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DATASHEET SEMICLOSED REBREATHER
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Dräger TR 75
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Date: 19 December 2004 |
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Database semi closed rebreathers
by: J.W. Bech
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Manufacturer |
Dräger |
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Model |
TR 75 |
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Land of origin |
Germany |
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Design year |
1978 |
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Special Note: |
Successor TR 66 |
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User group |
Fire/Mil |
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Part no: |
T
12450 |
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Working principle
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Metering valve 5l/min |
EAN40 |
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Gas type |
Nitrox |
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Intended use |
Respirator, Surfacing device |
Life Jacket |
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Dimensions LxWxH
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400
x 400 x 200 mm |
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Device weight |
12,5 kg |
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Buoyancy in water |
Approx 170 N |
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Usage time |
70
min |
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Max depth |
75
mtrs |
(
pO2= 3,4 bar)(zero-time 4,5 min!) |
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Used material for housing/backplate |
Deep-drawn plastic |
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Pressure reducer |
Lever-type Z mechanism |
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Connection reducer – bottles |
W21.8 x 1/14” |
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Supply pressure |
200
bar, minimum 16 bar |
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Metering |
5
l/min ± 0.2 l/min |
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Manual bypass |
Min. 60 l/min |
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Pressure gauge |
0 –
300 bar |
Triangle @ 200 bar |
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Cylinders |
2 x
1 litre |
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Cylinder material |
Steel CrMb |
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Cylinder charging pressure |
200
bar |
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Cylinder thread |
W
21.8 x
1/14” |
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Valve |
Lefthanded / righthanded |
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Designed for gasmix |
40%
O2 60%N2 ± 1% O2 |
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Co2 absorption cartridge
capacity |
1
litre soda lime |
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Co2 absorption cartridge
rechargeable |
No |
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Co2 absorption cartridge
storage |
Sealed at factory 2 years |
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Co2 absorption cartridge
storage |
Installed in device 6 month |
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Connections Co2 cartridge |
Dia.
41/M48 x 2 O-ring seals |
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Breathing bag material |
Sturdy cotton fabric |
Rubber on one site |
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Volume |
17
litres |
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Relief valve |
Setting I 25 mbar |
Setting II 80 mbar |
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Mouthpiece |
Valve type |
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Operating temperature |
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Magnetic signature |
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Colour |
Bottles Blue Lung Orange |
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Worn |
On
the chest |
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FFM attached |
no |
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Special test device for metering tests |
T75
Tester |
T12492 |
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Dimensions test device |
240x190x180mm |
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Weight test device |
4,7
kg |
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Pressure gauge |
80
mm |
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Calibration |
Red
mark @ 5 l/min |
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Use only for mix gas |
40/60 O2/N2 |
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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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