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Extended Duration Breathing Apparatus (EDBA) Instructor Reference Guide - February 2018, Version 1.0

@

NARU_Education

www.narueducationcentre.org.uk

Dräger Personal Safety
System (PSS) 7000

The Dräger PSS 7000 is a self-contained, two staged, open circuit,
positive pressure, compressed air breathing apparatus set which
conforms to EN136, EN137 & EN144.

S

elf-contained                

T

wo-stage

O

pen-circuit

P

ositive
pressure

C

ompressed

A

ir

B

reathing 
apparatus

Component parts: 

Back plate assembly.

Harness and cylinder bracket
arrangement.

Hose lines.

Reducer.

Lung Demand Value.

Facemask.

Bodyguard 7000.

Cylinder valve and cylinder
of compressed air.

Notes

Dräger PSS 7000 SCBA Set, conforms
to EN137 and to the requirements of
EC Council Directive 89/686/EEC,
BSEN 133. 

The equipment is CE Mark Approved
and is issued with an EC Type Examination
Certificate: CE0359.

Dräger FPS 7000 (facemask) conforms
to EN136.

Dräger Compressed Air Cylinder Valves
conform to the EN144; CE0589.

D

R

Ä

G

E

R

 (

P

S

S

7

0

0

0

1.0

NH

S

 A

M

BU

LANCE S

E

R

V

IC

E

B A I   G U I D E

N A R U   E D U C A T I O N   C E N T R E

01

Summary of Contents for PSS 7000 Series

Page 1: ...g apparatus Component parts Back plate assembly Harness and cylinder bracket arrangement Hose lines Reducer Lung Demand Value Facemask Bodyguard 7000 Cylinder valve and cylinder of compressed air Notes Dräger PSS 7000 SCBA Set conforms to EN137 and to the requirements of EC Council Directive 89 686 EEC BSEN 133 The equipment is CE Mark Approved and is issued with an EC Type Examination Certificate...

Page 2: ...sembly consists of three elements The Adjustable Shoulder Yoke S Short M Medium L Long The Waist Belt Pivot Slide Assembly improves the weight distribution and manoeuvrability for the wearer The Back Plate With these three elements the back plate works on the Bergen principle of transferring 2 3 of wearers weight onto the waist belt Conforms to EN 137 2006 Ergonomically designed 02 Anti Entangleme...

Page 3: ... in length 1 25m then a small knot the 4 75m Side handles incorporated into the back plate moulding channels for hose lines enables easy carrying even with a cylinder fitted An anti entanglement strap is fitted between the cylinder and back plate to eliminate the risk of entanglement by closing the gap between the cylinder and backplate Extended Duration Breathing Apparatus EDBA Instructor Referen...

Page 4: ...wn shoulder straps locates into the associated slot in the base of the back plate and is secured using a retention peg An adjustable chest strap is fitted with a trident buckle Pivoted and sliding waist harness with a pair of adjustable pull forward waist belt straps S shaped stainless steel anti static anti slip buckles Push in quick release trident buckle which is moulded with Dräger name facing...

Page 5: ...ulfment test requirements of EN137 and other material nylon and panotex Hose retaining flaps are made from double coated neoprene polyester plus a reflective outer printed with a photo luminescent pattern and blue Dräger logo Extended Duration Breathing Apparatus EDBA Instructor Reference Guide February 2018 Version 1 0 NARU_Education www narueducationcentre org uk DRÄGER PSS 7000 1 0 Cylinder Att...

Page 6: ...perates between 11 16 bar and dumps 400 l min The dual pressure port medium and high pressure feeds the warning whistle unit WWU which activates at 55 5 bar and sounds at 90dBA At the outlet end of the hose is a female quick release coupling QRC that is used to attach the male coupling of the lung demand valve LDV Dual High Pressure Port Fitted to this port is the unique dual function hose assembl...

Page 7: ...end face of the plunger The HP air then again begins to enter the medium pressure chamber repeating the cycle Consumption of air from the cylinder s reduces the available pressure and at a pre set pressure the compression spring in the whistle activation mechanism retracts the HP plunger from its sealing seat releasing air from the medium pressure chamber and into the whistle activation chamber A ...

Page 8: ... inhaling then begins to exhale the diaphragm pivot levers and sealing cone retract This cycle repeats as the wearer begins to inhale Dual hose 200 300 bar from the reducer to the Bodyguard Inside the outer EPDM rubber hose assembly that attaches to the Bodyguard is a fine bore copper capillary tube that is coil wound around a multi strand length of phosphor bronze wire The capillary tube and wire...

