Diesel Fire Pump Fuel Tank Capacity

The exact code reference from nfpa 20 2010 edition is provided below.

Diesel fire pump fuel tank capacity.

Nfpa 20 fuel tank arrangement the fuel tank is sized for 5 07 liter kw 1 gal hp plus 10 5 for expansion and 5 for sump. Tank capacity us gallons dia. Naffco certified primary containment tank offers you a reliable solution for your fuel storage requirements related to fire pump diesel engine applications as required by nfpa 20. The fuel tank shall be reserved exclusively for the fire pump diesel engine.

To satisfy a design condition of 2500gpm 80psi the diesel will also have to be in the 200hp range. Sffeco diesel tanks and flammable fuel storage tanks are built with precision and superior quality materials for strength performance durability and reliability. Made from stainless steel or carbon fiber sffeco tanks are compliant with ul 142 nfpa 30 nfpa 30a nfpa 31. These limits are published on the installation and operations i o data.

Once the horsepower is known a fuel tank can be selected. Exceeding these limits can cause poor performance fuel pump failure and lack of fire protection. There shall be one fuel tank per engine. The 2016 edition of nfpa 20 the standard for the installation of stationary pumps for fire protection adds new requirements to ensure that good quality fuel is available to diesel engine driven fire pumps.

Diesel fuel tank size for fire pumps guidance for the sizing diesel fuel tanks is quite straight forward due to the prescriptive requirements of the code. The i o data for each engine gives a minimum size for supply and return fuel line size. See how we can help you in your home or business for life. Just take your engine hp x 1 10 and the result in gallons is the minimum required diesel fuel storage tank size.

In buildings that are not equipped with enough power to supply an electric motor a diesel fire pump may be utilized. One gallon of fuel capacity is required per horsepower plus an additional volume to provide room for thermal expansion. Therefore nfpa 37 applies for the fuel tank for the fire pump as it is considered to be part of the installation of the internal combustion engine. Image courtesy of canariis corp.

Pentair offers a wide variety of products from pool and spa equipment water filters water pumps and spray nozzles. A fuel storage tank with the capacity to hold 1 gallon of fuel per horsepower plus an additional volume to provide room for thermal expansion is required.