Fire pump set (diesel engine pump + jockey pump)

·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

A comprehensive overview of horizontal multistage fire pumps and their essential role in long-distance, high-head water supply systems. ZJ-BETTER delivers efficient, reliable, and corrosion-resistant fire pump solutions for high-rise buildings, petrochemical sites, tunnels, and more.

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.

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

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.

Yes, fire pumps in high-rise buildings must account for increased pressure requirements and vertical lift. Proper placement, redundancy, and access for maintenance are also critical in these applications.

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.

The equipment is suitable for fire water supply and emergency water supply in various occasions such as warehouses, docks, airports, petroleum, chemical, factories, power plants, liquefied gas, textiles, ships, cruise ships, etc.

The high-efficiency mobile diesel pump truck is designed for areas without water sources and long-distance water delivery. It features strong power, large flow rate, rapid deployment and all-terrain adaptability, and is suitable for various scenarios such as fire fighting, flood drainage and emergency water supply.

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.

With the continuous development of society, people have higher requirements for the quality of life, and the safety of diesel engine fire pumps is more important. All places need to be equipped with fire-fighting facilities, and fire pumps are water intake equipment for fire-fighting facilities. A fire pump Our commonly used fire pumps are electric fire pumps and diesel engine fire pumps. The difference between them is that electric fire pumps need power system supply. In the event of a power failure, the diesel engine fire pump can be started at any time to make up for the original position of the electric fire pump.

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.

1. When the pipeline fire pump noise occurs, the most likely fault is the imbalance of the fire pump rotor. Since the water output of the fire pump mainly depends on the high-speed rotation of the rotor, when the rotor is unbalanced for some reason, it will cause the fire pump to deviate from the original rotation track during the rotation process, resulting in the fire pump appearing in the pipeline. When judging the failure of the rotor, it is mainly to replace the rotor of the pump or make a balance hole on the rotor blade of the pump to find out the balance difference.

2. The production noise of the fire pump pipeline has a certain effect. For example, forcing a small flow of a pipe “fire pump” to increase power to increase the original flow will create vibrations in the fire pump. Therefore, whether you use a pipeline fire pump or other types of water pumps, you should follow the water pump use standards to prevent the water pump from making noise, which will affect the service life of the water pump. The solution is to use the pump according to the instructions. If the efficiency of use is affected, it is recommended to replace the appropriate pipeline “fire pump” for use.

3. The installation did not meet the standards, resulting in abnormal noise from the pipeline fire pump. Fire pumps and fire hydrant pumps vibrate at a high frequency during operation, so they must be fixed during installation. If the bolt between the pump body and the base or between the base and the base is loose when installing the pipe fire pump, the transmission shaft between the pump body and the motor of the pipe pump will be bent. It lowered the concentricity and caused an imbalance in the fire pump rotor. This is one of the noise phenomena of fire pumps. In order to improve this phenomenon, the pump shaft of the fire pump needs to be balanced and then reinstalled. Finally, the base of the pump was reinforced.

4. Blockage of the impeller passage can also cause fire pump noise. When the internal flow channel of the fire pump is blocked by foreign matter, it will cause uneven resistance of the fire pump impeller and vibrate the fire pump. Therefore, it is necessary to regularly disassemble and maintain the fire pump to prevent foreign matter from blocking the pipeline.

5. The bearing of the fire pump is damaged. Bearing damage generally does not occur on the main body of an in-line fire pump. If there is a problem with the quality of the pump, or because some hard objects enter the pump body of the tube pump, the bearing is damaged, and the rotor is unstable at first. Causes noise from pipeline fire pumps.

6. Finally, cavitation, cavitation occurs in any type of pump, but some are obviously not noticeable. If cavitation occurs, consider raising the fire pump or increasing the pressure in the piping. If the cavitation phenomenon cannot be changed, the fire pump model needs to be redesigned and replaced.

ED small Fire Fighting package set water supply equipment (abbreviated as ED small Fire Fighting package set water supply equipment) refers to the flow less than 100 GPM and A highly integrated mechanical and electrical system consisting of electric centrifugal pump, multi-stage centrifugal pump(pressurized pump group), Diesel Engine Centrifugal pump, pressure limiting protection device(safety valve), valve fittings, control system, pressure sensor system, water-free protection device, backflow preventer, soft joint. bypass pipelines, common base, filters, etc. It is a fire water supply equipment that continuously supplies water to the fire pipe network by preset pressure mode. All accessories of ED small fire fighting package set water supply equipment are assembled according to the standard(NFPA20). Its configuration depends on the needs of customers, or the number of pumps and the type of electric and diesel pump. ED small fire fighting package set water supply equipment is usually equipped with two pumps, one main pump(electric centrifugal pump) and one standby pump(diesel centrifugal pump). The selection of motor and diesel engine depends on the reliability level of the system.

