Diesel engine fire pump is a good water supply equipment

This is a set of EDJ fire pump set, which consists of electric pump + diesel pump + jockey pump. The three pumps are automatically started and stopped. When the joceky pump detects that the electric pump cannot operate normally, the diesel engine pump will start automatically. Can also be used, the fire pump set is widely used in various emergency firefighting occasions.

Flow: 30-9000GPM
Head: 3-20Bar
Speed: 740-2900r/min
Frequency: 50 HZ or 60 HZ

The ED Fire Pump Set combines electric and diesel engine pumps to ensure uninterrupted fire protection and a reliable water supply.
In various fields, our products find applications in large hotels, hospitals, schools, office buildings, supermarkets, commercial residences, subway stations, train stations, airports, various transportation tunnels, petrochemical plants, thermal power plants,oil storage tanks, large warehouses, industrial and mining enterprises, seawater injection, etc.

Diesel fire pumps are ideal for applications where a separate pump room already exists or where the pump room is located on an exterior wall. Facilities using diesel fire pumps include warehouses, aircraft hangars and industrial facilities. Since they have a larger footprint than electric fire pumps, they are not suitable for installations where space is small. Unlike diesel pumps, electric fire pumps can be located inside buildings. Office buildings and apartments are often equipped with electric fire pumps. In addition, upper floors sometimes install an additional electric fire pump above ground or basement to increase water pressure.

·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

In fire protection systems that include fire hydrants, jockey pumps play a key role in maintaining the necessary system pressure to ensure hydrants are immediately ready for use. Fire hydrants are typically located throughout a property or a city to provide easy access to water for firefighting efforts. The jockey pump helps maintain a consistent pressure in the piping network that supplies these hydrants, ensuring they are always charged and ready to deliver water when a firefighter opens them. This is especially important in systems with extensive piping networks, where pressure fluctuations could occur due to minor leaks, thermal expansion, or water usage. By keeping the system pressurized, jockey pumps help ensure a rapid response during a fire emergency, providing critical support to firefighting operations.

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.

Fire pumps work by drawing water from a water source (such as a dedicated water tank or municipal supply) and pressurizing it before delivering it to the fire sprinkler system or hose lines.

NFPA 20 requires fire pumps to be powered by a continuously available power source, usually identified as an uninterruptible power source. In many cases, this requirement requires a backup generator to be provided as a backup power source in the event of a power failure, in which case the fire pump controller must be equipped with an automatic transfer switch. The choice of fire pump depends on the building infrastructure and available space. The most common choices for fire pump drives are electric motors and diesel engines.

The EDJ fire pump set is composed of a fire pump, a dual-shaft extension motor and a diesel engine. One end of the output shaft of the dual-shaft extension motor is connected to the input shaft of the fire pump, and the other end of the output shaft of the dual-shaft extension motor is connected to the input shaft of the fire pump. One end of a clutch is connected, and the other end of the clutch is connected with the output shaft of the diesel engine. The fire water pump, the double-shaft extension motor, the clutch and the diesel engine are all fixed on the base. The double-shaft extension motor, the clutch and the diesel engine are respectively electrically connected with a control circuit through the action driving circuit. With dual-power fire pump, there is no need to configure a second fire pump, reducing floor space and manufacturing costs.

This fire pump is built with high-strength materials and precision manufacturing to ensure stable operation under high-pressure conditions. Its advanced hydraulic design minimizes energy loss, enhancing pump efficiency and pressure output. Additionally, it features a high-performance sealing system that effectively prevents leaks, extending the equipment’s lifespan. Moreover, the pump unit is equipped with an intelligent monitoring system that continuously tracks operational status and adjusts parameters in real time, ensuring a stable and reliable water supply when it matters most.

The EEJ fire pump set consists of two electric pumps + 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.

1. Ability to provide a steady and reliable flow of water: Fire pumps are designed to provide a steady and reliable flow of water to the fire suppression system. This ensures that the fire is extinguished quickly and without any damage to the property.

2. High-Pressure Output: Fire pumps can provide a high-pressure output to ensure that the water is able to reach further distances and at higher pressures than would be achievable by a standard water system. This is important in controlling and extinguishing fires, as it allows the water to reach all areas of the fire.

3. Emergency Operation: Fire pumps are designed to be able to operate in the event of a power outage. This ensures that the fire suppression system can still be operational in the event of a power failure. This is especially important in commercial buildings and other areas where power outages can occur.

4. Automatic Activation: Fire pumps are designed to automatically activate in the event of a fire. This ensures that the fire suppression system can be activated quickly and without any manual intervention. This is especially important in the event of a large fire, as it ensures that the system is already in operation before the fire department arrives.

5. Low Maintenance: Fire pumps are designed to be low maintenance, requiring only regular inspections and maintenance to ensure that they are working correctly. This ensures that the fire suppression system is always ready for use and that it can be relied upon in the event of a fire.

The diesel engine fire pump set has the characteristics of good starting performance, strong load capacity, compact and effective structure, convenient maintenance, simple and reliable use, etc. The generator set has maintenance functions such as speed limit, low oil level, repeated failed starts, high temperature, low oil level, and low battery voltage. At the same time, it can be connected with the customer’s automatic fire alarm system or the centralized control cabinet of fire-fighting facilities to establish a real-time monitoring function.

Single stage centrifugal pump includes pump body, pump cover, motor with output shaft, pump shaft, bearing seat, impeller, mechanical seal and mechanical seal gland installed in the pump body, which are connected with the motor through extended elastic coupling. The rotation direction of the pump, viewed from the driving end, is clockwise. Wanfulong is characterized in that it also includes a clip on coupling arranged between the motor output shaft and the pump shaft, and a guide bearing installed on the bearing seat to assist in supporting the pump shaft; The wafer type coupling is rigidly connected with the motor output shaft and the pump shaft respectively, and a space distance is left between the motor output shaft and the pump shaft to facilitate the assembly and disassembly of the mechanical seal and the mechanical seal gland. When repairing or replacing the mechanical seal, it is not necessary to disassemble the motor and pump cover.

