVD 48A-U
    - Speed of rotation (r.p.m.)
300
Auxiliary diesel generators:

    - Diesel engine number, power (Bhp each)
3*150
    - Speed of rotation (r.p.m.)
750
    - Engine model
6NVD 24 (6ChN 18/22)
    - Generators number, power (kW each)
3*100
    - Generator model
SSED 409-8 (GSS 103-8M)
    - Rated voltage (V)
390
    - Current type
AC
Emergency diesel generator:
    - Diesel engine power (kW)
n/a
    - Speed of rotation (r.p.m.)
n/a
    - Engine model
n/a
    - Generator power (kW)
n/a
    - Generator model
n/a
    - Rated voltage (V)
n/a
    - Current type
AC
Emergency lighting:
     - Storage batteries number, capacity (Ah each) 6*60
     - Voltage (V) 24
Fish processing plant capacity:
    - Frozen fish (tonnes/24 hrs)
12
    - Salted fish (tonnes/1 hr)
4.5
    - Fish preserves (cans/1 min) 22
Refrigerated cargo spaces number, total cubic capacity (cub. m) 2*284
Ref. temperatures (C) -18
Refrigerants Ammonia
Derricks number, lifting capacity (tonnes) 3*1.5; 1*2.0
Trawl winch:

    - Type LETr-3
    - Drag force (ton-force)
6.0
    - Pulling speed (m/min)
60
    - Rope capacity (m)
1800
    - Rope diameter (mm) 20.0
Diesel oil tanks (tonnes) 137
Heavy fuel oil tanks (tonnes)
n/a
Fresh water tanks (tonnes)
76
Speed (kn) 12.3
Number of beds for crew 31
Number of units 148
Start of building 1968
Finish of building 1981
Built by     - Volgogradskiy SSZ, Volgograd, USSR
    - Khabarovskiy SSZ im.Kirova, Khabarovsk, USSR
Notices:
        - During construction of a series of vessels of one project, in their design some changes can be made and the above-stated characteristics can be changed insignificantly.
        - The above-stated characteristics are taken on the first vessel in class (source - Fishing industry fleet. Reference book. 1972). In brackets can be shown other variants of the given characteristic.
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