How to use a dry powder fire extinguisher

Dry powder fire extinguishers are commonly used in shopping malls, schools, and other public places, as well as factories and other production sites that are prone to fire, and are very common fire extinguishers in daily life. Dry powder fire extinguishers use the principle of asphyxiation, that is, through the dry powder to cover the burning material, in order to isolate the burning material and air contact, so that the burning material can come into contact with the oxygen gradually reduced, and then achieve the fire extinguishing effect. Learning to use the fire extinguisher can help us to better protect ourselves and get out of the fire, this article will introduce the use of the dry powder fire extinguisher method.

Here is the list of contents

• How to use a dry powder fire extinguisher?

• Precautions when using dry powder fire extinguishers

How to use a dry powder fire extinguisher?

In case of fire, you can hand-carry or shoulder the fire extinguisher to quickly reach the source of combustion, in about 5 meters from the burning place, put down the extinguisher. If you are outdoors, you should choose to spray in the upwind direction. Use of dry powder fire extinguishers if the external storage pressure, the operator should hold the gun with one hand, the other hand to lift the storage cylinder on the opening ring. If the storage cylinder is open hand-wheel type, then turn counterclockwise, and rotate to the highest position, then lift the fire extinguisher. When the dry powder is sprayed, quickly aimed at the root of the flame sweep. If the dry powder fire extinguisher used is a built-in storage cylinder or storage pressure type, the operator should first pull off the safety pin on the opening handle, then hold the front nozzle of the spray hose, the other hand will open the pressure handle down, open the fire extinguisher to extinguish the fire. When using a fire extinguisher with an injection hose or a storage fire extinguisher, one hand should always press down the pressure handle and not release it, otherwise, the spraying will be interrupted.

Precautions when using dry powder fire extinguishers

Use ammonium phosphate dry powder fire extinguishers to put out solid combustible fires, should be aimed at the most intense burning spray, and up and down, left and right sweep. If conditions permit, the user can carry the fire extinguisher along with the burning material around the side of the walk, so that the dry powder extinguishing agent is evenly sprayed on the surface of the burning material, until the flame will all be extinguished. The use of a trolley-type dry powder fire extinguisher is the same as the use of a portable dry powder fire extinguisher.

Nanjing Jiayi Fire Technology Co., Ltd. reminds you that the correct use of dry powder fire extinguishers can quickly control the fire and protect the operator's life safety.

Nanjing Jiayi Fire Technology Co., Ltd. is a professional and leading supplier of fire extinguisher equipment in China. We are growing rapidly with high-quality products and competitive prices, doing business all over the world, and have earned a good reputation in the firefighting industry. Our fire extinguishers are kit-marked BSI EN3 certified, using high-quality ABC dry powder, and the pressure gases are nitrogen and helium. The production process strictly abides by national regulations, and our products have obtained international certifications such as ISO, CE, EN3, UL, CCC, CCCF, etc. The quality is guaranteed. Our company provides professional pre-sales consulting service, if you are interested in our products, welcome to contact us for more information about our products, we are waiting for your visit!