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DATASHEET SEMICLOSED REBREATHER
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Siebe Gorman NEMBA
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Date: 9
January 2005 |
NEtherlands Mixed gas Breathing Apparatus
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Database semi closed rebreathers by:
J.W. Bech
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Manufacturer |
Siebe Gorman |
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Model |
NEMBA |
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Land of origin
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UK |
Production for Dutch Gov. |
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Design year |
1970 (?) |
Design by Dutch
Marine |
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Special Note:
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User group
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Military |
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Magnetic
caracteristics |
Confom Stanag 1097,
1131 |
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Part no: |
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Working principle |
Constant Mass Flow |
By restriction |
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Gas type |
Nitrox standard Nato
mix |
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Gasmix Nato type |
% Oxygen |
% Nitrogen |
Flow |
Worktime |
Depth |
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B |
60 |
40 |
4,3 |
176 |
24 m |
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C |
40 |
60 |
8 |
95 |
24-42m |
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D |
32,5 |
67,5 |
12,8 |
59 |
42-54 m |
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Intended use |
Mine disposal |
All parts designed
in non-magnetic materials |
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Dimensions LxWxH |
780 x 465 x 200 mm |
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Device weight |
37 kg |
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Buoyancy in water |
Approx 400 N |
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Usage time |
59/95/176 min |
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Max depth |
54 mtrs |
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Used material for housing/backplate |
Reinforced glasfibre |
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Pressure reducer |
Membrane type |
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Connection reducer – bottles |
G 5/8” (?) |
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Supply pressure |
200 bar, minimum 30
bar |
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Metering |
4,3/8/12,8 l/min |
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Manual bypass |
Yes |
“omloopklep” |
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Pressure gauge |
0 – 200 bar |
Manometer is
magnetic and has to be removed for mineclearing |
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Cylinders |
2 x 2,65-2,7 litre |
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Cylinder material |
Aluminium |
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Cylinder charging pressure |
200 bar |
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Cylinder thread |
G 5/8” |
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Valve |
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Designed for gasmix |
B,C,D Nato |
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Co2 absorption cartridge capacity |
3 Kg Protosorb |
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Co2 absorption cartridge rechargeable |
Yes |
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Co2 absorption cartridge storage |
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Co2 absorption cartridge storage |
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Connections Co2 cartridge |
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Absorption time |
3 hours |
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Grade |
4-8 mesh Tyler |
2,4 – 5 mm |
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Breathing bag material |
Sturdy cotton fabric |
Rubber on one site |
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Volume |
Inhale 2,5 ltr
Exhale 3 ltr |
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Relief valve |
Range 4 – 28 cm WK |
3,92 – 27,45 mbar
adjust. |
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Mouthpiece |
Valve type |
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Operating temperature |
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Magnetic signature |
Stanag |
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Colour |
Black |
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Worn |
On the back |
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FFM attached |
Yes |
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Extra info: |
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Additional information: |
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Email address owner: |
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If you have any information to add this sheet please mail it to
jw.bech@quicknet.nl
References to source and names will always be added! |
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Info found: |
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Origin:
http://www.therebreathersite.nl
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Info: |
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Many thanks to Martin Bakker helping me
to find the original manual! |
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