What is Fire?

Fire: A rapid – reaction accompanied by the rapid evolution of Heat and light

Requirement for a fire to ignite

  • Material to burn
  • Required heat to ignite Fire
  • Oxygen to burn freely

Requirement for a fire to burn

  • Heat : To raise the temperature to the ignition point
  • Oxygen : Available in Air
  • Material : Something to burn.

Different stages of fire

  • Ignition
  • Inception
  • Small fire
  • Large fire
  • Devastating

Various types of Fire Extinguishers

Water CO2 : 9 ltr, 50 ltrs, 153 ltrs
Mechanical Foam: 9 ltr, 50 ltrs, 153 ltrs
NAF P IV type : 1.25 kg, 2.5 kg, 5 kg, 10 kg
DCP /ABC type: 1 kg, 2 kg, 5kg, 10kg, 25kg, 50 kg,75 kg
Co2 type: 1 kg, 2 kg, 3.2kg, 4.5 kg, 6.8 kg, 9 kg, 22.5 kg, 45 kg

Differrent types of protection systems.

Automatic fire detection / Extinguishing system?
Automatic high velocity water spray/
Emulsifying system

  • Carbon dioxide fire extinguishing system
  • Automatic sprinkler system
  • Wet raiser system
  • Dry raiser system
  • Fixed foam installation
Type of fire Material Extingusher Effectivenes
A Class Wood, Coal, Paper Water, Water CO2 Cooling, Striking
B Class Flammable liquids, diesel, kerosine, benzene, petrol, grease Dry Powder, CO2, Foam, ABC, NAF Blanketing
C Class Inflammable Gas CO2, NAF, DCP / ABC Blanketing Smothering
D Class Metallic Dust like Magnesium, sodium, Potassium Pyromatic powder Blanketing