"Ayan" type seagoing tug
design 730


LIST OF VESSELS 



Length OA (m) 32.50
Length BP (m) 29.40
Breadth extreme (m) 8.04
Molded breadth (m) 7.62
Depth (m) 4.10
Load draught, average (m) 2.85
Displacement (tonnes) 340
Deadweight (tonnes) 89
Gross tonnage / Net tonnage (register tons)
239 / -
Main engines:

    - Steam-engines number, power (Bhp each) 1*500
    - Main engine model
PM-2
    - Speed of rotation (r.p.m.)
160
Shaft generator:
    - Shaft generator  model
n/a
    - Shaft generator number, power (kW each)
n/a
    - Speed of rotation (r.p.m.)
n/a
    - Rated voltage (V)
n/a
    - Current type
n/a
Harbour diesel generators:

    - Diesel engine number, power (Bhp each)
n/a
    - Speed of rotation (r.p.m.)
n/a
    - Engine model
n/a
    - Generators number, power (kW each)
n/a
    - Generator model
n/a
    - Rated voltage (V)
n/a
    - Current type
n/a
Auxiliary engines:

    - Steam-engines number, power (Bhp each) 1*17.5 (1*50)
    - Speed of rotation (r.p.m.)
600
    - Engine model
PMV-6 (PMV-11)
    - Generators number, power (kW each)
1*10 (1*30)
    - Generator model
MP 543-1/2 (MP 544-2/31)
    - Rated voltage (V)
115
    - Current type
DC
Emergency diesel generator:
    - Diesel engine power (Bhp)
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 n/a
Cargo spaces number, total cubic capacity (cub. m) 1*29
Derricks number, lifting capacity (tonnes) 1*0.2
Tug winch:

    - Type LPG-2
    - Drag force (ton-force) 5
    - Pulling speed (m/min)
-
    - Rope capacity (m)
250
    - Rope diameter (mm) 30
Diesel oil tanks (tonnes) 0.6
Heavy fuel oil tanks (tonnes) 36
Coal supply (tonnes) -
Fresh water tanks (tonnes)
45
Speed (kn) 10.0
Number of beds for crew 28
Number of units ?
Year of beginning of construction of vessels of this type 1948
Year of the end of construction of vessels of this type 1958
Built by SSZ No.370 "Petrozavod", Leningrad, USSR
Notices:
        - During construction of a series of vessels of one type, in their design some changes can be made and the above-stated characteristics can be changed insignificantly.
        - The above-stated characteristics belong to the vessel "Smirnyy" (source - Tugboats of fishing industry fleet. Reference book. 1985). Other possible versions of the corresponding characteristic can be specified in brackets.
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