Internal structure of diesel engine fire pump

EDJ fire pump set is composed of electric pump + diesel pump + jockey pump. The pump set has reasonable layout, firm installation, reliable connection, compact and neat structure, and convenient maintenance. And can run in the case of power failure, suitable for any emergency fire occasions.

When customers choose a fire pump, they must choose the fire pump with the appropriate specifications according to their own needs, so that the fire pump can play its best role. And when choosing a fire pump, you must choose a fire pump produced by a regular manufacturer. Such a fire pump has more quality assurance, and the manufacturer will also provide customers with better after-sales service. When choosing a fire pump, don’t be blinded by those ultra-low-priced fire pumps on the market. Behind the ultra-low price, there are bound to be some quality defects hidden.

Mutistage EEJ Fire Pump Set comprises a combination of two sets electric motor driven pump and jockey pumps that supply for fire suppression systems.

The diesel engine fire pump is usually used as a backup facility, so it will only start automatically when the fire signal comes, and when the electric water pump fails or the power supply is cut off. When it has a device for starting the pump at ultra-low pressure, its matching electric water pump control cabinet should also have a device for starting the pump at ultra-low pressure, and the lower limit of the two pumps should have a certain pressure difference.

Electric fire pumps are widely used in our production and life, such as in water treatment, fire safety and other departments. After the reform and opening up, it is widely used in life and production due to its characteristics of complete sealing, no leakage, and corrosion resistance.

As the name implies, the fire pump is a pump used in fire protection. The fire pump is an imported product. It is divided into different types according to different classification methods. It is fully sealed, leak-free, and corrosion-resistant. It is widely used in environmental protection, water treatment, fire protection, etc. The department is used to pump various liquids, and it is an ideal pump and fire protection system for creating a leak-free, pollution-free civilized workshop and civilized factory. The pump types are similar, but the head and flow are different.

Small flow fire pump assemble process
This is for Philippines order for us, and flow as 50gpm 6bar
Normal use for small shop and hotel project

Fire pump set test mainly tests pressure and flow. In all pump products, pressure and flow and two extremely important parameters. Pressure determines the pumping height or water delivery height of the pump, and flow determines the hourly water output of the pump. In addition. Product power and voltage, as well as environmental testing is also essential.

Local building codes dictate specific requirements for fire pump installation, including minimum flow and pressure, power supply standards, and room construction. Compliance with these codes is essential for the system’s approval and operation.

The diesel engine with right-angle gearbox combination is a high-performance power transmission solution widely used in various industrial applications. It features a diesel engine as the primary power source and a right-angle gearbox for efficient power redirection and speed matching. This compact and reliable duo enhances production efficiency, reduces energy consumption, and provides a stable power source for industrial automation and ship propulsion systems. Its adaptability to diverse climate conditions and load demands further reinforces its significance in modern industries.

Fire pump refers to a clean water pump used for fire water supply, and a single water pump with a treatment medium temperature lower than 80 degrees and non-corrosive. The pump unit is a joint operation of multiple fire pumps to ensure the quantity and stability of water supply. The electric fire pump set adopts multiple fire pumps powered by electric motors. The general fire water supply environment is equipped with one electric and one diesel fire pump as the reserve water pump to ensure sufficient emergency water consumption. The main components of the electric motor fire pump set are the motor and the pump body. The subdivision of the pump body is the pump casing, impeller, pump shaft, bearing, coupling, sealing form, water pipe, etc. The specific fire pump model is determined according to the environment and performance requirements. At the same time According to the material quotation required by the customer, accurate selection is conducive to on-site use and reduces failure problems.

Flow: 5-120L/s

Head:0.2-1.6MPa

Caliber: 50-250mm

Power: 3-220kW

Speed: 1500-2600r/min

Working Pressure: 1.6MPa

EDJ fire fighting package set is composed of diesel fire pump, electric pump, jockey pump.
Electric pump can choose single-stage pump, horizontal split case pump, end suction pump, multistage centrifugal pump, vertical turbine pump which are made of cast iron or stainless steel. Regarding to the impeller, we also could choose the bronze impeller.
Diesel fire pump, the flow is same as the electric pump. The diesel engine is combined by high elastic coupling or universal joint connection. The diesel fire set also includes fuel tank, water tank, fan, control panel and other components.
Jockey pump which is horizontal or vertical. Normally, it has the characteristics of small flow and higher head (more10-15m head than the electric pump and diesel pump).

