Bismarck Expeditions
Worlds Deepest Diving Manned Submersibles
| Nautile (France) | ||
| Owner: | Ifremer, France | |
| Maintained and operated by: | Genavir, France | |
| Commisioning: | 1984 | |
| Working depth: | 6.000 meters | |
| Weight (for a dive to 6.000 meters): | 19,50 tons | |
| Dimensions: | Length | 8,00 meters |
| Width | 2,70 meters | |
| Height | 3,81 meters | |
| Manned sphere: | Crew | 3 |
| Inside diameter | 2,10 meters | |
| Material | Titanium alloy | |
| Portholes | 3 (120 mm in diameter) | |
| Power from lead batteries: | Capacity at 6.000 meters | 37 kWh in 230 V |
| 6,5 kWh in 28 V | ||
| Pitch and trim control adjusted by mercury pump: ± 8° | ||
| Main propulsion: | One adjustable axial thruster | |
| Longitudinal displacement speed | 1,7 knots | |
| Radius of action at 1,5 knots | 7,5 km | |
| Auxiliary propulsion: | 2 vertical thrusters | |
| 1 transversal thruster forward | ||
| 1 transversal thruster aft | ||
| Autonomy (working on seafloor): | 5 hours | |
| Remote manipulation: | 1 manipulator arm with 4 degrees of liberty (+ claw open and close) | |
| 1 manipulator arm with 6 degrees of liberty (+ claw open and close) | ||
| Hydraulic units: | 2 | |
| Communications: | Undersea telephone while diving | |
| VHF transceiver at surface | ||
| Equipment: | 1 altitude sounder | |
| 1 sediment sounder | ||
| 1 panoramic sounder | ||
| 2 colour 3-CDD video cameras | ||
| 2 still cameras with 300 and 600 J flash | ||
| Two 650 W iodine flood lights | ||
| Five 400 W HMI flood lights | ||
| 1 data acquisition and navigation unit | ||
| 1 sampling basket | ||
| Scientific equipment payload: | 200 kg | |
| Safety: | Additional life support | 120 h |
| 9 emergency pyrotechnic devices | ||
| 1 emergency locating device | ||
| Mother Ship: | Nadir | |
| L'Atalante | ||
| Home port: | La Seyne-sur-Mer, France | |
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