What are the control methods of diesel engine fire pumps?

Flow: 30-9000 GPM
Head: 3-20Bar
Speed: 740-2900r/min
Material: HT200, SS304, Bronze
The EJ 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.

Fire pumps are designed to adapt to varying water supply conditions, such as fluctuating pressures or varying water levels in a reservoir. They achieve this through features like variable speed drives, which adjust the pump’s speed to maintain consistent water pressure and flow, regardless of changes in the supply.

Learn how to properly set up a fire pump alarm system to detect failures, ensure safety, and comply with NFPA 20.

Standard EDJ fire pump set consists of electric pump + diesel pump + jockey pump.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

Using a fire pump efficiently and reasonably is crucial to ensure its optimal performance and effective firefighting capabilities. Here are some key considerations for using a fire pump efficiently:

Proper Sizing: Ensure that the fire pump is properly sized for the specific application.

Regular Maintenance: Perform regular maintenance on the fire pump to keep it in optimal condition.

Optimal Operating Speed: Operate the fire pump at the optimal speed based on the required flow rate and pressure.

Water Management: Manage the water supply efficiently to avoid unnecessary waste.

Training and Familiarization: Provide training to firefighters and operators on the proper operation of the fire pump.

Monitoring and Control: Utilize monitoring and control systems to optimize pump operation. These systems can provide real-time information on flow rates, pressures, and energy consumption. Use this data to adjust operating parameters as needed and identify any anomalies or inefficiencies that may require attention.

Shut Down When Not in Use: When the fire pump is not actively needed, consider shutting it down to conserve energy and reduce wear on the equipment.

Record Keeping: Maintain records of pump operation, maintenance activities, and any performance issues.

Efficient and reasonable use of a fire pump not only helps conserve resources but also ensures its readiness to combat fires effectively. By following proper operating procedures, conducting regular maintenance, and promoting a culture of efficiency among operators, the fire pump can operate optimally and provide reliable firefighting capabilities when needed most.

1.Flow: 50-5000GPM
2.Head: 3-20Bar
3.Caliber: 25-800mm
4.Power: Electric pump: 1.5-710 kw, Jockey pump: 0.55-160kw
5.Speed: 740-2900r/min
6.Material: HT200，SS304，Bronze
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.

Learn how to diagnose and fix common issues when your fire pump fails to start.

The fire pump is mainly used for pressurizing water supply in the pipeline of the fire fighting system. It can also be used in industrial and urban water supply and drainage, high-rise buildings and water supply, long-distance water supply, heating, bathroom, boiler cold and warm water circulation pressurized air conditioning refrigeration system water supply and equipment matching and other occasions. The fire pump produced by Better Technology Group Co., Ltd. has the advantages of simple structure, stable performance, high speed, small size, light weight, high efficiency, large flow, easy operation and maintenance.

·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 modern fire protection systems, rapid response to fire incidents is crucial for safeguarding life and property. The Pressure Stabilization and Dual-Function Pump System integrates powerful pressure regulation with dual power sources to ensure that the fire protection system quickly responds and maintains a continuous, stable water supply during emergencies.

This pump system is designed with two power sources—an electric motor and a diesel engine. When the primary power source fails, the diesel engine automatically starts, ensuring uninterrupted operation of the fire protection system even during power outages. Its pressure stabilization system automatically adjusts pressure during operation, ensuring stable water flow for fire suppression and preventing water interruptions due to insufficient or fluctuating pressure, ultimately improving firefighting efficiency.

The intelligent control system further enhances the efficiency of the pump system, allowing users to monitor the system’s status in real-time through a touch panel. The system is easy to operate, and any malfunction is quickly detected and alarms are triggered, activating backup systems to effectively prevent emergency issues caused by system failure.

This pump unit is ideal for applications in high-rise buildings, industrial zones, storage facilities, and other locations with high reliability requirements for fire protection, ensuring that the fire pump can be immediately activated and continue to supply water in any emergency.

The standard complete set of fire pump is manufactured with good structure and craftsmanship, which has a wide range of performance, and is easy to use and operate for a long time. Standard complete sets of fire pumps are aimed at various fire water environments, so the selection should also be based on the actual demand environment, performance parameters, etc.

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.

EDJ fire pump set is composed of electric pump, diesel pump and stabilized pressure pump. In daily use, as an auxiliary pump, the stabilized pressure pump keeps the existence of liquid (water) in the fire pipeline at all times, and the electric pump works as the main power pump in normal work. When the circuit system is burnt out due to a serious fire, the diesel pump will start instead of the electric pump within ten seconds, which will not be affected by the circuit and complete the fire fighting work. In recent years, EDJ fire pump group has gradually become the first choice of fire protection systems in various office buildings and residential buildings, and its safety

The minimum fire rated pressure of small fire fighting package set water supply equipment is 6 bar, and the minimum fire rated capacity is 25 GPM. EDJ small fire fighting package set water supply equipment includes at least two power or power source driven pumping units, pressure tanks, pipes, valves and accessories, measurement and control instruments, control cabinets, outdoor rain cover, etc.

