"Tropik" type fishing freezer trawler

 PHOTOS
LIST OF VESSELS 



  In total 86 units were built at Stralsund from 1962 to 1966. Five trawlers were build for Bulgaria. The lead vessel was transferred to Ghana in 1965.
  Vessels with y/n's 7002, 7003, 7004 were laid by VEB Neptun in Rostok, but comleted by VEB Volkswerft.
  Also in 1965 at Stralsund for GDR were built two modified trawler "Stubnitz" and "Granitz".
Purpose of the vessel:     - pelagic and ground fishing
    - production of frozen fish, fish meal
    - transport of processed cargo to port
Length OA (m) 79.80
Length BP (m) 71.00
Breadth extreme (m) -
Molded breadth (m) 13.20
Depth to upper deck (m) 7.00
Load draught, average (m) 5.20
Displacement (tonnes) 3275
Deadweight (tonnes) 1018
Gross tonnage / Net tonnage (register tons)
2435 / 1070
Carrying capacity (tonnes) 510
Main engines:

    - Main engine number, power (Bhp each)
2*670
    - Main engine model
8NVD 48u
    - Speed of rotation (r.p.m.)
350
Shaft motor-generator:

    - Model GNFD 726/3.5
    - Motor power (kW) 230
    - Generator power (kW) 270
    - Speed of rotation (r.p.m.) 550
    - Motor voltage (V) 220
    - Generator voltage (V) 230
    - Current type DC
Auxiliary diesel generators:

    - Diesel engine number, power (Bhp each)
4*400
    - Speed of rotation (r.p.m.)
500
    - Engine model
8NVD 36
    - Generators number, power (kW each)
4*270
    - Generator model
GCED 723S/5
    - Rated voltage (V)
230
    - Current type
DC
Harbour diesel generators:
    - Diesel engine number, power (Bhp each)
1*150
    - Speed of rotation (r.p.m.)
750
    - Engine model
6NVD 24
    - Generators number, power (kW each)
1*100
    - Generator model
GGB19S
    - Rated voltage (V)
230
    - Current type
DC
Emergency diesel generator:
    - Diesel engine power (Bhp)
112
    - Speed of rotation (r.p.m.)
1250
    - Engine model
4NVD 21
    - Generator power (kW)
60
    - Generator model
GGB15
    - Rated voltage (V)
230
    - Current type
DC
Fish processing plant capacity:
    - Frozen fish (tonnes/24 hrs)
30
    - Fish meal plant capacity (tonnes raw-fish per 24 hrs)
20
    - Fish-liver oil (tonnes raw material per 24 hrs)
3
Refrigerated cargo spaces number, total cubic capacity (cub. m) 2*955
Fish meal hold (cub. m) 86
Fish oil tanks total cubic capacity (cub. m) 30
Ref. temperatures (C) -25
Refrigerants Ammonia
Derricks number, lifting capacity (tonnes) 2*1.5; 2*6.0
Trawl winch:

    - Type -
    - Drag force (ton-force)
12.0
    - Pulling speed (m/min)
60
    - Rope capacity (m)
2000
    - Rope diameter (mm) 26.0
Diesel oil tanks (tonnes) 440
Heavy fuel oil tanks (tonnes) 72
Fresh water tanks (tonnes)
168
Speed (kn) 11.7
Number of beds for crew 78
Number of units 86
Start of building 1962
Finish of building 1966
Built by "Volkswerft VEB", Stralsund, GDR
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 vessel "Roslavl" with hull No.7085 (source - Fishing industry fleet. Reference book. 1972). In brackets can be shown other variants of the given characteristic.
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