The EJ (Electric pump + Jockey pump) Dual Power Fire Pump System is an innovative and reliable fire protection solution. Combining an electric pump for robust water pressure and flow with a top-quality jockey pump for stable pressure maintenance, this system ensures efficient and timely water supply during fires. With advanced automation, remote monitoring, and energy-saving features, the EJ Dual Power Fire Pump System is a trusted choice for commercial, industrial, and residential applications.

The standard DJ fire pump set consists of one diesel pump + one jockey pump, which is suitable for fire protection occasions such as warehouses, docks, airports, petrochemicals, power plants, liquefied gas, textiles, ships, and oil tankers.

The EDJ Diesel Engine Fire Pump System is a powerful and reliable firefighting equipment designed for fire suppression and emergency rescue operations. It boasts high-performance capabilities in water extraction and pressure delivery, enabling rapid supply of large volumes of water. The system operates independently, ensuring its reliability even in challenging situations. With its lightweight and portable design, coupled with versatile functionality, the EDJ Diesel Engine Fire Pump System is suitable for various scenarios. Whether you are part of a fire department or an industrial enterprise, the EDJ Diesel Engine Fire Pump System is your indispensable rescue partner.

Minor repairs can often be made to fire pumps, but major issues may require replacement or extensive refurbishment. It’s important to consult with experts in fire pump maintenance for guidance.

The EDJ Diesel Engine Fire Pump System is a powerful and reliable firefighting equipment designed for fire suppression and emergency rescue operations. It boasts high-performance capabilities in water extraction and pressure delivery, enabling rapid supply of large volumes of water. The system operates independently, ensuring its reliability even in challenging situations. With its lightweight and portable design, coupled with versatile functionality, the EDJ Diesel Engine Fire Pump System is suitable for various scenarios. Whether you are part of a fire department or an industrial enterprise, the EDJ Diesel Engine Fire Pump System is your indispensable rescue partner.

·UL Standard
Flow：50-3000 GPM
Head： 5-20 Bar (72.5-290 psi)
Speed：740-2900 r/min
·Non-UL Standard
Flow：30-9000 GPM
Head： 3-20 Bar (40-300 psi)
Speed：740-2900 r/min

Fire pump components:
1. Diesel pump: the flow rate is the same as that of the electric pump. It connects pump sets with highly elastic couplings or universal joints.
2. Pipeline supplementary pressure pump: vertical, small flow, higher lift than electric or diesel pumps.
3. Control panel: Automatically control the water pump with overload and overcurrent protection.
4. Accessories: suction pipe, discharge pipe with flange, battery, gate valve, check valve, flexible expansion joint, pressure switch, pressure gauge, base, etc.

·UL Standard
Flow：50-3000 GPM
Head： 5-20 Bar (72.5-290 psi)
Speed：740-2900 r/min
·Non-UL Standard
Flow：30-9000 GPM
Head： 3-20 Bar (40-300 psi)
Speed：740-2900 r/min

The DJ Fire Pump Set is a combination system consisting of a diesel engine pump and a jockey pump, designed for fire safety in the construction and industrial sectors. This system utilizes the powerful power output of the diesel engine pump, ensuring reliable operation even in the event of a power outage. The jockey pump maintains a constant water pressure, optimizing the performance of the fire suppression system. The DJ Fire Pump Set offers a reliable and efficient solution for prompt response to fire incidents, making it an essential component for protecting property and ensuring occupant safety.

Diesel engine fire pump is suitable for high-lift and high-flow fire-fighting water supply environment or as a backup fire-fighting water supply pump. The reason is that the diesel engine has strong power and can be used with large-flow fire-fighting deep well pumps, and the diesel engine fire pump has the characteristics of self-start after power failure. It can provide emergency water supply and is a good choice in fire pumps.

