- published: 27 Aug 2014
- views: 254491
In this video from the FM Global Know More Risk series, learn about the basic differences of the four types of water-based sprinkler systems: wet, dry, deluge and preaction. To learn more about FM Global learning solutions, visit http://www.fmglobal.com FM Global clients can access additional online training 24/7 at http://training.fmglobal.com
An alarm valve prevents a reverse flow of water from the installation into the fire-pump room, but in case a fire sprinkler is activated (opened) due to fire, the alarm valve will open and permit water flow into the system. Alarm valve prevents a reverse flow of water or air pressure from the installation into the fire-pump room. In case a fire sprinkler is activated (opened) due to fire, the alarm valve will open and permit water flow into the system and a pressure switch gives a signal to activate the fire-pump. There are different types of alarm valves that need to match the fire sprinkler installation – wet pipe system, dry pipe system. Deluge system etc. Almost all alarm valves are listed by a listing authority like VdS, FM, UL etc.
I'm explaining how fire alarm systems work for new technicians or other employees who deal with these systems. This is my 18th video in a string of many Khan Academy-styled lessons. This video introduces how dry sprinkler systems work and how they are monitored by the fire alarm panel.
There's a big fire in the building and suddenly all the sprinklers turn on -- that's not really how works. Let science extinguish this myth. How Fire Burns in Space - http://bit.ly/1OqRB5b Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI Read More: How do sprinklers work? http://www.firesprinklerinitiative.org/advocacy-tools/fact-sheets/how-sprinklers-work.aspx "Contrary to what many Americans think, we are not at greatest risk from fire in hotels or other public places; it is at home, where most of us feel the safest, that we are actually at highest risk of fire." Sprinkler system types http://wiginton.net/pdf/Wiginton-Fire-Protection.pdf "Wet - Wet type systems are the most common type of sprinkler system that is installed. A wet pipe system has water in th...
A wet pipe system has water in the pipes plastic fire sprinkler systems are available cpvc and pex from several specially listed for use is simplest most common type of installation. Wet system valves & trim europe (wet systems) · Viking fire sprinklers systems Easypac riser assemblies oct 15, 2008. Viking group inc wet system manual dd. This fire sprinkler system is cost efficient and mar 15, 2014 wet systems are, by far, the most common protection employing automatic sprinklers attached to a piping apr 30, 2010 components of an. Water will be discharged immediately from an dec 1, 2008 today, many changes and enhancements of automatic fire sprinkler systems wet pipe contain water under pressure in the overhead 30, 2014 a type building that uses system is high rise or office with fe...
Installing permanent sprinklers on roof to protect against wildfire and bushfire. The idea is to be able to wet down all vegetation around house before fire front approaches. These sprinklers can also be used for cooling down house during very hot Summer days, artificial rain.
Vancouver Fire Sprinkler System Inspection & Service http://www.bartecfire.com/sprinkler-repair-service/ Sprinklers provide a vital role in protecting a building from fire. When testing a dry sprinkler system, a technician will simulate sprinkler head activation by opening an inspector’s test located at the farthest point of the system. Another technician will observe the activation of the valve in the mechanical room. Once the valve is activated the trip timing and pressures are recorded before the valve is closed and drained. The cover plate can then be removed and the interior of the valve inspected. If the clapper and seat are in good condition and free of debris the valve can be reset and depressurized. The fire alarm panel is checked to confirm alarm and supervisory signals were rec...
This video describes the arrangement, operation and alarm testing of a wet sprinkler system that uses a riser check valve and water flow alarm. This is one of two typical riser configurations for wet systems.
This shows how fire sprinklers work and just how sensitive and fast they operate when heated up. - This head was dropped so it was decided it should not be installed. Thank you Darren for donating this. Cameras: Casio EXF1 Pro (1200 and 600 FPS)
In this video from the Know More Risk series, learn about the arrangement, operation and alarm testing of a wet sprinkler system that uses an alarm check valve and water flow pressure switch. This is one of two typical riser configurations for wet systems. To learn more about FM Global learning solutions, visit http://www.fmglobal.com FM Global clients can access additional online training 24/7 at http://training.fmglobal.com
A water flow test is just a test to see if all of the fire sprinklers are working. They where testing to see if the fire alarms would go off with in about 90sec. of a sprinkler head bursting. Follow me on Twitter! https://twitter.com/SER_Safety Thanks! :D ©S.E.R. Safety™ 2016 do not copy with out permission
Regular maintenance of your sprinkler system will not only help save lives and protect your property in the event of a fire, but it might also have an impact on your insurance premiums. Watch our video to learn how to maintain your sprinkler system to ensure it will operate effectively in the event of a fire.
Got Corrosion? We have the SOLUTIONS!!!! Internal Corrosion MYTHS: Some municipal water supplies are full of unexplainable corrosion causing mirco-organisms. Steel pipe is not as good as it used to be. Something was introduced to the pipe during installation that is now causing corrosion. The remedy is to replace all pip and add expensive chemicals. Internal Corrosion TRUTHS: Steel rusts when exposed to moist oxygen. Trapping air and introducing fresh oxygenated water is the real problem Effective mitigation requires accurate analyis . Common Knowledge about internal corrosion is erroneous. Western States Fire Protection KNOWS the truth and HAS THE SOLUTION!!! Western States Fire Protection 2005 Lamar Drive Round Rock, TX 78664 (512) 832-8069