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CO2 System

This document provides information on carbon dioxide (CO2) fire extinguishing systems. It discusses CO2 as a proven, cost-effective fire extinguishing agent that is electrically non-conductive, leaves no residue, and has zero ozone depletion potential. It explains that CO2 extinguishes fires through oxygen reduction and cooling effects. While CO2 systems are widely used, safety precautions are required for occupied areas due to risks of asphyxiation. The document also provides specifications for CO2 cylinders and valves from LPG, a manufacturer of CO2 fire protection systems.

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Sigma Mansor
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0% found this document useful (0 votes)
68 views5 pages

CO2 System

This document provides information on carbon dioxide (CO2) fire extinguishing systems. It discusses CO2 as a proven, cost-effective fire extinguishing agent that is electrically non-conductive, leaves no residue, and has zero ozone depletion potential. It explains that CO2 extinguishes fires through oxygen reduction and cooling effects. While CO2 systems are widely used, safety precautions are required for occupied areas due to risks of asphyxiation. The document also provides specifications for CO2 cylinders and valves from LPG, a manufacturer of CO2 fire protection systems.

Uploaded by

Sigma Mansor
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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CO2

Carbon Dioxide
• Contrasting technology and efficacy Proven Technology
• Low refilling cost
• Local application or total flooding application
• Applicable to deep - seated fires
• No residue to clean up after the discharge
• Zero Ozone Depletion Potential
• Electrically non-conductive
• Excellent grade of risk penetration

At atmospheric pressures carbon dioxide (CO2) is


a colourless, odourless and non – conductive gas
capable of penetrating quickly and efficiently the
area to be protected. Its density is approximately
50% greater than the density of air. CO2 is stored
in high-pressure cylinders as liquefied gas.

CO2 has been used effectively for many years, not VdS
only in fire protection but also in other commercial Schadenverthutung
applications. Although the use of CO2 as Vertraven durch Sischerheit
extinguishing agent declined with the introduction
of halons, it is still widely used for fire protection,
specially since Montreal Protocol was introduced
(where bases were established to ban the use of
Halon extinguisher). Agencia Protección Contra
Incendios Ministerio del
CO2 extinguishes fires by physical means according Interior
to two main mechanisms. The first one is by
decreasing the oxygen level inside the enclosure
from 21% to a level below 15%. Most fires are
unable to maintain combustion at such low levels.
The second mechanism is by means of cooling and
heat absorption. VNIIPO
Russian Certification Body
When dealing with the protection of occupied areas,
consideration shall be given to the fact that if CO2
is inhaled, even in low concentrations, it may lead
to asphyxia. Under required safety precautions,
CO2 has been effectively applied for over 50 years
to protect areas such as transformer rooms,
archives, electrical hazards, record stores and
computer rooms. In some countries regulations
ban automatic control of CO2 systems for the
protection of occupied areas.
In other countries it is allowed, as long as the
system and protected area have the relevant safety
devices fitted. Physical Properties
Thanks to their experience in the field of fire
Chemical name:
protection gained through CO2, systems, LPG fire
Carbon Dioxide
extinguishing systems are now installed in more
Chemical formula:
than 40 countries in Europe, America, Asia and
CO2
Africa. Molecular weight:
44.01
LPG range of CO2 systems include two types of Triple point Temperature:
valves fully developed by LPG, approved by the most -55.60 C
renowned independent organizations. Triple point Pressure:
517,8 kPa
LPG 128 valve is fitted on pilot cylinder and allows Liquid density at 20º C:
electrical actuation using a solenoid or pyrotechnical 777 kg./m3
charge. Critical temperature:
31.0º C
LPG 110 valve is fitted on auxiliary cylinders and Critical pressure:
activated using the pneumatic pressure provided 73.82 bar
by pilot cylinder. They offer greater Ńexibility for all Pressure at 21º C:
types of actuation and release systems currently 58.8 bar
in use in the market, even allowing combinations Vapour pressure at 20º C:
of several of them. Incorporated in their design 57.2 bar
protection elements against accidental actuation Maximum filling density:
due to micro leakages. They also allow checking 0.75 kg./l.
and maintenance of all critical elements contained Air relative density:
in a fixed extinguishing system, at the time of 1.5
commissioning and later system preventive Deep seated electrical fire concentration Vol < 57m3:
maintenance, thus preventing the risk of accidental 1.6 kg./m3
discharge. Deep seated electrical fire concentration Vol > 57m3:
1.33 kg./m3
To check for weight loss of the extinguishing agent Archive extinguishing concentration :
in cylinders, LPG has available a charge cellular 61% (2.0 kg./m3)
weighing system, which allows continuous control of Ozone depletion potential:
condition of charge of cylinders containing CO2 . 0
Greenhouse effect potential:
LPG CO2 system and its components are certified by 1
VdS and VNIIPO. Surfacefire design concentration:
34%

