Chemical clean agent fire suppression systems

Chemical clean agent fire suppression system

Technical data sheets

Unit 36-38

APD Industrial park

Elsecar street, Kya Sand

South Africa

Tel: +27 (0)11 708 0160

[email protected]

www.redg.co.za

HFC 227 ea

FK-5-1-12

mailto:[email protected]

http://www.redg.co.za/

https://www.google.com/url?sa=i&rct=j&q=&esrc=s&source=images&cd=&ved=2ahUKEwiUwMDQ_7bjAhXEAWMBHQwpBSwQjRx6BAgBEAU&url=https%3A%2F%2Fwww.inventec.dehon.com%2Fen%2Fchemicals%2Fformulation-d-aerosols%2F17%2Fnovaspray-hfc-227ea%2F239.html&psig=AOvVaw2iavS0Fh5kVluiHXAtyYXq&ust=1563282586021057

Chemical clean agent fire suppression systems

Red G – Chemical clean agent fire suppression systems – data sheets

Section I - Table of contents

Section Description Page No

I Table of contents 2

II HFC 227 agent specification and physical properties 3

III FK-5-1-12 agent specification and physical properties 4

IV

Chemical gas cylinders – 16L





5

6

7

8

9

V Chemical gas cylinder valves DN 33 and DN 50 10

VI Pressure monitoring devices 11

VII Actuators for gas cylinder valves 12

VIII 33mm High pressure flexible discharge hoses 50mm High pressure flexible discharge hoses

13

IX Nozzles – 360 degree 14

X Nozzles – 180 degrees 15

XI Cylinder mounting straps 16

XII Cylinder pipe clamps 17

XIII Warning signage 18

XIV General arrangement 19

XV Hydraulic design calculation – HFC 227ea 20-21

XVI Hydraulic design calculation – FK-5-1-12 22-23



Section II - HFC 227 Agent specification and physical properties

DESCRIPTION 1. Characteristics and uses – HFC 227 ea (P/N REDHFC227) General Extinguishant HFC 227ea shall comply with the specification according to Table 1. HFC 227ea is a colourless, almost odourless, electrically non-conductive gas with a density approximately six times that of air. The physical properties are given in Table 2.

HFC 227ea extinguishes fires mainly by physical means, but also by some chemical means.

Table 1 — Specification for HFC 227ea

Property Requirement

Purity 99,6% by mass, min.

Acidity 3 x 10 -6 by mass, max.

Water content 10 x 10 -6 by mass, max.

Non-volatile residue 0,01 % by mass, max.

Suspended matter or sediment None visible

Table 2 — Physical properties of HFC 227ea

Property Unit Value

Molecular mass - 170

Boiling point at 1,013 bar (absolute) a oC -16,4

Freezing point oC -127

Critical temperature oC 101,7

Critical pressure bar abs a 29,26

Critical volume cm3/mol 274

Critical density kg/m3 573

Vapour pressure bar abs a 3,90

Liquid density kg/m3 1 410

Saturated vapour density kg/m3 31,035

Specific volume of superheated vapour m3/kg 0,1374

Chemical formula CF3CHFCF3

Chemical name Heptafluoropropane a 1 bar = 0,1 Mpa = 10 5 Pa; 1 Mpa – 1 N/mm2



Section III - FK-5-1-12 Agent specification and physical properties

DESCRIPTION 2. Characteristics and uses – FK-5-1-12 (P/N FG-FK5112) General Extinguishant FK-5-1-12 shall comply with the specification according to Table 3. FK-5-1-12 is a clear, colourless, almost odourless, electrically non-conductive gas with a density approximately 11 times that of air. The physical properties are given in Table 4. FK-5-1-12 extinguishes fires mainly by physical means, but also by some chemical means

Table 3 — Specification for FK-5-1-12

Property Requirement

Purity 99,9% by mass, min.

Acidity 3 x 10 -6 by mass, max.

Water content 0.001 by mass, max.

Non-volatile residue 0,03 % by mass, max.

