Fire pump selection

Horizontal elbows or tees upstream of a fire pump must be pipe diameters from the suction flange on a split-case fire pump. Pumps must maintain a positive suction pressure at the suction flange. Introducing the new AC Fire Pump selection tool. Select AC Fire Pump is here to help make specific pump selections and give easy access to technical product data, performance curves, dimensional drawings, operational and maintenance manuals all in one easy to use tool.

Centrifugal pump design is the most typical for Fire Pumps and Auxiliary Pumps in modern fire apparatus and its proven design has been used in fire apparatus for well over a century. In a basic centrifugal pump , typically a single casing, water enters through the pump inlet into the center (eye) of the impeller which is spinning on a shaft.

Standards for sizing and selection of fire pumps are governed by NFPA 20: Standard for the Installation of Stationary Pumps for Fire Protection. Armstrong Horizontal End-Suction (HES) fire pumps deploy a heavy-duty bearing frame to provide long and reliable service in an over-hung impeller design. Horizontal split case diesel driven note: Shaded areas indicate pump capacities which can be supplied by end suction fi re pump. Engine selection is based on the most economical engine and pump speed. Other speeds and engine may be available.

With over years of progressive Peerless designing, engineering and manufacturing, our pumps are proven with thousands of single and multiple vertical pump unit installations around the world. Peerless Pump is one of the largest manufacturers of vertical pumps in the industry. How to choose fire pump?

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Serving Fire Fighters For Years! Engineering Your Project: Selecting A Fire Pump. The resulting article explains how to determine whether a pump is needed for a project - and when that determination should be made.

Products are designed from a broad selection of pumps , drives, controls, baseplates and accessories, and pumps include horizontal, in-line, end suction centrifugal, and vertical turbines. An electric-driven pump is easier to design, is easier to maintain on a regular basis, and does not require external fuel to operate the pump. It lends itself to a cleaner and more efficient system.

NAFFCO leads the fire fighting market in Dubai and the Middle East with our selection of fire pumps and controllers. Selection Tool A range of split case pumps with a compact design, available in horizontal or vertical configurations to simplify pump room layout. Our products have been certified to the highest international standards and will provide optimal protection. We even customize our collection of fire pumps and controllers to suit your building. Xylect is a powerful web tool that simplifies and shortens the selection process of Xylem products.

It includes a search function for pumps, product browse and document selection. Xylem Authorized Service Partners can access an extended version of Xylect that includes the phased-out product assortment and product accessories. Please, also remember that the pressure, not only the flow, is the extreme importance at the time of Fire Pump election. The most important thing you can do for your fire sprinkler system is have a fire pump big enough to support the whole building. The fire pump starts when the pressure in the fire sprinkler system drops below a certain set-point.

If one or more fire sprinklers are exposed to heat above their design temperature, and opens, the sprinkler system pressure drops and the pressure switches gives a signal and the duty pump starts. SELECTION OF JET, JETINOX AND JETCOM PUMPS Hs max = m Assume we wish to supply water from a nearby well to a detached home composed of ground floor and first floor.

The installer has informed us that the house has KITCHEN and BATHROOMS. The water level in the well with respect to the pump suction port is located at hs = m. Pump Selection Guide Goulds Pumps. To do this, simply refer to the selection chart on where the full line of Goulds Pumps is listed by pump type.

So for the next step, a driver is selected. Electric motors and diesel engines are the most common choices for fire pump drivers though NFPA-provides guidelines for the use of steam engine drives as well. The following is a pump sizing problem to illustrate the calculations in this article.

You are told to purchase a pump for your manufacturing facility that will carry water to the top of a tower at your facility.