What are the characteristics of diesel engine fire pump sets?

EEJ Fire pummp set
Fire pump system is made of E+E+J
Operation: 1 Duty (electric) + 1 standby (electric) + 1 Jockey
Capacity: 100, 150, 200, 300, 400, 500, 750, 1000…GPM with pressure 4, 5, 6, 8, 10… Bar.
Pressure vessel 25, 50, 75, 100…liters, pressure will be 0.6mpa, 1.0mpa, 1.6mpa, select according to pump head.

Pressure relief valves prevent over-pressurization in the fire pump system. They ensure safe operation by releasing excess pressure, protecting the pump and connected piping from damage.

·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 pumps are primarily designed for structural fire protection, and their use in wildfire prevention is limited. However, water pumps and other firefighting equipment may be employed for vegetation fire control in specific situations.

Diesel engine fire pumps are relatively common in life, and their performance requirements are relatively high. In normal use, more attention must be paid to maintenance to prolong the service life of the pump. Because diesel fire pumps are not omnipotent, there will be some problems in daily use, so when choosing equipment, we must pay attention to whether the quality of the equipment has reached the national standard. As fire equipment, all kinds of equipment must be Ensure performance, avoid affecting use in disasters, and delay rescue.

EDJ series fire pump set consists of Electric pump + Diesel pump + Jockey pump and all accessories.
The pressure switch and control cabinet can automatically turn on/off three pumps-the electric pump and jockey pump operate when there is electricity and the diesel pump activates when the power cuts.
Flow Capacity Range:50-5000 GPM
Pressure Range:4-14 Bar
Power Range：4-325 KW

Diesel engine fire pumps can be divided into self-priming, centrifugal and double-suction types. Self-priming pumps are widely used in urban flood control and emergency rescue. Centrifugal pumps are divided into single-stage centrifugal pumps and multistage centrifugal pumps.

1.Flow：30-9000 GPM
2.Head： 3-20 Bar 40-300 psi
3.Power：Diesel & Electric Pump:1.5-710kw Jockey Pump:0.55-160kw
4.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.

Outline the specific installation requirements for fire pumps, such as space considerations, accessibility, and adherence to NFPA 20. Explain how correct installation ensures reliability and ease of maintenance, and discuss the importance of proper alignment, securing power sources (for electric pumps), and ventilation (for diesel pumps).

Electric pump + diesel pump + joceky 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.

1.Flow：30-9000 GPM
2.Head： 3-20 Bar 40-300 psi
3.Power：Diesel & Electric Pump:1.5-710kw Jockey Pump:0.55-160kw
4.Speed：740-2900 r/min
The EDJ Fire Pump Set 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.

At the morning of the design of the fire pump, the lift, inflow and power are different according to the occasion and model. In general domestic structures, the choice of fire pump is also different according to the age, the height of the bottom, and the number of residers.

The fire pump is used for conveying clear water without solid patches and liquids with analogous physical and chemical parcels to water. Water force, heating, restroom, boiler hot and cold water rotation, water force of pressurized air exertion refrigeration system and outfit matching and other occasions.

EEJ dual-power fire pump is a fire-fighting water supply equipment with dual drive of electric power and diesel engine designed and manufactured by Better Technology Co., Ltd. according to the standard of <>, and has obtained 3CF certification. There are many models of Better dual-power fire pumps, which can be customized according to needs.

Fire pumps can encounter various issues that affect their performance. This article provides an in-depth guide to troubleshooting common problems, including cavitation, air binding, and leaks. It offers step-by-step solutions and preventive measures to address these issues and maintain reliable fire pump operations.

The diesel engine fire pump unit is directly driven by the diesel engine fire pump, and it is a mechatronic equipment that can start and complete the water supply in a short time. The diesel engine pump set is driven by a diesel engine without external power supply. Diesel pumps are suitable for fire water supply occasions such as agricultural irrigation, emergency rescue, smelting, hangars, petrochemical oil depots, power plants, liquefied gas stations, and textiles. Especially in the case of no electricity and dissatisfaction with the grid, choosing a diesel engine-driven water pump is the safest choice.

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.

·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

Eliminating fire pump faults promptly is crucial to ensure the fire pump’s reliability and effectiveness during emergency situations. Here are some measures to address fire pump faults effectively:

Fire Pump Packages
Fire pump package comprises a combination of electric motor driven pump, diesel engine driven and electric motor driven jockey pumps that supply for fire suppression systems.
Fire pump package is required to comply with Local Civil Defense Authority regulations and International Codes of Practice e.g. National Fire Protection Association (NFPA).

Types of pumps used for fire service include: end suction, horizontal split case, vertical split case, vertical inline and vertical turbines.