1.Flow：30-9000 GPM
2.Head： 3-20 Bar 40-300 psi
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.

The tank-pump integrated fire water tank includes a water tank, an air pressure water tank, a water pump unit, an electric control cabinet, a liquid level instrument, a pipeline, a bottom plate, and an internal and external ladder. The water tank, the air pressure water tank and the bottom plate are connected as a whole, and the water pump unit Located on one side of the water tank, the electric control cabinet is arranged in the water tank, the pipeline is connected with the water pump unit and the water tank, and the inner and outer ladders are connected on the side of the water tank. The fire-fighting equipment of the utility model is simple in structure, low in cost and easy to install. While meeting the fire-fighting needs, the project cost, construction period and floor space are reduced.

EJ dual-power fire pump group is used for various fire hydrants and sprinkler fire main pumps; it can more reliably ensure water safety in the event of a fire. EJ dual-power fire pump set is designed and manufactured by Beide Technology Co., Ltd. in accordance with GB 27898.5-2011 Fixed Fire Water Supply Equipment Part 5 <>. It meets the new 3CF requirements and has obtained 3CF certification for fire protection products. EJ small dual-power diesel engine fire pump is used for various fire hydrants and sprinkler fire main pumps; it is suitable for various fire boosting and pressure stabilizing pump occasions; various villas, residential areas and other fire protection systems; industrial and civil building fire protection systems ;Applicable to various oil depots, oil loading and unloading docks, logistics parks and other places with high fire protection requirements.

2000gpm diesel engine fire pump system which consist of diesel engine fire pump and jockey pump, this we export to Bangdesh

This electric fire pump system is designed and manufactured in strict accordance with international fire protection standards. It is widely used in high-rise buildings, industrial plants, logistics centers, and other scenarios. Equipped with a high-efficiency motor and a reliable pump body, the unit features fast start-up, stable flow, high head, and low operational noise—delivering a dependable water supply during emergencies to ensure quick fire suppression response.

The system integrates an intelligent control panel, enabling functions such as automatic start/stop, fault alarm, and system self-check, enhancing both operational safety and ease of management. Each unit undergoes rigorous factory testing to guarantee stable and reliable performance. Whether for new construction or retrofit projects, this fire pump system is an ideal solution to ensure the steady operation of fire protection infrastructure.

Fire pumps require regular maintenance to ensure their reliability. Maintenance tasks include routine inspections, lubrication, testing, and exercising the pump to prevent corrosion and ensure proper functionality.

1.Flow: 50-5000GPM
2.Head: 3-20Bar
The EEJ Fire Pump System is an innovative solution designed to enhance fire safety in various settings. With exceptional performance and efficiency, the EEJ Fire Pump System delivers high pressure and large flow capacity, enabling rapid and effective fire suppression.Overall, the EEJ Fire Pump System is a reliable choice for safeguarding lives and properties, making it an ideal fire protection solution for commercial buildings, industrial facilities, and residential areas.

EDJ fire pump small flow capacity: 50gpm, pressure: 5bar

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

120≤Q≤3000GPM
100＜H≤600m
horizontal multistage centrifugal pump is multistage single suction sectional centrifugal pump with excellent hydraulic model, it has advantages of high-efficiency, energy-saving, wide performance range, operating safely and steadily, low noise, long life and convenience for installing and repairing etc.

Fire pump systems, like any mechanical equipment, can face various challenges that impact their performance and reliability. Some common issues include:

Cavitation: This occurs when there’s excessive pressure drop in the suction piping, causing vapor bubbles to form within the pump. Cavitation can damage the pump and reduce its efficiency.

Overheating: Fire pumps generate heat during operation. Overheating can lead to pump failure, so proper cooling and ventilation are essential.

Blockages: Debris or obstructions in the piping can impede water flow, reducing the pump’s effectiveness.

Wear and Tear: Like any mechanical equipment, fire pumps experience wear over time. Regular maintenance is essential to replace worn parts and ensure longevity.

Identifying and addressing these challenges promptly is essential for maintaining the functionality and reliability of fire pump systems.

Reliable because of professionalism, specializing in the production of industrial centrifugal pumps for 20 years, to provide you with the best quality and most intimate service.
if you are interested in our pumps, welcome to contact us!

As a fixed fire-fighting equipment, the diesel engine fire-fighting pump set has been widely used in fire-fighting diversion, especially for fire-fighting water supply in unexpected situations such as no power supply or abnormal power supply (mains power).

Diesel engine fire pump group is a new type of fire fighting equipment (referred to as equipment) developed by the company in strict accordance with the national standard GB6245-2006 “Fire Pump” and the American Fire Protection Association Standard NEPA20 “Installation of Centrifugal Fire Pump”. The flow range is wide, and its application almost meets all kinds of occasions required for fire protection.
The diesel engines equipped with the equipment are made of domestic or imported high-quality products. They have the characteristics of good starting characteristics, strong overload capacity, compact structure, easy maintenance and simple use, and high degree of automation. It is an advanced and reliable fire fighting equipment.

1. Application Scope
Equipment for warehouses, docks, airports, petrochemical, power plants, liquefied gas, textiles, ships, oil tankers and other occasions of a fire service.
2. Using Instruction
Altitude ≤ 1000m;
Ambient temperature: +5 °C ~ +40 °C;
Relative humidity: <= 90%.