750gpm EDJ pump set

The ED Dual-Power Fire Pump System combines electric and diesel engine pumps to ensure uninterrupted fire protection and a reliable water supply. In the event of power outages or electrical failures, the diesel engine pump seamlessly takes over, guaranteeing continuous operation of the fire protection system. This dual-power configuration offers both reliability and flexibility, providing comprehensive coverage for fire safety needs.

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.

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. 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.

1. Electric Motor Fire Pumps
2. Diesel Engine Fire Pumps
3. Portable Fire Pumps
4. Turbine Fire Pumps
5. Horizontal Split Case Fire Pumps
6. Vertical In-Line Fire Pumps
7. Vertical Turbine Fire Pumps
8. Jockey Fire Pumps

Fire pumps are often required to have backup power sources, such as diesel generators or uninterruptible power supplies (UPS), to ensure they function during power outages.

The lifespan of a fire pump depends on factors such as usage, maintenance, and environmental conditions. Regular inspections and proper maintenance can extend the lifespan of a fire pump, and replacement may be necessary if it no longer meets safety standards.

As the core component of a fire protection system, the performance of fire pumps directly affects fire suppression efficiency. To ensure optimal performance, we maintain strict control over every stage, from design and manufacturing to installation and maintenance.

In the design phase, we utilize advanced fluid dynamics technology to optimize the pump structure, minimizing energy loss and maximizing water flow efficiency. The carefully designed impeller and flow channels enable the pump to maintain stable operation under high pressure while reducing noise and vibration, thereby extending its service life.

During the manufacturing process, we select high-strength, corrosion-resistant materials such as stainless steel and ductile iron to ensure durability in harsh environments. Precision machining and rigorous quality inspections guarantee that every fire pump meets industry standards before leaving the factory.

Proper installation is equally critical. Our professional team develops the best installation plan based on the site environment, ensuring tight pipe connections, smooth water flow, and stable electrical control system operation. The integration of intelligent control systems allows for automatic start-stop functions and remote monitoring, significantly improving response speed and operational convenience.

Finally, regular maintenance and inspection are essential for long-term efficiency. Our comprehensive after-sales services include routine inspections, spare parts replacement, and remote troubleshooting, ensuring the pump remains in peak condition.

Through scientific design, high-quality manufacturing, expert installation, and thorough maintenance, our fire pumps provide reliable fire protection solutions, helping to build highly efficient and secure fire suppression systems.

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 fire pump is mainly used for various fire hydrants and spray fire main pumps. It is also suitable for various fire booster and pressure stabilizing pumps. It is also suitable for various villas, residential areas and other fire protection systems, industrial and civil The building fire protection system is also suitable for various oil depots, oil loading and unloading docks, logistics parks and other places with high fire protection requirements.

This electric fire pump package integrates a high-efficiency pump, intelligent control system, and powerful motor. It offers outstanding efficiency, safety, automation, and international standard compatibility, making it ideal for modern fire protection in various buildings.

The diesel engine fire pump set has the characteristics of good starting characteristics, strong overload capacity, compact and reasonable structure, convenient maintenance, simple and reliable use, etc. The unit is equipped with protection functions such as overspeed, low oil pressure, three start failures, high water temperature, low oil level, and low battery voltage. At the same time, it can be connected with the customer’s automatic fire alarm device or the fire control system control cabinet produced by our factory to realize the function of remote monitoring.

The Fire Pressure Stabilization Equipment, coupled with the CDL Vertical Multistage Fire Pump, offers a comprehensive solution to elevate fire safety measures. This powerful combination ensures a consistent water pressure for effective fire suppression. By incorporating pressure stabilization technology, this system guarantees an uninterrupted fire water supply, efficient water distribution, and reliable operation of fire hydrants and sprinkler systems. With advanced infrastructure and the ability to maximize firefighting capabilities, this configuration significantly enhances overall fire safety standards. Investing in fire pressure stabilization equipment is a proactive step towards ensuring superior fire protection and providing peace of mind in critical situations.

EJ fire pump is composed of electric pump + jockey pump
Those pictures display OTS series electric motor pump. OTS double suction split-case centrifugal pump has a wide range of performance, with the ability for a variety of uses.

1. The fire pump should be capable of supplying the rated flow and pressure for a duration of two hours, at a rate of 150% of the rated capacity, and should not be affected by prolonged operation.