Suspended matter or sediment None visible

Table 4 — Physical properties of HFC 227ea

Property Unit Value

Molecular mass - 316,04

Boiling point at 1,013 bar (absolute) a oC 49,2

Freezing point oC -108

Critical temperature oC 168.66

Critical pressure bar abs a 18.646

Critical volume cm3/mol 494,5

Critical density kg/m3 639.1

Vapour pressure bar abs a 0,3260

Liquid density kg/m3 1,616

Saturated vapour density kg/m3 4,3305

Specific volume of superheated vapour m3/kg 0,0719

Chemical formula CF3 CF2C(O)CF(CF3)2

Chemical name Dodecafluoro-2-methylpentan-3-one a 1 bar = 0,1 Mpa = 10 5 Pa; 1 Mpa – 1 N/mm2



Section IV - Chemical gas cylinders

P/N FG-CYL16 16 L Refillable Welded Steel Gas Cylinder – Fill range 8.0kg to 18.0kg

Outside diameter 254mm dia 1 Shell Min. 4mm 2 Top Domed End Min. 4mm 3 Bottom Domed End Min. 4mm 4 Valve thread 2.5” – 12UN-2B 5 Foot ring Min. 3mm Regulation 2010/35 TPED + ADR Pneumatic test pressure Min. 6 Bar Design and manufacturing code EN13322-1 Design pressure Max. 46 Bar Test pressure 69 Bar Design Temperature -20 / + 65 deg Celsius



Section IV - Chemical gas system cylinders







Outside diameter 315mm dia (+_2) 1 Shell Min. 4mm 2 Top Domed End Min. 4mm 3 Bottom Domed End Min. 4mm 4 Valve thread 3” – 12UN-2B 5 Foot ring Min. 3mm Regulation 2010/35 TPED + ADR Pneumatic test pressure Min. 6 Bar Design and manufacturing code EN13322-1 Design pressure Max. 46 Bar Test pressure 69 Bar Design Temperature -20 / + 65 deg Celsius





Outside diameter 405mm dia 1 Shell Min. 4mm 2 Top Domed End Min. 4mm 3 Bottom Domed End Min. 4mm 4 Valve thread 3” – 12UN-2B 5 Foot ring Min. 3mm Regulation 2010/35 TPED + ADR Pneumatic test pressure Min. 6 Bar Design and manufacturing code EN13322-1 Design pressure Max. 46 Bar Test pressure 69 Bar Design Temperature -20 / + 65 deg Celsius



Section V - Chemical gas system valves

Cylinder Valves DN33 P/N FGF2050003

• Seat diameter – 33mm

Article no. Inlet thread Outlet thread Burst discs Gauge port? Dip tube connection

F2050003 2,5”-12UN-2A 1 7/8”-12UN-3A 60bar* yes 1,5”-16UN

VDS, UL, FM APPROVED

Cylinder Valves DN50 P/N FGF2060004

• Seat diameter – 50mm

Article no. Inlet thread Outlet thread Burst discs Gauge port? Dip tube connection

F2060004 3”-12UN-2A 2,5” -12UNJ 60bar* yes 2,125”-16UN




Section VI - Pressure monitoring devices

Monitoring Devices

Special patented thread connection which enables to assemble and disassemble the gauges even under pressure

without causing any leakages.

Pressure Gauge with Switching Contact (Type F053)

Part no. Pressure range Switching point Switching type*

FGF0530015 0-60bar 22,5bar Normally open (NO)



Section VII - Chemical gas system actuators

P/N COF1120004 – Electrical Actuator

for P/N F2050003 and F2060004 valves

– VDS, UL, FM APPROVED

Technical Data:

power supply 24VDC +/- 4VDC

power consumption 12W

current 0,5A

P/N COF0150007 – Reset tool for Electrical Actuator COF1120004

- VDS, UL, FM APPROVED

P/N COF1120011 - VDS, UL, FM APPROVED

Pneumatic Actuator P/N F2050003 and F2060004 valves

pilot pressure: pmin. = 20 bar at max. cylinder pressure 360 bar

Connections: 2 x G1/8"



Section VIII - High pressure discharge hoses

Discharge Hose DN33 (P/N KDFM056)

Discharge Hose – 2 1/2" 12UN (female, turnable) to G 2" (male)

Part-no. Length “L”

KDFM056 510mm

Adaptor - Included

• For orientation of tubes with 90°-ellbow

Discharge Hose DN50 (P/N KDFM057

• Pwmax – 70bar

• Nominal wide – 50mm

Discharge Hose – 2 1/2" 12UN (female, turnable) to G 2" (male)

Part-no. Length “L”

KDFM057 600mm

Adaptor - included

• For orientation of tubes with 90°-ellbow



Section IX - Discharge Nozzles – 360 degrees

360 deg NOZZLES: The required orifice diameter has to be determined by our specialized design software

and drilled out to the calculated orifice size.


