Table of Contents
Which pumps are used in fire fighting system?
Centrifugal pumps are most commonly used in fire protection systems, these include: horizontal split case, horizontal end suction, vertical turbine and vertical in-line. These pumps are commonly powered either by an electric motor or a diesel engine.
How does a fire fighting pump work?
Fire fighting pumps work when the sprinkler system detects a drop in pressure below a set threshold, which happens when the sprinklers detect heat. In other fire sprinkler systems, the fire hose reels or other equipment are opened, which drops the pressure in the main.
What is a multi stage fire pump?
Definitions. Multistage Multiport Pumps: 3.3. 44.11* A multistage multiport pump is a single-driver pump with multiple impellers. These impellars operate in series where the discharge from each impeller, excluding the last impeller, is the suction for the next impeller.
How many pump are there in fire pumping system?
Depending on the hazard class, sprinkler systems may be required to be supplied with water from two independent sources, using either one or two fire-fighting pumps. If two pumps are used, two independent energy sources may have to be provided, depending on the applicable regulations.
How many types of fire fighting pumps are there?
Types of pumps used for fire service include: horizontal split case, vertical split case, vertical inline, vertical turbine, and end suction.
What is 2 stage pump?
A two-stage pump has two suction impellers operating side by side. The operator must decide if he wants volume or more pressure by selecting a switch on the pump panel. The decision to use single-stage pumps is common in 75 percent of the current apparatus purchases. Training is also a factor in using a two-stage pump.
What are the three major types of fire pumps?
Types of Fire Pumps
- Horizontal Split Case. The horizontal split case fire pump is the most common type for commercial buildings.
- Vertical Split Case. The vertical split case fire pump is similar to the horizontal split case pump, but they take up less space because they’re vertical.
- Vertical In-Line.
- Vertical Turbine.
What kind of fire pump is spp approved?
As the first company to achieve fire pump approval and listing by the Loss Prevention Certification Board (LPCB) SPP Pumps has more approved and fire pump listed equipment than any other manufacturer, now including the FM approved Multi-Stage Multi Outlet (MSMO) Pumps.
How are fire pump packages built and tested?
Our fire pump packages are delivered complete and ready for installation, incorporating pumps, drivers, control systems and pipework all in a single container. Designed, built and tested at our factory, these packages are effective and fully functional the first time and every time.
What is the NFPA for fire fighting pumps?
With pumps with flat curves for constant performance enabling them to be used in all fire applications including NFPA compliant projects. Fire Fighting pumps conform to AS 2941-2013, API 610 11th Ed, NFPA 20, FM/UL.
What kind of power does a fire pump use?
SPP Pumps is the world’s leading specialist manufacturer of quality fire protection pump packages. Fire pumps are part of an applications water supply and are powered by electricity, diesel or steam.