ABC 40 powder is a combination of Mono-ammonium phosphate and ammonium sulphate On Class A fires the particles fuse and swell to form a barrier which excludes oxygen and prevents re-ignition On Class B fires the powder interferes with the chemical reactions, thus the flame ceases to exist ABC 40 powder is nonconductive and will extinguish Class A (carbonaceous) fires, Class B (flammable liquid) fires and Class C (flammable gas) fires Colour coded labels External CO2 side cylinder
| Make | Britannia Fire Ltd |
|---|---|
| Manufacturer | Britannia Fire Ltd |
| Model code | NRA50 |
| Series | Norfolk Wheeled Range |
| Mounting | Wheeled |
| Extinguishing Agent | Powder |
| Suppression Class | Class A |
| Additional info |
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