Despatch Rules; Maintenance; Inspection And Service; Oxygen Generation - Dräger Oxy K 30 HW Instrucciones De Uso

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Despatch Rules

Hazard regulations apply when this breathing protective device is in
transit.
Breathing protective devices are classified as:
UN 3356 "Oxygen generator, chemical" Class 5.1, packing group
II
Starters of damaged and/or opened and partly used breathing
protective devices must be activated before transit. After cooling
down, the breathing protective device has to be sealed in a plastic
bag. The breathing protective device has to be despatched in an
approved packaging (e.g. Dräger Transport packaging 63 04 511).
The shipment is classified as:
UN 3085, Oxidizing solid, corrosive, n.o.s. (Potassium
Superoxide, Potassium Hydroxide), Class 5.1, packing group I
Please note special regulations for shipping by airfreight.

Maintenance

The user may carry out the following repair procedures himself:
Replacing the indicator window (67 33 647)
Carefully remove the defective indicator window using a screw
driver.
Insert the new indicator window into the indicator housing exerting
slight pressure.
Replacing the pictograph (63 04 598)
(for Oxy K 30 HW)
Remove the defective pictograph, e.g. with a razor blade.
Clean the surface using a degreasing agent.
Affix new pictograph.
Replacing the reflector stripes (63 04 503 and 63 01 996)
(for Oxy K 30 HW)
Remove the damaged reflector stripe, e.g. with a razor blade.
Clean the surface using a degreasing agent.
Affix new reflector stripe.

Inspection and Service

— Daily inspection (see "Daily Inspection" on page 11).
— Observe inspection intervals (see "Service Life Record" on
page 15).

Oxygen Generation

The oxygen required for breathing is supplied by a solid chemical
substance, potassium dioxide (KO
dioxide (CO
) and water vapour (H
2
components of the exhaled air are absorbed by the KO
the chemically-bound oxygen (O
formulas are as follows:
3
O → 2 KOH +
2 KO
+ H
/
O
2
2
2
→ K
2 KOH + CO
CO
+ H
O + heat
2
2
3
2
3
→ K
2 KO
+ CO
CO
+
/
O
2
2
2
3
2
KO
is both O
source and CO
2
2
Alternating between inhalation and exhalation, the breathing air flows
from the breathing bag through the KO
exchanger and then back again. A volume-controlled valve controls
the volume in the breathing bag.
), which reacts with the carbon
2
O) in exhaled air. These two
2
to release
2
) in KO
. The simplified reaction
2
2
+ heat
2
+ heat
2
absorber at the same time.
2
cartridge to the heat
2

Technical Data

Ambient conditions
Temperature for storage and –31
o
transport (not for use)70
C for max. 24 hours
o
Lowest temperature for use 0
Relative humidity up to 100 %
Ambient pressure 700 to 1300 hPa
Volume of breathing bag >6 litres
CO
content
2
in breathing gas <2.0 % by vol.
in breathing gas at the end
of the operating period max. 3.0 % by vol.
Operating period conforms
to DIN 58 639
(35 L/min tidal minute volume)30 minutes
Operating period
when breathing is steady
(10 L/min tidal minute volume)120 minutes
Inhalation/exhalation resistance
at 35 L/min 5.0 mbar
at 35 L/min at the end of the operating period max. 7.5 mbar
Temperature of inhaled gas
conforms to DIN 58 639 (dry breathing gas)max. 55
Weight
Oxy K 30 HW
unopened (incl. wall holder)about 3.5 kg
during useabout 2.2 kg
Oxy K 30 HS/HS KD
unopenedabout 2.8 kg
during useabout 2.2 kg
Dimensions (W x H x D)
Oxy K 30 HW227 x 265 x 118 mm
Oxy K 30 HS/HS KD 210 x 260 x 105 mm
Storage subject to normal storage conditions:
10 years (see "Ambient conditions" on page 13).
o
C to 50
o
C
C
o
C
13
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Oxy k 30 hsOxy k 30 hs kd

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