MIR TECHNICAL SPECIFICATIONS

Start Of Construction
May 1985

Delivery Date
December 1987

Builder
Rauma-Repola, Finland
Designed By Rauma Repola Oy Finland And The Pp Shirshov Institute Of Oceanology, Moscow, Russia.

Overhaul
1994 And 2004

Size
Length 7.8 Metres / 25.6 Feet
Width 3.6 Metres / 11.8 Feet
Height 3.0 Metres / 9.8 Feet

Weight
18.6 Tonnes

Service Depth
6,000 Metres / 19,680 Feet
Ocean Trial Depth Mir I - 6170 M / 20,238 Feet
Ocean Trial Depth Mir Ii - 6120 M / 20,074 Feet

Crew
1 Pilot, 2 Observers/Passengers

Pressure Hull, Material
Nickel Steel

Inside Diameter
2.1 Metres / 6.9 Feet

Viewing Ports
Central 200 Mm / 7 ½ Inches Diameter
Side 2 X 120 Mm / 4 ½ Inches Diameter

Manoeuvring
Stern Thruster - Main Hydraulic 9kw
Side Thruster - Hydraulic 2 X 2.5 Kw

Maximum Speed
5 Knots

Power Source
Nickel Cadmium Batteries Oil Filled 100kwh
Dc / Ac Inverter N1 Oil Filled 12 Kwh
Dc / Ac Inverter N2 05 Kwh

Ballast
Soft Ballast Water Tanks/Air Blow 1500 Kgf
Variable (Water) 999 Kgf
High Pressure Pump 1 - 10 L/Min At 6,000m
High Pressure Pump 2 - 03 L/Min At 6,000m

Trim
Water (Fwd / Aft Spheres)
+/- 25 Degrees

Payload
290 Kgs / 640 Lbs

Life Support
246 Man Hours

Emergency Systems
Nickel Drop Shots
350 Kgs / 775lbs
Emergency Life Support System Jettisonable: Manipulators, Thrusters, Lower Battery Box, Rescue Buoy

Hydraulic Systems
Number One 12kw
Number Two 5 Kw
Number Three 0.5 Kw (Emergency)

Navigation Systems
Lbl Acoustic Positioning
Gyro Compass
Long Distance Sonar Echo Sounder 1000 M / 3280 Feet
Speed Log

Observation
Acoustic Imaging Sonar 250 Metres / 820 Feet
Tv Cameras - Pal, Ntsc
Still Cameras - 35 Mm - 70 Mm
HMI Lights - 1200 Watt (Each Submersible)
Halogen Running Lights
Plus Ability To Add Lighting And Camera Packages

Research
Data Acquisition System - 12 External Sensors
Two Identical Hydraulic Manipulators With 7 Degrees Of Movement
Slurp Gun, Geological Tubes, Biological Nets, Water Bottles

Communication
UQC Telephone, VHF Radio

MIR Brochure

MIR_sub.pdf (Requires Acrobat 547k)