CUTTER SUCTION SEA SAND DREDGER VESSEL 

APPLICATION:

The dredger operation area of this dredger mainly is costal area and harbour

The main dredging soil is silt, sandy soil, intermediate fine sand, etc.

MAIN PARAMETER:

LOA: 84 m  ,       Modeled breadth: 18m ,       Molded depth: 5 m,     Scantling draft: 3.5m

DREDGING PERFORMANCE:

Max dredging depth: 30m

Design production capacity:3000 cbm/h

Design discharge distance: 6000m

Clear waterflow of dredge pump:12000 cbm/h

ONE SET OF HYD. CUTTER GEARING

It is installed at the front part of bridge, which is driven by frequency conversion motor,including tooth type cutt cutter,cutter frame,motor,gear box, transmission shaft, suction pipe and swing pallerys of Pand S.

Cutter dia. 2300 mm , 0-30 r/min

ONE SET OF SUBMERGED DREDGE PUMP

Submerged pump is driven by motor, The pump set is composed of motor, reduction box, and submerged dredge pump,which are installed at the front part of bridge

Flow 12000cbm/h,                          Lift:33m                            Speed:275 r/min                   Shaft power:1780 kw

Suction 850 mm                   Discharge dia: 800 cbm

Two sets of inboard dredge pump

Inboard dredge pump is driven by diesel engine, The pump set is composed of engine, reduction box,transmission shaft and inboard dredge pump, which are installed in pump engine room.

Clear water flow: 12000 cbm/h,     Lift: 60m                Speed:310 r /min

Shaft power:300 kw,   Suction dia: 850 mm,       Dishcharge dia: 800 cbm

Two sets of hyd. swing winch.

Swing winch has P AND S types, and the rope is pulled frim the upper part, which makes cutter swing to dredge by swing pulley