2. The fire pump should be able to start up automatically by a power source when activated.

3. All switches, gauges, alarms, controllers and monitoring systems should be certified to UL and FM standards.

4. The fire pump should be sized to meet the NFPA 20 standard for fire pump design.

5. The fire pump should be able to handle the maximum system flow and pressure required for the building.

6. The fire pump driver should match the requirements of the pump and meet NFPA 20 requirements for fire pump drivers.

7. The fire pump should be installed according to NFPA 20 standards for fire pump installation.

8. The fire pump should be tested and inspected in accordance with NFPA 25 standards for testing and inspection of fire pumps.

Building occupants should receive training on the location and proper use of firefighting equipment, including fire pumps. Regular drills and educational sessions contribute to increased awareness and preparedness during a fire emergency.

·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 ED Dual-Power Fire Pump System combines electric and diesel engine pumps to ensure uninterrupted fire protection and a reliable water supply. In the event of power outages or electrical failures, the diesel engine pump seamlessly takes over, guaranteeing continuous operation of the fire protection system. This dual-power configuration offers both reliability and flexibility, providing comprehensive coverage for fire safety needs. With smart controls and automatic switching mechanisms, the transition between electric and diesel engine pumps is seamless, minimizing system downtime. Equipped with advanced safety features, including monitoring and alarm systems, real-time status updates allow for prompt action in case of any irregularities.

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.

The self-priming fire pump eliminates the need for foot valves and manual priming, featuring fast startup, strong suction capacity, and compatibility with smart control systems. Ideal for industrial facilities, municipal water supply, and emergency firefighting, it enhances system response and reliability.

ISW horizontal single-stage single-suction centrifugal pump is to be used for clean water or other liquid with similar physical and
chemical property to clean water. It is suitable for industrial and city water supply and drainage, pressure water supply for high-rises, garden sprinkling, fire fighting booster, distance conveyance, cooling circulation in heating and ventilating system, bathroom and other cool or hot water circulation boosters or accessories, whose operation temperature is below 60C.

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

Yes, various regulations and standards, such as those set forth by organizations like the National Fire Protection Association (NFPA), govern the design, installation, testing, and maintenance of firefighting pumps to ensure their safety and effectiveness. Compliance with these standards is essential for maintaining fire safety standards and regulatory requirements.

Diesel engine fire pumps are mainly used for emergency fire fighting on ships. At the same time, it is also suitable for industrial and mining enterprises, port terminals, warehouses and freight yards and other places. Diesel engine fire pump, as a fixed fire extinguishing equipment, has been widely used in fire diversion, especially in emergencies such as no power supply or abnormal power supply, it can also be equipped with other diesel engines as power engines according to the needs of users.

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.

DJ fire pump 500gpm, 7bar
Caliber: 150mm
Flow Range:500gpm
Pressure: 7bar
Matching Power: 37kW
Motor:3ph,415V,50Hz

Electric fire pumps have a wide range of uses, of course the most important ones are still used in the fire protection industry, and they are also used in water treatment and environmental protection industries. Among these uses, the firefighting profession uses the most. The fire pump is the advantage of fast water pumping that the firefighting profession has fully utilized. Because most of the work of the firefighting profession is to fight fires, the fire pump has played a great role.

This equipment is an EEJ fire pump set customized by a Greek customer with a frequency of 50Hz. The electric pump adopts an XA pump.This pump combines the advantages of similar products in China and abroad, and is designed with excellent hydraulic model.Therefore, its excellent hydraulic performance and structural characteristics ensure that users can effectively reduce the operation cost of pumps in various applications.

Before starting the electric motor fire pump set, the inspection work is indispensable. Check the condition of the power supply and motor, whether the water volume of the reservoir is sufficient, and whether the water inlet and outlet are normal. The inspection is normal and then starts; after the fire pump is started, attention should be paid to the vibration and temperature rise. It is necessary to set the maintenance time period to ensure the stable performance of the fire pump. According to the needs of system operation control and maintenance management, the electrical control cabinet of the fire pump mainly has the functions of starting and stopping the pump, switching between the main and standby pumps, manual automatic switching, dual power switching, patrol inspection, Protection, feedback mechanical emergency start and other functions.

A fire pump is a critical component of a fire sprinkler system. It is designed to increase water pressure and flow for firefighting. It works by drawing water from a reliable source and boosting its pressure to ensure effective water distribution through sprinklers or hoses.

fire pump system assembly now! which consist of electric fire pump, diesel engine fire pump and jockey pump, with booster pump system