CONSTRUCTION: PROPULSION - ENGINE AND GEARS

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office@silent-yachts.com Specifications Silent 55 2018-10 page 1

General Specifications

CONSTRUCTION:

• Light weight glass sandwich composite construction, carbon reinforced

• Resin infusion and vacuum bagging for strong and lightweight structure

• High quality and osmosis free Vinylesther resin with high interlaminar shear strength

• Sophisticated highly torsion resistant hull and bulkhead structure

• Watertight bulkheads, sealed floor-sections and collision-compartments for ultimate safety

• Foam sandwich structure of boat acts as thermal and sound insulation

• Interior furniture acts as reinforcing light weight structure

• Complete boat in gelcoat laminate surface

• Built as standard in accordance with CE regulations. USCG on request.

PROPULSION - ENGINE AND GEARS

• 2 x 30 kW high efficiency motors

• Cruising speed 6-7 kts, top speed approx. 11 knots

• High-efficiency propellers on turnable saildrives – commercial version

• Engine controls and control panels at inside and outside helm

• Access to engine- / technical-compartments via c and /or via stern entrance

• Engine-compartments ventilation: natural aeration and forced extraction

• Generator-, engine- and technical compartments sound protected

• LED-light in each technical compartment

• 2 x 300 L fuel tank for range extender

• Equipment includes:

- Filtration: pre-filter, water-separator and filter

- Fuel cut-out remote control

- Fuel filler, aeration

- Electric reading gauges on chart table

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STEERING EQUIPMENT

• 2 rudder blades with stainless steel rudder shaft (except with turnable saildrives)

• Epoxy tube for rudder bearings

• Self-aligning upper and lower bearings

• Hydraulic steering system (except with turnable saildrives)

ENERGY PRODUCTION AND STORAGE

• 30 high-efficiency solar-panels with ~10 kWp in total for propulsion and household

• MPPT solar charge regulators

• Range-Extender 22 kW @ 48 V

• Lithium Batteries 48 V, 70 kWh

• 24 V service batteries with 50 A charger

• Charger 80 A for 48V Batteries

• Inverter 15 kVA - sufficient for all standard household appliances

• Charge-, consumption- and capacity controls for all electric circuits

PLUMBING

• All hoses and pipes are marine grade

• Fresh water:

- 500 L fresh water tank (1000 L as option)

- Fresh water circuit including pressure pumps

- electric boilers for all showers / sinks

- 1 hand shower on stern platform (H/C)

Waste water:

2 x waste water tank with electric macerator pump

• Drainage circuit:

- Self-draining cockpit as per CE standards

- Automatically activated electric bilge pump in each watertight compartment

ELECTRICITY

• Fuses and interrupters for 12, 24 and 48 V DC and 230 V AC (US Version 110 V)

• All wiring with tin-coated copper cables of marine grade

• All cables labelled and numbered and mounted on rails

• All lights high quality LED

• Main switchboard for battery level, fuel-, water- and blackwater-levels, navigation lights

• Shore-power connection with fuse

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INTERIOR

Layout Versions

• VERSION 3/3: 1 full-width (>7 m) VIP-cabin in the front, 2 VIP-cabins with en-suite bathrooms

in the hulls (= 3 cabins, 3 bathrooms)

Other optional variations:

• VERSION 4/3: port-side 2 twin- or double-bed cabins sharing 1 bathroom, starboard 1 VIP-cabin

with en-suite bathroom, 1 full-width (>7 m) VIP-cabin in the front with en suite bathroom and

walk-in-locker (= 4 cabins, 3 bathrooms)

• VERSION 4/4: 2 double-bed cabins with en suite bathrooms in the front, 2 VIP-cabins with en-

suite bathrooms in the hulls (= 4 cabins, 4 bathrooms)

• VERSION 5/3: 4 twin- or double-bed cabins (2 in each hull) sharing 2 bathrooms, 1 full-width

(>7 m) VIP-cabin in the front, (= 5 cabins, 3 bathrooms)

• VERSION 6/4: 2 double-bed cabins with en suite bathrooms in the front, 4 twin- or double-bed

cabins (2 in each hull) sharing 2 bathrooms (= 6 cabins, 4 bathrooms)

Alll bathrooms incl. sink, electric toilet and separate shower.

All cabins either with double bed or two single beds.

Other versions on request

General Interior

• Headroom in the cabins, bathrooms and corridors 2.04 m

• Headroom in the front-cabin 2,00 m, front-cabin bathrooms /walk-in-closet 2,04 m

• Headroom in the saloon / kitchen: 2.09 m

• Large portlights in all cabins

• Natural aeration and forced aspiration-system in all cabins / bathrooms

• Interior furniture built in light weight materials covered with real wood veneers

• Thermal insulation for excellent room climate

• All walls lacquered or covered with wood, vinyl leather or Alcantara optic materials

• Standard interior with mix of modern maple, teak, white wine or other veneers with white

lacquered surfaces and colored floors.