Fire pumps are designed to start promptly in case of an emergency. The time it takes to start depends on factors such as the type of pump (electric or diesel) and the specific system design. Regular testing helps ensure quick response times.

Highly efficient double-suction centrifugal fire pumps offer strong flow output, stable water pressure, and a durable structural design. Suitable for fire protection systems in large industrial facilities and municipal buildings, they are easy to install and cost-effective to maintain, ensuring the reliability and safety of fire water supply, making them an ideal choice for enhancing fire protection system performance.

Diesel engine fire pump is a common necessary facility. Only when the fire signal comes, and the electric water pump fails or the power supply is cut off, the diesel engine fire pump will automatically start. The diesel engine fire pump is installed together with the electrical instrument, with complete functions, compact structure, automatic fault alarm, accepting the starting signal, and can automatically complete the starting procedure and run at full load quickly. When the diesel engine fire pump is insufficient in fuel, low battery voltage, and high lubricating oil temperature , enough to ensure that the diesel engine fire pump starts in a low temperature environment, the entire system of the diesel engine fire pump is safe, reliable, and easy to use.

Fire pumps are the key to supplying fresh pressurized water to fire protection systems. They do not produce water per se, but add the energy needed to effectively extinguish a fire. These pumps can be connected to sprinkler systems or other external water sources near the emergency situation. Some may actually be connected to a well, reservoir or water body.

• Automatic switching between three pumps, when the electric fire pump fails, the diesel engine backup pump will automatically start
• Works even with power outages
• Adopt high-quality NSK bearing, wear-resistant mechanical seal or packing seal
• Product parameters available upon request

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 EJ model is basically a combination of an electric drive and a jockey pump. They consist primarily of an end suction pump driven by an electric motor, with no backup pump. It is also combined with a jockey pump for maintenance to form a complete skid.

The complete EJ-style skid is assembled with all discharge line accessories and connected to the skid-mounted control panel.

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 vertical electric fire pump complete set integrates a pressure stabilizing device and an intelligent control system, offering advantages such as high head, large flow rate, stable operation, and convenient maintenance. It is suitable for industrial plants, commercial buildings, and various fire water supply systems, meeting the high standards of modern fire protection engineering.

1. Electric fire pump: various end suction pumps and split pumps.
2. jockey 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

Fire pump room design is vital for system functionality, accessibility, and safety. This article delves into the key considerations when designing a fire pump room, such as space requirements, ventilation, and fire suppression. It emphasizes the importance of a well-designed pump room to ensure optimal pump performance and personnel safety.

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 outdoor fire pump set is designed to enhance fire safety in various applications. From powering fire hydrants and stabilizing sprinkler systems to safeguarding residential areas, industrial buildings, and high-risk environments, the Outdoor Fire Pump Set delivers optimal performance and unmatched reliability.

After several years of R&D testing and certification, Beide Technology Group Co., Ltd. has obtained FM/UL certification for its existing fire pumps after obtaining domestic 3CF certification, and joined the NFPA Fire Engineers Association. Beide Technology Group Co., Ltd. has been committed to providing human beings with more reliable, more energy-saving and safer pump products.

The electric fire pump set has the advantages of quick start, reliable water diversion, stable operation, high degree of automation, wide range of pressure and flow, etc. It is an advanced and reliable fixed fire-fighting equipment. It is mainly used in fire water supply and foam fire extinguishing systems in industries such as petroleum, chemical industry, natural gas, power plants, textiles, wharves, gas stations, storage, high-rise buildings, etc.

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.

The complete fire pump system consists of pumps, drivers, controllers and accessories installed on a universal base, and is suitable for fire water supply and emergency water supply in warehouses, storage yards, airports, petrochemicals, liquefied gas in power plants, textiles, ships, oil tankers, etc. This pump set is ideal for firefighting or voltage stabilization in houses or small buildings. We customize it to NFPA 20 and UL standards.