JUNE 1, 2013 VERSION 1.0
POLY FLO
We know fire. We know safety. We know you.
Since 1925 Saval is a well known name in fire
fighting. Saval has a worldwide reputation for
fire protection for several types of storage
tanks for flammable liquids. Each type of tank
requires specific protection methods. For tanks
with a floating roof, for over 45 years Saval
delivers the CFI automatic detection and
suppression system. A system that protects
plants worldwide against catastrophic effects
of fire. Saval gladly advises you on the various
possibilities.
Features
a rigid glassfibre reinforced polyester
The Saval polymer tube pneumatic heat
cabinet. The detection circuit is made of
detection system is designed for
special polyethylene polymer tubing,
Saval B.V.
pressurizing by its own independent
manufactured with additives for increased
Huifakkerstraat 22 | 4815 PN Breda | NL
nitrogen supply. The system consists of a
UV radiation resistance and delivered from
P.O. Box 3499 | 4800 DL Breda | NL
nitrogen storage bottle, associated
the coil. Depending on the applied internal
pressure regulator unit and pressure
air or nitrogen pressure the tube bursts at
sales t +31 76 548 70 00
monitoring of both the nitrogen supply
a predetermined temperature. This rupture
service t +31 76 548 72 61
and the heat detection circuit. The system
causes a pressure drop in the detection
f +31 76 541 79 22
is provided with the necessary stop valve
circuit which is monitored by a pressure
systems@saval.nl
and test valve. All equipment is located in
switch.
saval.nl
POLY FLO
Typical applications for these nitrogen
malfunctioning.
based heat detection systems are floating
Quality Assurance and Quality Control.
Saval has an integrated quality control
roof storage tanks, fixed roof storage
Technical data
system in accordance with the
tanks, horizontal drums and vessels,
Nitrogen is stored at an initial pressure of
international standard ISO 9001, which is
flammable liquid transfer pumps, process
200 bar. The contents of the nitrogen
certified by Lloyd’s. This approval
skids etc.
bottle is monitored by a pressure switch
represents the total commitment of the
An alternative system for pressurizing by
set at 50 bar decreasing pressure. This will
entire organisation, not only in the
an uninterrupted supply of plant
enable the plant operator to schedule the
production process but also for design,
instrument air is available as an option.
replacement of the nitrogen bottle in due
administrative procedures and after sales
This system consists of a supply unit
course. The detector circuit pressure is set
service.
containing a pressure regulator and stop
on 5 bar. After a rupture of the tube due to
valve and a monitoring unit at the end of a
local heating the circuit pressure will
Saval's polymer tube pneumatic heat
detection circuit containing a pressure
decrease and a low pressure switch will
detection systems are the best systems
switch and a test valve. Both units are
operate at 2 bar decreasing pressure. The
available for application in moderate
mounted on a stainless steel plate.
primary and secondary side of the pressure
environmental or process conditions and
regulator are provided with safety relief
guarantee an acceptable life with little
Manufacturing
valves. A stop valve in the primary side of
maintenance.
All parts used for the prefabrication of the
the pressure regulator enables the change
control cabinet or control units are made
of the nitrogen bottle without interrupting
of corrosion resistant materials for the
the operation of the system and a test
intended good climatological or chemical
valve is provided in the secondary side for
conditions. All components are selected
check on proper operation of the system.
from high class suppliers, specially
suitable for the intended reliable
Ambient temperature limits of the system:
operation.
minus 30°C to plus 70°C
Corrosion resistance
Operating temperature of polymer tube
The use of corrosion resistant materials
depends on internal pressure:
meets the required demands with regard
100°C @ 5,6 bar
to reliable operation in the moderate
conditions as described earlier.
Maximum length of a tube detection loop:
300 metres.
▪ Restricted chemical resistant
▪ Corrosion resistant
Engineering
▪ Little maintenance
Saval has installed fire detection and
▪ Standard components
protection systems all over the world for
▪ Easy to install
more than 40 years. During this period
▪ For use in hazardous areas
Saval has become the specialist in these
systems specially in the oil and
The Saval polymer tube heat detection
petrochemical industry and LNG
system is purposely designed for moderate
production industry.. Research and field
environmental and process conditions. The
experience gained with the systems has
result is a reliable, rigidly constructed
been used to develop and improve these
system with little maintenance and little
systems. For every application, the Saval
chance of unwanted fire alarms due to
team will offer a custom-designed system.
Storage tank