Technical Data - Dräger PSS BG 4 plus Maintenance Manual

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Technical data

Device characteristics
Dimensions, excl. harness
and breathing hoses
(L x W x H)
Weight
with filled carbon
composite cylinder and
Dräger FPS 7000 RP
with filled carbon
composite cylinder and
Panorama Nova RP
Breathing bag volume
Period of use under
moderate service
1
conditions
Breathing resistance
(at frequency f = 25/min
Breathing cycle volume =
2 l)
Inhalation
Exhalation
Compressed oxygen
cylinders
Oxygen quality
Accuracy of the Sentinel
pressure measurement
Dräger PSS BG 4 plus
23.5" x 17.7" x 7.3"
(595 x 450 x 185 mm)
30.64 lb (13.9 kg)
30.42 lb (13.8 kg)
5.5 l
240 minutes
>0 mbar
<7 mbar
carbon composite/ 2 l /
3000 psi
see chapter 3.3.2 on page 11
±2 % of the final value
Page 31
Ambient conditions
During operation
Minimum permissible
temperature
Maximum permissible
temperature
(when using an
ice pack)
Air pressure
Relative humidity
During storage
Storage temperature
Air pressure
Relative humidity
1 When consuming 30 L/min.
Even if the recommended period of use is exceeded, the closed-
circuit breathing apparatus will operate correctly. Only the tempe-
rature of the inhaled air will increase.
Technical data
23 °F (-5 °C)
Minimum temperature of
5 °F (-15 °C) is permissible if
the closed-circuit breathing
apparatus was stored in a
temperature range of
59 °F to 77 °F
(+15 °C to +25 °C)
when working at moderate
ambient conditions:
For temperatures of up to
104 °F (+40 °C) the period of
1
use is up to 4 hours .
For temperatures of 105 °F to
140 °F (+41 °C to +60 °C) the
1
period of use is 1 hour .
For temperatures of 141 °F to
194 °F (+61 °C to +90 °C) the
1
period of use is 15 minutes
900 hPa to 1200 hPa
0 % to 100 %
23 °F to 77 °F
(-5 °C to +25 °C)
900 hPa to 1200 hPa
30 % to 70 %
Draeger Training 11/16 rev 1
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