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. “BC” indicating that they are designed to extinguish class B and C fires.
What kind of fire is a BC extinguisher good for?
For example, an extinguisher with a BC rating is suitable for use with fires involving flammable liquids and energized electrical equipment. An extinguisher with an ABC rating is suitable for use with fires involving ordinary combustibles, flammable liquids and energized electrical equipment.
What does 3A 40 BC mean?
3A:40B:C. What do the letters mean in the alpha numeric classification? The letter represents the type of fire that can be put out with a particular extinguisher. Fires are given the following classifications: (A) ordinary combustibles.
What is a 40 BC fire extinguisher?
Badger’s regular sodium bicarbonate dry chemical stored pressure fire extinguishers are specifically designed to meet the Class B and C needs of industrial and commercial premises. Suitable for use on class B and C fires.
What do the letters on a fire extinguisher mean?
The letters indicate the type material the extinguisher can be used on; A for combustible solids (paper, wood and trash), B for combustible liquids (gasoline, oil, acetone) and C for electrical equipment. … A 1B rating would extinguish a 2.5 square foot liquid fire and a 2B would extinguish a 5 square foot liquid fire.
How many pounds is a 3 A 40 B C fire extinguisher?
|Net agent weight (Average)||5.5 lb.|
|Unit weight (Average)||9.0 lb.|
|Discharge time||13-15 seconds|
What is the significance of the C in the fire extinguisher rating of 2 A 10 B C?
The letter “C” indicates only that the fire extinguisher uses an agent that doesn’t conduct electricity. Water-based and some foam extinguishers can’t fight Class A or Class B fires involving electrical equipment (thus, no “C” on the label).
What is UL rated 3 A 40 B C?
The 3-A:40-B:C Rechargeable Heavy Duty Plus Fire Extinguisher fights paper, wood, fabric, electrical and flammable liquid fires. Its heavy-duty metal head is designed to exceed demanding needs and can be recharged by a certified professional if used. Includes heavy duty wall mounting bracket to keep product secure.
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.