Page 9: ...onnectors covered by protective caps Supplementary Air Supply Extended Duration Breathing Apparatus EDBA Instructor Reference Guide February 2018 Version 1 0 NARU_Education www narueducationcentre org uk DRÄGER PSS 7000 1 0 N H S A M B ULANCE S E R V I C E BAI GUIDE N A R U E D U C AT I O N C E N T R E 09 Male Connector Female Connector ...

Page 10: ...ctivate exhalation valve 4 2 to 5 7 m bar Has a type A push in connector to the face piece P connection Able to deliver 500 LPM Lung Demand Valve 10 Red Green button reset close circuit Black button depress for supplementary air supply Once connected to the front port of the facemask the LDV can rotate accommodating changing orientations of the wearer In addition the medium pressure connection to ...

Page 11: ...AT I O N C E N T R E 11 Harness Ergonomically shaped and easy to lock in place Double facemask seal Inner sealing line combined with an external sealing surface for highest safety Inner mask Available in different sizes Connector Different connector variations with backward compatibility to existing systems Visor Made of very durable polycarbonate with anti scratch coating Mask body Ergonomically ...

Page 12: ...es on dead air space which prevent the build up of carbon dioxide and condensation forming inside the mask Three sizes of oro nasal inner mask 1 2 3 Additional Features Robust push to connect design which allows 360 rotation of lung demand valve LDV 5 point spider head harness with stainless steel buckles to secure the mask around the wearers head 12 There are two sizes of spider harness small and...

Page 13: ...7000 1 0 N H S A M B ULANCE S E R V I C E BAI GUIDE N A R U E D U C AT I O N C E N T R E 13 Weighs approximately 600g NOTE Silicone facemasks do not have CBRNE type approval BS 8468 1 and must not be worn at these incidents Silicone facemasks can however be worn when deploying in GTS to a CBRNE incident Oro nasal mask Stand by Button FPS 700 Face Mask 9 ...

Page 14: ... Automatic Distress Signal Unit ADSU numeric display The Dräger Bodyguard 7000ET Electronic Tally is an electronic monitoring unit which provides continuous monitoring of personal information and operational status of the Dräger PSS 7000 self contained breathing apparatus and conforms to EN137 Bodyguard 7000 14 Button activated manual Distress Signal Unit DSU Operation of running man A backlight f...

Page 15: ...ter unit connects to the HP outlet of the pressure reducer of the SCBA Yellow marking band indicates telemetry enabled Dual High Pressure Port Fitted to this port is the unique dual function hose assembly that incorporates the in line whistle warning unit high pressure activated medium pressure operated and a high pressure HP contents gauge for the monitoring of the air pressure in the compressed ...

Page 16: ...as Tight Suit mode by pressing the left hand button when this symbol appears NOTE THE BODYGUARD IS NOT TO BE SET TO GTS MODE UNLESS AN EXTERNAL DSU IS WORN 16 Hose cable assembly to electronic pressure transmitter module Digital cylinder pressure reading Right hand button Tally key Blue Red Green Radial segments pressure timing Left hand button Time to whistle Blue Red Distress alarm button Non Op...

Page 17: ... N A R U E D U C AT I O N C E N T R E 17 Nickel Metal Hydride Battery Module The PSS7000 BA set comes with two battery options the rechargeable power pack or the AAA power pack Rechargeable Power pack a single rechargeable 7 2 Volt Lithium Polymer battery pack Cylinder Excessive flow valve filter Carbon wrap 300 bar in line valve Aluminium liner Protexal anti corrosion layer Glass wrap Final resin...

Page 18: ...s applied to the surface of the cylinder which provides a smooth easily cleaned surface Conforms to EN12245 2009 Weight of cylinder pack approx 12kg 20 year life Hydro testing required every 5 years Twin cylinder packs consist of two compressed air cylinders aligned and secured in tandem onto a central support strut by a pair of stainless steel straps The valves can be either ratchet or non ratche...

Page 19: ...r Label Cylinder Valve Turn anti clockwise to open Pull out and turn clockwise to close Spring loaded ratchet system preventing accidental shut down Anti debris tube containing 80 micron sintered bronze filter The Dräger Valves conform to EN144 In line and right angled cylinder valve Constructed of chrome plated marine brass Glass filled nylon hand wheel Excessive flow valve filter Cylinder Label ...

Page 20: ...nce improve energy efficiency and protect consumers workers and the environment They complement European and national policies and make it easier for businesses and other actors to respect relevant legislation One European Standard replaces 34 national standards The Members of CEN are the National Standardisation Bodies of 34 European countries including all the member states of the European Union...

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