• Other Interior veneers like Wengé, Palisander, Oak, Mahogany, Aniegre and Décor Materials are

also standard. Special veneers and leathers on request

• Hand rails in inox, optionally covered with leather

• All cabin- and bathroom doors in light weight material, high quality, soft closure

• Door-locks with high quality “anti-rattle” mechanism, all drawers soft closure

• Port lights and deck hatches in “flush deck” design and CE approved

• All steps with anti skid surface, LED courtesy-lights

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Saloon

• Vast panoramic saloon of ~ 40 m² - headroom: 2.09 m

• Sliding saloon door and sliding window– opens at full saloon-width

• Sliding window on the stb. side

• Sliding door and sliding windows transform the closed saloon into an open cockpit-area

• LED lights

Inside Helms-Position and Chart Table

• Helm-position with steering, engine-controls and -displays, compass

• Large instrument console for electronic equipment

• 2 x 230 V (US 110 V) socket, 2 x 12 V sockets

• Helms-seat for two persons (~120 cm wide)

• 360° view from the helms-position

• Vast storage underneath with ~120 cm long drawers

Saloon Lounge Area

• “L” shaped sofa with comfortable cushions, could serve as bed

• Dining table for 8 persons

Pantry

• “U” shaped kitchen with acrylic stone worktop

• Sink in stainless steel

• 230 V (US 110 V) sockets on the worktop

• Induction cook-top (4 plates)

• Fridge or side-by-side fridge/ freezer (depending on version)

General Cabins

• 1 large double bed or 2 single beds with slatted base

• Maritime mattresses in PU-foam with varied densities for greater comfort and restful sleep (140

mm thick), anti-mite, anti-fungus, antibacterial, hypoallergenic

• Storage under the bed, accessible from the side or from the top

• Hanging lockers and lockers with shelves, storage boards (depending on version)

• 2 x 230 V (US 110 V) sockets, 12 V and USB socket

• LED-ceiling-lights and reading lights back side of the bed

Front VIP-Cabin - Additionally to the above mentioned features

• Full-width cabin > 7 m wide

• 1 large double bed 200 x 180 with side access with slatted base

• Vast storage area on the bridgedeck alongside the bulkhead

• Bathroom on port-side with large vanity-table, large shower and 230 V plugs

• Walk-in locker on starboard with extensive hanging lockers, desk, large mirror and lockers with

shelves

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Bathrooms

• En-Suite Bathroom in “Version 3 VIP”, “Version 2/2 + 2 VIP” and “Version 4/4”

• Sink / basin with mixer tap (H/C)

• Locker under / above the sink / basin and other locker for various items

• Upper cabinet with mirror

• Non-skid flooring

• Accessories like towel holder, soap-dispenser, paper-holder

• Electric toilet

• Separate shower (H/C) with acryl door in each bathroom

• Storage-shelf and seat in shower

• 230 V (US 110 V) socket

• LED spotlights

Master Bathroom (in the 3 VIP-Cabins version)

Additionally to the above mentioned features

• Generous bathroom

• Large “king-size” shower

• Large sink / basin

• Additional mirror and lockers

Deck

Transoms

• Shower (H/C) in starboard transom

• Inox handrails

• 1 swimming ladder at transom step

• L-bench at the salon-walll with cockpit table for 8 persons

• All voids are accessible for ropes, fenders, cushions etc.

• Stairs to flybridge

Engine- / Technical Compartments

• Access through liftable stairways

• Sufficient space for generator and all other technical components

• Space for a motorbike, watertoys etc. (only on “cruiser”-version)

• Sound-protected, LED-light, 230 V socket

Foredeck

• 2 deck-hatches for access to forward storage-compartments

• 1.500 W electric windlass (10 mm chain)

• Composite longitudinal compression-beam, comfortable trampolines made of UV-resistant heavy

duty mesh

• backrests on the trampoline

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Flybridge

• Central helm console for engine controls and navigation equipment

• moulded U-shaped sofa with table

• sun-beds with fllipable backrests

• Fixed solar-roof (optionally retractable)

Deck fittings

• 10 mooring cleats total (2 x stern, 2 x mid-ship, 1 x bow on each hull)

• 2 pad-eyes to attach the lifelines

• 630 - 900 mm inox stanchions with inox handrail

• Pulpit in stainless steel, bow seats with teak

Exterior decoration

• Silent-Yachts logo on sides of coach roof, Model name on each hull

US SPECIFICATIONS

For boats sold in USA only

• 110 V electrical panel, 110 V sockets

Dimensions

Length overall 16.70 m / 54.8´

Length waterline 16.52 m / 54,2´

Beam overall 8.46 m / 27.7´

Draft 0.64 m / 2.1´

Slenderness ratio (Lwl/Bwl) 10.08

Light displacement (EC) 17,2 tons

Water 500 L

Waste-water 475 L

Fuel 2 x 300 L

Standard engines 2 x 30 kW e-motors

CE Certification A: 12; B: 12; C: 16; D: 20

This document is non contractual. We reserve the right to modify specifications or components according to class and flag state rules.

iYacht GmbH: yachtdesign & engineering Mag. Michael Köhler: technical- and layout-concept