The EDJ Diesel Engine Fire Pump System is a powerful and reliable firefighting equipment designed for fire suppression and emergency rescue operations. It boasts high-performance capabilities in water extraction and pressure delivery, enabling rapid supply of large volumes of water. The system operates independently, ensuring its reliability even in challenging situations. With its lightweight and portable design, coupled with versatile functionality, the EDJ Diesel Engine Fire Pump System is suitable for various scenarios. Whether you are part of a fire department or an industrial enterprise, the EDJ Diesel Engine Fire Pump System is your indispensable rescue partner.

Common accessories include:
Control Panels: For monitoring and operation.
Pressure Relief Valves: To prevent overpressure situations.
Hose Reels and Cabinets: For easy access during emergencies.
Flow Meters: To monitor water flow rates.
Jockey Pumps: For maintaining pressure in the system.

The EE Pump Set is designed according to the customer’s specifications which is including 2 electric pumps and 1 control panel.

The biggest difference between the diesel engine fire pump and the electric water pump is that it has its own independent power supply system, which can ensure the normal operation of the project without power or power supply. Its role is self-evident, and it can be said to be a great helper in fire emergency .

There is a combination equipment that uses diesel as fuel for firefighting, but it is usually used as a backup firefighting facility, because it can only be started automatically when the firefighting signal comes, and the electric water pump fails or the power supply is cut off, that is, the diesel engine firefighting pump set. It is very different from the electric fire pump in that it has its own independent power supply and storage system.

Choosing a good fire pump is crucial for ensuring the effectiveness and reliability of your fire protection system. Here are some key factors to consider when selecting a fire pump:

Flow and Pressure Requirements: Determine the required flow rate and pressure for your specific application. Consider factors such as the size of the protected area, the type of fire hazards, and any applicable fire safety regulations. Ensure that the fire pump you choose can meet these requirements.

Pump Type: Select the appropriate pump type based on your needs. The two common types of fire pumps are centrifugal pumps and positive displacement pumps. Centrifugal pumps are widely used due to their high flow rates and ability to handle large volumes of water. Positive displacement pumps, on the other hand, are better suited for applications that require high pressure but lower flow rates.

Performance and Efficiency: Look for a fire pump that offers high performance and efficiency. Consider the pump’s rated capacity, which indicates the maximum flow rate it can deliver. Additionally, check the pump’s efficiency rating to ensure it operates optimally and minimizes energy consumption.

Reliability and Durability: A good fire pump should be reliable and durable to withstand the demands of fire protection operations. Consider the quality and reputation of the manufacturer, as well as the pump’s construction materials. Look for features such as corrosion-resistant coatings, sturdy construction, and reliable seals and bearings.

Compliance with Standards: Ensure that the fire pump you choose complies with relevant industry standards and codes, such as the National Fire Protection Association (NFPA) standards. Compliance with these standards ensures that the pump meets essential safety and performance requirements.

Maintenance and Support: Consider the ease of maintenance and availability of support for the chosen fire pump. Look for pumps with accessible components, clear maintenance instructions, and readily available spare parts. Additionally, check if the manufacturer or supplier provides technical support and assistance.

Testing and Certification: Check if the fire pump has undergone rigorous testing and certification by reputable organizations. Look for certifications from recognized bodies that validate the pump’s performance, efficiency, and safety.

Budget and Cost Considerations: While it is essential to choose a reliable and efficient fire pump, consider your budget and cost constraints. Compare prices, warranties, and ongoing maintenance costs to find a balance between quality and affordability.

System Integration: Consider how the fire pump will integrate with your overall fire protection system. Ensure compatibility with other components, such as fire alarms, sprinklers, and control panels. Coordinate with system designers or consultants to ensure seamless integration.

Consult with Experts: If you are unsure about the specific requirements or complexities of selecting a fire pump, consult with fire protection experts, engineers, or consultants. They can provide valuable insights and recommendations based on your unique needs and circumstances.

Remember that selecting a good fire pump is a critical decision that requires careful consideration. By evaluating the factors mentioned above and seeking professional guidance, you can choose a fire pump that meets your requirements and ensures the safety of your property and occupants in the event of a fire.

Electric fire pumps are used in various water environments, not only to meet the general water supply but also to be a good helper for fire-fighting water. The electric fire pump is manufactured with good structure and workmanship. It has a wide range of performance, and is easy to use and operate for a long time. The motor fire pump is aimed at various fire water environments, so the selection should also be based on the actual demand environment, performance parameters, etc.