TD340 HC

TD340 HC

TD340 HC

Product catalog summary
Technical Specifications Summary for TURBODRIVE 340 H.C.
Water Pump and Impeller:
  • Type: Three blades, single stage, axial flow.
  • Impeller Diameter: 337 mm at the inlet.
Gear Box and Power:
  • Built-in gear box with No. 25 gear wheels ratio.
  • Max Power Input: 850 HP (625 KW).
Installation and Displacement:
  • Max recommended displacement for planing boats: Single installation - 5.9/7 tons, Twin installation - 14.5/17.4 tons.
Hydraulic Systems:
  • Multi-disc hydraulic clutch for impeller connection/disconnection.
  • Hydraulic actuators for reversing and steering control.
  • Hydraulic power unit includes an oil pump driven by the main input shaft.
Steering and Reversing:
  • Hydraulic steering helm servo pump with independent oil circuit.
  • Reversing system: Castoldi "Twin Duct" type deflector, hydraulically actuated.
  • Steering system: Castoldi balanced steering nozzle, hydraulically actuated.
Weight and Volume:
  • Unit dry weight: 290 kg.
  • Hydraulic weight: 35 kg.
  • Volume of entrained water: 68 liters.
  • Oil volume for water jet: 15 liters of SAE 30 Uni-Grade oil.
Additional Features:
  • B.P.R.: Optional supercharge water intake for slow/heavy boats.
  • Water intake protection: Debris screen grid with hydraulically actuated bars.
  • CLEAR-DUCT SYSTEM: Optional active jet duct clearing system.
Materials and Construction:
  • Impeller shaft: Aquamet 17 stainless steel.
  • Input shaft: 39 Ni.Cr.Mo.3 high-grade steel.
  • Reversing shaft: AISI 316 L stainless steel.
  • Steering shaft: Nitronic 50 HS stainless steel.
  • Impeller: Micro-cast AISI 316 L stainless steel.
  • Impeller housing wear ring: Titanium or stainless steel.
  • Stator blades and deflectors: G.Al.Si.7 marine grade aluminium alloy.
  • Water jet body: G.Al.Si.9 marine grade aluminium alloy.
  • Gear wheels: Surface carbo hardened 18 Ni. Cr. Mo. 5 steel.
Corrosion Protection:
  • Hard anodising treatment on aluminium parts.
  • Three layers of special paint.
  • Cathodic protection with sacrificial zinc anodes.
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Catalog excerpts

TD340 HC-1

Me otte» o' CtSO F«deraton TECHNICAL SPECIFICATIONS Water pump type: Impeller diameter: Max recommended displacement for planing boats: Water jet's impeller disconnecting/connecting Transom angle: Drive shaft rotation: Inspection hatch: Hydraulic actuators: Three blades, single stage, axial flow. With No. 25 gear wheels ratio available. Single installation - 5,9/7 tons Twin installation - 14,5/17,4 tons Built-in multi-disc hydraulic clutch electrically operated : Allows to connect Clockwise looking the input driveshaft Outboard. Allows easy and effective inspection of the water duct, the impeller and the grid at the water intake. All inboard mounted on jet unit integrated bracket for reversing and

 Open the catalog to page 1
TD340 HC-2

- Water pick-up for engine cooling: - Hydraulic power unit and accessories: - Hydraulic steering: - Unit dry weight (including gear box, hydraulic clutch, anodes, levers, water intake, grid, duct, - Hydraulic weight (oil pump, actuators, valves, brackets): - Volume of entrained water: - Water intake protection: - CLEAR-DUCT SYSTEM - Reversing system: - Steering system: - Input flange and compact coupling: steering control. N. 1 version with 5 blades. Incorporates an hydraulic oil pump directly driven by the water jet main input shaft for the water jet power controls of the reversing, steering...

 Open the catalog to page 2
TD340 HC-3

Impeller damper: ■ No. 1 intermediate impeller shaft axial taper roller bearing. ■ No. 1 tail impeller shaft radial roller ■ Input shaft seal: rubber lip seal. ■ Hydraulic or pumps seal, rubber lip ■ Impeller shaft seal: high quality silicon carbide face type mechanical seal. Rubber, water lubricated. Main parts' materials Impeller shaft: Input shaft: Reversing shaft: Steering shaft: Impeller housing wear ring: Steering, reversing and grid Stator blades with nozzle, Water jet body with gear case and impeller housing: against corrosion: Aquamet 17 (17,4 PH) stainless steel. 39 Ni.Cr.Mo.3. high...

 Open the catalog to page 3

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.