What class is a CO2 fire extinguisher?
Class B Fires
Use for Class B Fires. What types of fires can be extinguished with carbon dioxide (CO2) fire extinguishers? Class B fires which involve flammable liquids and gases, solvents, oils, greases (excluding cooking oils/greases in depth) tars, oil-based paints and lacquers.
What class fire is CO2 used for?
Class B liquid fires
CO2 fire extinguishers are designed for Class B liquid fires & safe to use on live electrical. Class B fires that can be extinguished with a carbon dioxide extinguisher include flammable liquids and gases, solvents, oil, greases (excluding cooking oils/greases), tars, oil-based paints and lacquers.
What are a B and C fires?
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….Fire Extinguisher Ratings.
| Rating | Pan Size (sq ft) | Gallons of Heptane |
|---|---|---|
| 40-B | 100.0 | 125.0 |
What are the 5 classes of fire extinguishers?
5 Types of Fire Extinguishers
- Class A Fire Extinguishers. Class A fire extinguishers are safe for use on ordinary combustible fires, like those fueled by paper or wood.
- Class B Fire Extinguishers.
- Class C Fire Extinguishers.
- Class D Fire Extinguishers.
- Class K Fire Extinguishers.
What is the difference between a B1 and B2 fire extinguisher?
You can use water, or a Class A fire extinguisher, to put out this type of fire. Class B fires, on the other hand, have a flammable liquid fuel source, like gasoline. The number after the B, for example a B1 or B2 extinguisher, indicates the capacity of the extinguisher.
What is the size of a fire extinguisher?
There are four standard sizes of fire extinguisher for the home: stove-top, 2-pound, 5-pound, and 10-pound . Each size is best suited to a different part of the house. Stove-top sizes can be mounted over the stove, although they should not be used with deep fryers – the can cause the fire to spread by splattering grease.
How much does a fire extinguisher weigh?
Fire extinguishers are further divided into handheld and cart-mounted (also called wheeled extinguishers). Handheld extinguishers weigh from 0.5 to 14 kilograms (1.1 to 30.9 lb), and are hence, easily portable by hand. Cart-mounted units typically weigh more than 23 kilograms (51 lb).
What is the CO2 fire extinguisher pressure?
CO2 in a fire extinguisher has it’s own vapour pressure. Which in a closed unit like a fire extinguisher is about 750 to 800 psi at 70 degrees F. So basically if there is ANY CO2 present, you have pressure.
What does CO2 extinguisher mean?
Definition – What does Carbon Dioxide Fire Extinguisher mean? A carbon dioxide (CO 2) fire extinguisher is a portable, active fire protection device that works by expelling carbon dioxide onto a fire.
