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FM200 Suppression Systems
Historically, the most widely used Halon 1301 replacement, FM200™ provides waterless fire suppression without leaving behind residue or particulate, and has been installed in over one hundred thousand applications in more than 70 nations.
WHAT IS FM-200™?
FM-200™ (HFC-227ea) is formed from the elements carbon, fluorine and hydrogen (CF3CHFCF3-heptafluoropropane). The primary extinguishing mechanism of FM-200™ is heat absorption, with a secondary chemical contribution from the thermal decomposition of FM-200™ in the flame.
FM-200™ fire suppressant (HFC-227ea) can be safely used where people are present.
When used at standard design concentrations, it is safe for occupied spaces. FM-200™ leaves no residue. Most common metals, such as aluminum, brass, steel, cast iron, lead, stainless steel, and copper, as well as rubber, plastic, and electronic components, are unaffected when exposed to FM-200™ (HFC-227ea)
PHYSICAL PROPERTIES
Chemical Name | Heptafluoropropane (CF3CHFCF3) |
Molecular Weight | 170.03 |
Boiling Point @ 760 mm Hg | 3.9°F (-15.6°C) |
Freezing Point | -204°F (-131.1°C) |
Critical Temperature | 215°F (101.7°C) |
Critical Pressure (psia) | 422 psia (2912 kPa) |
Critical Volume (ft3/lbm) (cc/mole) | 0.0258 (274) |
Critical Density (lbm/ft3) | 38.8 (621 kg/m3) |
Specific Heat, Liquid (BTU/lb-F°) @ 77°F (25°C) | 0.283 (1.184 kj/kg/°C) |
Specific Heat, Vapor (BTU/lb-°F) @ constant pressure of 1 ATM @ 77l F (25l c) | 0.1932 (0.808 kj/kg/°C) |
Heat of Vaporization (BTU/lb) at Boiling Point | 57.0 (132.6 kj/kg) |
Thermal Conductivity (BTU/h ft°F) of Liquid @ 77°F (25°C) | 0.040 (0.069 w/m°C) |
Viscosity, Liquid (lb/ft/hr) @ 77°F (24°C) | 0.443 (0.184 centipoise) |
Vapor Pressure (psia) @ 77°F (25°C) | 66.4 (457.7 kPa) |
Ozone Depletion Potential | 0 |
Estimated Atmospheric Lifetime (years) | 31 - 41 |
LC50 (Rats; 4hrs - ppm) | >788,000 |