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Dry Chemical Powder Fire Extinguisher
DRY CHEMICAL POWDER FIRE EXTINGUISHER
Class B Fires : Fires involving flammable liquids & liquefiable solids like Solvents, Petrol, Diesel, Paints, Rubber, wax, lac & all volatile liquids.
Class C Fires : Fires involving flammable gases, liquefied flammable gases and electrical equipments / systems.
Available Capacity : 2 kg, 3 kg, 4.5kg, 6.5kg, 9kg, 22 kg
DRY CHEMICAL POWDER FIRE EXTINGUISHER
- Standard dry powder extinguishers
- Fires involving burnable solids, like paper, wood, and textiles (‘class A’ fires)
- Fires involving burnable liquids, like gasoline, diesel, and paint (‘class B’ fires)
- Fires involving burnable gases, like fuel and alkane series (‘class C’ fires)
- Electrical fires involving electrical instrumentality up to 1000v
SPECIALIST DRY POWDER EXTINGUISHERS
- Fires involving the burnable metal, Li (L2 powder extinguishers only)
- Fires involving all different burnable metals (M28 powder extinguishers only)
DO NOT USE DRY POWDER FIREPLACE EXTINGUISHERS FOR
- Fires involving vegetable oil, like chip pan fires (‘class F’ fires)
- Fires involving electrical instrumentality over 1000v
- Fires in boxed in areas
- Fires involving burnable metals UNLESS it’s a specialist dry powder asphyxiator
HOW TO ESTABLISH A DRY POWDER FIREPLACE EXTINGUISHER:
- BLUE colored label stating ‘Powder’
- Ought to be known by Associate in Nursing asphyxiator ID sign fastened near – ‘Powder Extinguisher’
HOW DRY POWDER FIREPLACE EXTINGUISHERS WORK
Dry powder fireplace extinguishers smother fires by forming a barrier between the fuel and also the supply of O.
As they are doing not cool the fireplace, there’s a tiny low risk of re-ignition.
PROS AND CONS OF DRY POWDER FIREPLACE EXTINGUISHERS
Pros : work on most styles of fire; they suppress fires terribly quickly; specialist dry powder extinguishers area unit the sole extinguishers that employment on burnable metals.
Cons : slight danger of the fireplace re-igniting; once discharged, the powder will adjoin an outsized space departure a residue; will obscure vision once discharged and may be indrawn if utilized inboxed in areas.
WHO WANTS DRY POWDER FIREPLACE EXTINGUISHERS?
Dry powder fireplace extinguishers area unit ideal for open or out of doors environments with the danger of many different types of the fireside, particularly those involving chemicals, fuel, or vehicles. Examples include:
- Garage forecourts
- Large, business boiler rooms
- burnable liquid storage facilities
- giant workshops
- Fuel tankers and different vehicles
Whilst dry powder fireplace asphyxiators do extinguisher electrical fires involving instrumentality underneath 1000v, we have a tendency to advocate conjointly having carbonic acid gas extinguishers reachable wherever there’s this type of fireside risk, like in a very team room, or wherever electrical heaters area unit used.
HOW TO USE A DRY POWDER FIREPLACE EXTINGUISHER
Dry powder fireplace extinguishers the way to take away the protection pin Removing a security pin In all cases, foremost take away the protection pin to interrupt the anti-tamper seal, and stand well back from the fireplace.
Remember – don’t use dry powder extinguishers in boxed in areas.
USING THE EXTINGUISHER
- Aim at the bottom of the fireplace and move the jet quickly backward and forwards
- For electrical fires: cut the facility if it’s safe to try and do, therefore, then direct the jet of powder straight at the fireplace