Installing fire pumps requires careful planning and adherence to specific precautions to ensure proper functionality and compliance with safety standards. Here are some important precautions to consider during the installation process:

Compliance with Codes and Standards: Familiarize yourself with local fire codes, regulations, and industry standards applicable to fire pump installations. Ensure that the installation meets the requirements of organizations such as the National Fire Protection Association (NFPA) and local authorities having jurisdiction (AHJs).

Professional Installation: Fire pump installations should be carried out by qualified professionals experienced in fire protection systems. Engage licensed contractors or fire protection engineers who specialize in fire pump installations. They possess the necessary knowledge and expertise to ensure a correct and safe installation.

Proper Location: Choose an appropriate location for the fire pump installation. Consider factors such as accessibility, proximity to water sources, electrical connections, and suitable drainage. The location should allow for easy maintenance and serviceability. Follow the manufacturer’s guidelines regarding clearance requirements and proximity to other equipment.

By following these precautions, you can ensure a safe and effective installation of a fire pump system. Proper installation is critical for the system’s performance, compliance with regulations, and the overall safety of the facility and its occupants. Consult with fire protection professionals and refer to relevant codes and standards throughout the installation process.

The conventional electric pump is the main pump, the diesel engine pump is the backup pump, and the voltage stabilizer pump plays a role in the stabilization of the whole system. When the electric pump fails or the mains is cut off, the control cabinet will receive the pressure gauge from the electric contact. When the signal comes, the diesel engine pump will be started within 5 seconds, and the rated working condition will be reached within 20 seconds to ensure the normal operation of the fire extinguishing work.

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.

The fire pump set is a customized 100gpm EDJ fire pump, which is composed of electric pump + diesel pump + jockey pump. It is a standard fire pump set, which is easy to install the fire pump set on site; easy to debug; Wiring electrical connections; less space requirements; all (pump, drive and controller) on one base, etc.

Handling such systems involves:

Zoning: Implement zoned fire protection systems tailored to the specific needs of different areas within the building, such as residential, commercial, and industrial spaces.
Custom Design: Design custom fire pump setups to meet the diverse requirements of each zone, ensuring adequate pressure and flow rates.
Flexible Operation: Use control systems that allow flexible operation and adaptation to the varying fire protection needs of different building areas.
Unified Monitoring: Integrate the fire pump systems into a unified monitoring and control system to ensure coordinated response and management across the entire building.

Fire pumps are necessary because municipal water supplies might not always provide sufficient water pressure to effectively fight fires in large buildings or areas. Fire pumps boost the water pressure to ensure proper coverage and firefighting capabilities.

Diesel fire pump is suitable for discharging seriously polluted industrial wastewater, sewage discharge station in main residential area, water distribution system of urban sewage treatment plant, drainage station of civil air defense system, water supply equipment of waterworks, sewage discharge of hospitals and hotels, municipal engineering construction site, mine auxiliary machinery , rural biogas digesters, farmland irrigation and other industries. Sewage and dirt from conveyor belt particles can also be used for clean water and weakly corrosive media.

Fire pumps are specifically designed for firefighting purposes. While some may have other applications, their primary function is to provide water at the required pressure for fire protection systems.

Fire pumps are often integrated with fire alarm systems to provide automatic alerts in case of pump activation or failure. This integration ensures that building occupants and emergency responders are immediately informed during a fire event.

EDJ is our flagship product:
The conventional electric pump is the main pump, the diesel engine pump is the backup pump, and the voltage stabilizer pump plays a role in the stabilization of the whole system. When the electric pump fails or the mains is cut off, the control cabinet will receive the pressure gauge from the electric contact. When the signal comes, the diesel engine pump will be started within 5 seconds, and the rated working condition will be reached within 20 seconds to ensure the normal operation of the fire extinguishing work.

1. Whether the fire equipment is in good condition, including whether the fire extinguisher is leak-proof and whether the alarms, lights, fire hydrants, fire doors and other equipment are working properly.

2. Whether the personnel of the unit have received professional fire safety training.

3. Whether the layout of the office space follows the fire safety regulations, such as whether the aisle and emergency routes are unblocked and whether the relevant structural objects are in good condition.

4. Whether the management of flammable and explosive materials meets the relevant regulations and whether their storage places and transportation are kept in good condition.

5. Whether the fire exits are unobstructed and clear, and whether the signage and lighting is normal.

6. Whether the underground pipelines, cable linings, and other equipment that are easy to cause a fire accident are managed in accordance with relevant regulations.

7. The integrity and security of the fire-fighting equipments.

8. Whether alarm systems are set up in the internal and external parts of the structures and at important points in the facilities.

9. Whether the fire-fighting system is in good condition and whether the drafting of emergency evacuation plans is in compliance with applicable regulations.