Fire pumps can be installed in locations with limited space, but it’s important to follow space requirements outlined in the manufacturer’s specifications and local codes. Proper clearances around the pump ensure ventilation and accessibility for maintenance.

1. The biggest feature of the complete fire pump set is its strong reliability. Even if it is restarted for a long time, it will not bite to death, and it can be restarted normally.
2. The use efficiency is very high. During the use process, there will not be too much noise. The installation form of the fire pump set is very flexible, and it is convenient for maintenance, which can effectively save installation and maintenance costs.??

The EEJ fire pump set is composed of two electric pumps + one jockey pump. The motor of the electric pump is directly connected to the ISW pump head. The jockey pump adopts CDL pump, adopts high-quality NSK bearing and wear-resistant mechanical seal, which is suitable for any emergency firefighting occasion. . Products can be customized according to their own needs.

The diesel engine fire pump is suitable for unmanned emergency water supply system. The product has the characteristics of good technology, high degree of automation, high performance and protection function, reasonable structure, easy installation, and high cost -effectiveness. Supplement the pressure of the network.

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.

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.

Diesel engine fire pump has the advantages of light weight, small size, flexible movement, fast start, fast water discharge time, large fuel tank capacity, corrosion resistance, reliable use, convenient maintenance, fast automatic start, self-starting, and can be refueled after dry operation . Heavy-duty pump bearings last longer; other components are made of high-quality copper and stainless steel or customer. Diesel engine fire pump high efficiency open impeller design can handle large solids and abrasives while maintaining high flow rates and high volume air handling for use in more “well point dewatering projects”.

Fire pumps have a wide range of uses. In addition to providing water for fire-fighting pipeline systems, they can also be used in industrial water supply. Fire pumps can also be used in urban water supply and drainage systems. There are other relatively long-distance water supply work, such as heating boilers, bathroom boilers, hot and cold water circulation pressurization of multi-stage fire pump boilers, etc.

EDJ series fire pump sets are mainly installed in fire trucks, fire extinguishing systems or other fire fighting facilities, and are special pumps used to transport liquids such as water or foam solution.
The fire pump set includes a main pump connected to the electric motor, a backup pump connected to the diesel engine, jockey pump, pressure vessel, controller for manual or automatic operation of the system and standard accessories mounted on the base.

ZJ BETTER TECHNOLOGY GROUP CO., LTD. is a modern professional manufacturer and we are specialized on offering electric fire pump ,diesel engine fire pump , jockey pump.

This high-reliability fire pump set is designed to meet the challenging firefighting demands of complex environments, making it ideal for use in extreme conditions such as high temperatures, humidity, or low temperatures. Whether in petrochemical plants, high-rise buildings, or industrial parks, this pump set operates reliably under various tough working conditions, ensuring a continuous and stable water supply.

The system is driven by an advanced electric motor and equipped with an intelligent control panel that features automatic start/stop, pressure adjustment, and fault alarms, ensuring efficient and stable performance under all conditions. The modular design enhances the flexibility and maintainability of the pump set while significantly reducing operational and maintenance costs, ensuring long-term stability and high efficiency.

Compliant with international safety standards and rigorously tested for quality, this fire pump set meets the high requirements of modern fire protection systems, making it the ideal solution for safeguarding the fire safety of critical facilities.

·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

Diesel engine fire pump sets are used in fire hydrant fire extinguishing systems and automatic sprinkler fire extinguishing systems in fixed fire extinguishing systems of enterprises, institutions, engineering construction, high-rise buildings, etc. It can transport clear water below 90 °C without solid particles and has similar physical and chemical properties. The water-based medium can also be used for fire protection, domestic and production shared water supply systems and construction, municipal water supply and drainage, etc.

Lifecycle management involves:

Regular Maintenance: Implement a scheduled maintenance program to keep the pump in optimal condition.
Upgrades and Retrofits: Upgrade or retrofit components as technology advances or as system requirements change.
End-of-Life Planning: Plan for the eventual replacement of the pump system, ensuring minimal disruption to fire protection coverage.
Performance Monitoring: Continuously monitor performance to identify when parts or the entire system need replacement or overhaul.

Electric fire pumps are pumps used to pump clean water and liquids with physical and chemical properties similar to water. They are mainly used in factories, mines, urban water supply, air conditioning systems, fire protection systems and agricultural irrigation. For pumps of the same specification, changing the outer diameter of the impeller can have different performance. The pump has simple structure, reliable performance, small volume, high suction lift, low energy consumption and easy maintenance.

A fire pump is a critical component of a fire protection system. It is designed to increase the pressure and flow of water to ensure an adequate water supply for firefighting.