Specifications

GENERAL:

Type:

1 Atmosphere, dry-type submersible

Builder:

DMS-Unit (Dutch Marine and Submersible Unit)

Designer:

DMS-Unit (Dutch Marine and Submersible Unit)

Classification:

Designed and build acc. to IMO rules and Class

Certification:

Lloyds Register / RINA

Weight:

2300 kg.

Payload:

200 kg.

Depth – Smartsub:

Max. 50 metre

Depth – Smartsub Pro:

Max. 200 metre

Speed above water:

5 knots

Speed submerged:

5 knots

Range:

40 Nautical miles

Crew:

1 pilot and 1 passenger

 

DIMENSIONS:

Length:

4.20 metre

Width:

2.25 metre

Height:

2.17 metre

H. Pressure hull length:

2.25 metre

H. Pressure hull width:

1.80 metre

Entrance hatch diameter:

0.55 metre

Hulls L x W x H:

2 hulls: 4.23 x 0.67 x 0.79 metre

 

HULL CONFIGURATION:

HPV Passenger cabin:

47 mm composite, epoxy resins (reinforced with E-glass and foam). Sandwich Construction

Hulls & Exostructure:

17 mm epoxy resins (reinforced with E-glass)

Window/dome:

45 to 47 mm Acrylic Lucite glass. Diameter. 1.70 metre

 

PROPULSION:

Main thrusters:

2 x 0.9 kW – 1.3 hp. Voltage 48 V.

Vertical thrusters:

3 x 0.4 kW – 1 hp. Voltage 48 V.

Operational endurance:

8 hours+ (depending on profile)

Control:

Joystick based control

 

ELECTRICAL:

Type of battery:

Gel Traction Cells

Volt battery capacity:

48 V - 400 Ah

Number of batteries:

24 cells + 1(emergency package)

Recharge time (full recharge)

11-14 hours

 

LIFE SUPPORT:

Type:

Oxygen system with CO2 scrubber

Life support safety time endurance:

36 hours (72 hours optional)

Main air:

3 cylinders x 15 litre @ 200 bar (3000 psi)

Reserve air:

1 cylinder x 15 litre @ 200 bar (3000 psi)

Main Oxygen:

1 cylinder x 15 litre @ 200 bar (3000 psi)

Spare/emergency Oxygen:

1 cylinder x 15 litre @ 200 bar (3000 psi)

Oxygen supply:

Computer controlled by special regulators

Oxygen monitoring:

3 independent sensors

Carbon dioxide removal:

Computer controlled by CO2 filter cartridges (Calcium hydroxide)

Carbon dioxide monitoring:

4 independent sensors

Monitors

O2, CO2, temperature, humidity, barometric pressure, depth, gas pressures, water temperature, scrubber counter

 

BUOYANCY CONTROL SYSTEM:

Water inlet:

Electric - air water controlled with buoyancy

Water outlet:

Electric - air water controlled with buoyancy

Monitoring:

Flow gauges

Number of electric bilge pumps:

4

Buoyancy control submerged

Electronic automatic levelling/balance system with vertical thrusters, electrically controlled

 

SAFETY SYSTEMS:

Electrical:

Backup battery:

Independent power supply for vital systems

Water sensors:

Pressure vessels with water sensors for leakage

Warning systems:

Visual and audible warning systems for all systems

Life support:

 

Total life support reserve:

36 hours (72 hours optional) and 3 hours extra Oxygen supply (extra safety support device)

Extra safety support system:

Manual operation possible

Buoyancy control:

 

Warning system:

Visible and audible warning at max. depth

Maximum depth failovers:

Fully autonomous electronic system for surfacing if max. depth is exceeded. Extra manual mechanical operation possible

Drop weight:

Extra emergency system. Drop weight with non-electric operation, purely manual

Climate Control:

 

Power consumption:

 

Water extraction:

 

External safety features:

 

Emergency ascent lever:

This lever can be operated by a diver to surface the sub

External hatch unlock:

The hatch can be unlocked from the outer side

 

EMERGENCY EQUIPMENT:

 

First aid kit

 

Sub tool kit

 

Manual location buoy

 

Emergency life support kit

 

Fire extinguisher

 

EPIRB

 

COMMUNICATION:

Submerged:

Wireless underwater communication apparatus

Surfaced:

VHF radio (interfaced to GPS)

 

NAVIGATION & INFORMATION:

 

Clock

 

Barometer

 

Hygrometer

 

Thermometer

 

Depth gauge

 

Depth sounder

 

GPS

 

Fluxgate compass & magnetic compass

 

Motion sensor (pitch and roll)

 

Gyro meter

 

Pinger

 

Xenon strobe with pressure and light sensor

 

OPTIONAL EQUIPMENT:

 

High-resolution colour imaging sonar

 

Multi-beam sonar

 

Gripper arm

 

High-definition cameras (digital still or video)

 

USBL (ultra short baseline) – underwater

 

Acoustic positioning

 

Etc.

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