FM-200 (HFC-227ea) design concentration for Class A surface fires - 7 %, discharge in 10 s.
Formula
$$ m = V \cdot c \cdot \rho_{FM} $$
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $ρ_FM$ | FM-200 vapour density | kg/m³ | NIST |
Sources
- NFPA 2001 / FSS Ch. 5.
FM-200 (HFC-227ea) design concentration for Class A surface fires - 7 %, discharge in 10 s.
$$ m = V \cdot c \cdot \rho_{FM} $$
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $ρ_FM$ | FM-200 vapour density | kg/m³ | NIST |