article

application nozzle bores external sizes orifice

Chemical gas

bore

diameter thread 360°

nozzle

cross

section height

wrench

size

orifice

diameter

working pressure b t d h w a

bar mm mm mm² mm mm mm

F0036015 90 Ø15 G 1/2” 8 x Ø5,4 183,2 36 30 3 – 12

F00360020 90 Ø20 G 3/4” 16 x Ø5 314,2 46 38 4 – 16

F00360025 90 Ø25 G 1” 16 x Ø6,3 498,8 55 45 6 – 20

F00360032 90 Ø32 G 1

1/4” 16 x Ø8 804,2 64 50 8 – 25

F00360040 n.a. Ø40 G 1

1/2” 24 x Ø8,2 1267,4 77 60 10 – 32

F00360050 n.a. Ø50 G 2” 24 x

Ø10,2 1961,1 94 80 12 – 40



Section X - Discharge Nozzles – 180 degrees

180 deg NOZZLES. The required orifice diameter has to be determined by our specialized design software and

drilled out to the calculated orifice size.


article

application nozzle bores external sizes orifice

Chemical gas

bore

diameter thread 360°

nozzle

cross

section height

wrench

size

orifice

diameter

working pressure b t d h w a

bar mm mm mm² mm mm mm

F00180015 90 Ø15 G 1/2” 5 x Ø6,7 176,3 36 30 3 – 12

F00180020 90 Ø20 G 3/4” 9 x Ø5 317,3 46 38 4 – 16

F00180025 90 Ø25 G 1” 9 x Ø8,4 498,8 55 45 6 – 20

F00180032 90 Ø32 G 1

1/4” 9 x Ø10,7 809,3 64 50 8 – 25

F00180040 n.a. Ø40 G 1

1/2” 14 x Ø10,7 1258,9 77 60 10 – 32

F00180050 n.a. Ø50 G 2” 14 x Ø13,4 1974,4 94 80 12 – 40



** the required orifice diameter has to be calculated by a suitable flow calculation software or method!!!

Section XI - Cylinder mounting straps

CYLINDER STRAPS Cylinder straps are used to secure the cylinder in place. Two per single cylinder system or a single row in a multiple cylinder system. The straps must be connected into unistrut which is secured to any structurally solid surface. Anchoring into plaster or any other facing material is not acceptable. DESCRIPTION Cylinder Straps are made of Stainless Steel. All mounting hardware is supplied by the system installer. M10 mild steel bolt and nut included for assembly.

Part Number Cylinder size Cylinder O/D

FG-CLMP01 16L and 28L 254mm dia.

FG-CLMP02 51L and 81L 315mm dia.

FG-CLMP03 142L 405mm dia.



Section XII - Cylinder pipe clamps

2 PIECE PIPE CLAMPS

Supplied as a one-piece including fastener

Body and screw - galvanised steel (EG)

Design load of 200kg (safety factor of 5)

Suitable for distribution pipework

Part Number

Overall Diameter

Bolt size mm

Material Thickness (mm)

RED001 (1/2”) M6 x M 20 1.6

RED002 (3/4”) M6 x M 20 1.6

RED003 (1”) M6 x M 20 1.6

RED004 (1 ¼”) M6 x M 20 1.6

RED005 (1 ½”) M8 x M20 2

RED006 (2”) M8 x M20 2



Section XIII - Warning signage

Safety signs shall be installed at all entrances to chemical gas system protected areas and manual operation points

P/N REDFM09 (HFC 227ea)

P/N REDFK09 (FK 5 1 12)

Manual release chemical gas system caution signage

To be installed at any chemical gas system manual release

point

Door caution signage

To be installed at the entrance to every Chemical Gas protected area.

CAUTION!

This area is protectedby a gaseous fireextinguishing system

When alarm soundor upon gas dischargeevacuate hazard area immediately.

After discharge do re-emter untilthoroughly ventilated

NOT

CAUTION!

This area is protectedby a gaseous fireextinguishing system

When alarm soundor upon gas dischargeevacuate hazard area immediately.

After discharge do re-emter untilthoroughly ventilated

NOT

P/N REDFM08 (HFC 227) P/N REDFM08A (FK-5-1-12)



Section XIV - General arrangement for chemical gas systems

A - Discharge hose

B - Electric actuator

C – Valve

D - Pressure monitoring device

E - Cylinder

Pipe Sealant:

Only PTFE tape or SWAK may be used as pipe sealants for the piping and fittings

Piping:

Black Seamless, ASTM A-Grade B

Pipe Fittings:

3000lb steel

All open- ended piping shall be pneumatically tested in a closed circuit for a period of 10 min at 3 bar. At the end of 10 min, the pressure drop shall not exceed 20 % of the test pressure

A

B

C

E

D

-



Section XV - Sample hydraulic flow calculation for HFC 227ea



Section XVI - Sample hydraulic flow calculation for FK-5-1-12

Chemical clean agent fire suppression systems

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