LPG FRANCE
Tel.: +33 1 34482030 · e-mail: commercial@lpg-france.fr
LPG PORTUGAL
Tel.: +351 21 9751322/3 · e-mail: lpg.portugal@mail.telepac.pt
LPG FIRE Ltd.
Tel.: +44 1280 821229· e-mail: tnichols@lpg.es
HEADQUARTERS
Mestre Joan Corrales, 107-109 08950 Esplugues de Llobregat LPG TÜRKIYE
- BARCELONA Tel.: + 90 216 561 37 75 · e-mail: lpg@lpgtr.com
Tel.: +34 93 480 29 25 - Fax: +34 93 473 74 92 LPG AMÉRICA LATINA
e-mail: lpg@lpg.es - www.lpg.es Tel.: +598 2 6227840 · e-mail: lpg.uruguay@conectate.com.uy
LPG RUSSIA
EXPORT DEPARTMENT Tel.: +7495 6439958/+34 670 33 96 51 · e-mail: acardoso@mail.ru
Tel.: +34 93 480 29 33 - Fax: +34 93 473 74 92 LPG MIDDLE EAST
e-mail: export@lpg.es Tel.: +966 2 6637017/ +966 2 6637053 · e-mail: lpg@lpgme.com
REALIZADO

REVISADO

APROBADO

REV. 09 03/05
NÚMERO F.TÉCNICA FECHA
013
PRESENTACIÓN Botellas de acero (Cr-Mo) sin soldadura, para contener gases comprimidos, líquidos o disueltos a presión.

CAPACIDAD ROSCAS

5 l.
1" NPT-NGT

13.4 l.
M30 x 1.5 DIN13

26.8 l.
W 28.8-14 DIN477

40.2 l.

R. 1½" ISO 228


67.0 l.

1" NPT-NGT

67.5 l.

75 l.
2½" 12UN 2A 60°

W 28.8-14 DIN477
80 l.

1" NPT - NGT

MATERIAL: Acero Cr-Mo -W 222-BW

COMPOSICIÓN TRATAMIENTO
QUÍMICA PROPIEDADES TÉRMICO
FÍSICAS

C = 0.45% Max. 2
Límite elástico > 77 kg./mm.
Mn= 1.10% Max. Carga de rotura> 88 kg./mm. 2
Si = 0.10% Min. Alargamiento > 12% (Lo=5.65 So)
Templado en aceite y revenido
Cr = 0.70% Min. Resilencia (Charpy V; t=0° C)
2
Mo= 0.12% Min. Media > 6 kg./cm.
P = 0.050% Max. Mínimo > 4 kg./cm. 2

S = 0.050% Max.

CARACTERISTICAS TÉCNICAS
PRUEBA HOMOLOGACIONES. REGISTRO TIPO DENSIDAD MAX.
CAPACIDAD Ø EXT. ±1% ESPESOR MIN. LONGITUD ±10 mm PESO
HIDRAULICA LLENADO kg./l.

R.A.P. ITC-MIE-AP/7

5 l. 140 mm. 3.03 mm. 460 mm. 12 kg. HFC-125


0.93 kg./l.
13.4 l. 140 mm. 3.62 mm. 1060 mm. 20 kg. HFC-227
1.15 kg./l.
250 bar.
26.8 l. 229 mm. 4.8 mm. 940 mm. 43 kg.
SIII:
0.90 kg./l.
40.2 l. 229 mm. 4.8 mm. 1240 mm. 47 kg. R77/01 CO :
2
0.75 kg./l.
67.0 l. 267 mm. 5.6 mm. 1485 mm. 74 kg.
FE-13:
0.85 kg./l.
67.5 l. 267 mm. 4.9 mm. 1450 mm. 68 kg.
solo para
ARGON: 80 l.
75 l. 267 mm. 5.6 mm. 1665 mm. 82 kg.

200 bar. (15°C.)


80 l. 267 mm. 5.6 mm. 1803 mm. 107 kg. 300 bar.
REALIZADO

REVISADO

APROBADO
NÚMERO F.TÉCNICA FECHA

Utilizados como conductos para conducir el sistema de disparo en baterías o como latiguillo flexible para la descarga de cilindros
PRESENTACIÓN
modulares. Son compatibles con cualquier agente extintor gaseoso.

MECANIZADO:

Macho giratorio

Hembra giratoria

Macho fijo

ACERO INOX. AISI-304

CARACTERISTICAS TÉCNICAS
PRESIÓN TEMPERATURA PRESIÓN RADIO
Ø ROSCA - MECANIZADO COD. Nº L(mm) TRABAJO TRABAJO ROTURA CURVATURA MATERIAL TERMINALES

-40°C 240°C LATÓN


160 270 bar 810 bar. 30 mm.

350

580 -40°C 240°C LATÓN


260 bar 780 bar. 30 mm.
700

155

350

-40°C 240°C
300 180 bar 540 bar. 110 mm

210

-40°C 240°C
430 92 bar 380 bar. 145 mm

ROSCA NPT ROSCA DIN477 ROSCA ISO228


REALIZADO

REVISADO

APROBADO
NÚMERO F.TÉCNICA FECHA

PRESENTACIÓN
Utilizados como conductos para vehiculizar la descarga de cilindros en sistemas modulares o centralizados con agentes extintores
que trabajen a altas presiones.

MECANIZADO:

Hembra fija

Hembra giratoria

Macho fijo

CARACTERISTICAS TÉCNICAS
PRESIÓN TEMPERATURA PRESIÓN RADIO
Ø ROSCA - MECANIZADO COD. Nº L(mm) ØTUBO(mm) TRABAJO TRABAJO ROTURA CURVATURA

ROSCA NPT ROSCA DIN477 ROSCA ISO228

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