What is a 30b fire extinguisher?
Dry Powder Fire Extinguisher 6.0kg
Suited for commercial and industrial buildings. Used on Class A Fires – Wood, Paper and Plastics, Class B Fires – Flammable Liquids, Class C Fires – Flammable Gases and Class E Fires – Energised Electrical Equipment.
What size is my fire extinguisher?
Portable fire extinguishers are rated for the size of fire they can put out. For Class A fire extinguishers, this number ranges from 1 to 40, and for Class B, the rating is from 1 to 640. You can find this rating on the label. 2A:10B:C is the label you’ll find on a standard 5-lb ABC fire extinguisher.
What is a size 1 fire extinguisher?
Class A size ratings range from 1 to 40. This tells you the water equivalency. 1 equals 1¼ gallons of water, so in this example, 2A means the extinguisher can put out a fire just as effectively as 2½ gallons of water. Class B size ratings range from 1 to 640.
What is a 20 B fire extinguisher?
The B:C rating is equivalent to the amount of square footage that the extinguisher can cover, handled by a professional. 20 B:C = 20 square feet of coverage. 3. C indicates it is suitable for use on electrically energized equipment.
What is the difference between 5BC and 10BC fire extinguisher?
In our tests, the 10BC units discharged only a fraction of a second longer than the 5BC, hardly “twice” anything. The 10BC, on average, discharged only 25% more fire suppressant than the 5BC.
What are the ratings for fire extinguishers?
Fire extinguishers are classified by fire type. The A, B, C rating system defines the kinds of burning materials each fire extinguisher is designed to fight. The number in front of the A, B, or C indicates the rating size of fire the unit can extinguish.
How do you determine how much fire extinguisher you need?
Factors that determine the requirements include: Size and layout of the room: The square footage of a building and its layout will determine the number of fire extinguishers needed. For example, NFPA code states that there should be no more than 75 feet between fire extinguishers.
What does 2A 10bc mean?
A fire extinguisher that is rated 2A:10 BC means it has a fire fighting capacity equivalent to: 2.5 Gallons of Water and 10 Square Feet for a BC Type Fire.
What does ABC mean for fire extinguishers?
Dry Chemical Extinguishers come in a variety of types. You may see them labeled: • “DC” short for “dry chem” • “ABC” indicating that they are designed to extinguish class A,B,and C fires, or • “BC” indicating that they are designed to extinguish class B and C fires.