Structural characteristics of diesel engine fire pump Set

For research laboratories, quiet operation, reliability, and precise pressure control are essential. Electric fire pumps are often suitable, given their steady power flow and lower emissions, which may be critical for sensitive environments. Jockey pumps can also maintain pressure without large pumps constantly running.

Yes, there are various types of nozzles available for firefighting pumps, each designed for specific purposes. For example, fog nozzles disperse water into a fine mist, which is useful for cooling and controlling fire, while solid stream nozzles deliver a concentrated stream of water for long-range firefighting. Choosing the appropriate nozzle can significantly impact the effectiveness of firefighting efforts.

EDJ 500gpm@8bar Fire pump set test
We manufacture in strict accordance with customer requirements. All products will be tested before leaving the factory to ensure that there are no problems. The design meets the national standard of general packaging, meets customer needs, and standard handling and transportation.

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.

Last month our customer from Ecuador ordered 2 sets EDJ fire pump set from our factory. The gpm and bar he needs is 350gpm@135psi, and he will use these two fire pump system in his factory.

The dual power fire pump is composed of a fire water pump, a double shaft extension motor and a diesel engine. One end of the output shaft of the double shaft extension motor is connected to the input shaft of the fire pump, and the other end of the output shaft of the double shaft extension motor is 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 an action driving circuit. With dual-power fire pumps, there is no need to configure a second fire pump, which reduces floor space and saves manufacturing costs.

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.

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.

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.

“Fire-fighting gas top-pressure water supply equipment is usually composed of basic components such as air-pressure water tanks, control cabinets, top-pressure gas storage systems, and decompression release devices; in the fire-fighting state, compressed gas is charged into the air-pressure water tank to replace the fire-fighting water storage in the tank. , and always maintain the rated working pressure of fire protection, and the fixed fire water supply equipment that supplies water to the fire pipe network.”

Better Technology Group Co., Ltd. is a professional water pump manufacturer. The company has a strong design, production, sales and service teams. The production history is long, the quality system is perfect, the testing methods are complete, the production process is advanced, and the product quality is guaranteed to avoid customers’ worries. Since the establishment of the company, the products have been constantly optimized and innovated, with the quality of replacing imported products and the price of domestic products.

1.Flow：30-9000 GPM
2.Head： 3-20 Bar
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.

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: 50-5000GPM
2.Head: 3-20Bar
3.Speed: 740-2900r/min
4.Power: Electric pump: 1.5-710 kw, Jockey pump: 0.55-160kw
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.

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

1.Flow: 50-5000GPM
2.Head: 3-20Bar
3.Speed: 740-2900r/min
4.Power: Electric pump: 1.5-710 kw, Jockey pump: 0.55-160kw
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.

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).

1. High power capacity: Fire pump control cabinets are designed to provide a higher power capacity, allowing the system to handle larger loads.

2. Easy installation: Fire pump control cabinets are designed to be easy to install and configure, allowing the pump to be installed quickly and efficiently.

3. Protection: Fire pump control cabinets are designed to provide protection to the electrical components from moisture and other environmental factors.

4. Monitoring: Fire pump control cabinets are equipped with monitoring systems to monitor the performance of the system and alert the user if any issues arise.

5. Alarm system: Fire pump control cabinets are equipped with an alarm system that can alert the user if the system fails or if the pressure drops to a dangerous level.

6. Cost-effective: Fire pump control cabinets are designed to be cost-effective and provide the necessary protection and performance for a facility.

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 includes diesel engine pumps, electric pumps and jockey pumps.
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.

Fire pumps for firefighting are mainly used to deliver water to pipelines, or to drain water in cities and industries, and to deliver water to high-rise buildings. This is similar to the need to deliver water due to some cold and hot cycles in long-distance situations. What kind of equipment is used.

1. Ensure that you understand the manual or instructions that accompany the fire pump and water pump.
2. Follow the manufacturer’s instructions and recommendations for installation and operation.
3. Make sure that the power supply used is in good condition and always isolated from the power when setting up the pump.
4. Make sure that the pump and its parts are maintained in perfect condition all times.
5. Test the readiness of the pump for use and ensure that it is in top working condition before putting it to use.
6. Determine the exact amount of water needed and make sure that the pump is operated within the recommended pressure limits and flow rates.
7. Do not operate the pump for longer periods of time than prescribed in the manual.
8. Use the proper safety equipment and clothing when operating the pump.
9. Ensure that the water is discharged in a controlled way.

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.

·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

High Pressure Fire pump set for 25m3/h, 270m head, and this is two multistage pump with one outdoor type controller

The diesel engine fire pump has the characteristics of good starting performance, serious load operation, compact structure, time-saving and labor-saving maintenance, simple application, and high level of automatic control technology. It is a security monitoring device with reliable performance.

The biggest difference between the diesel engine fire pump and the electric water pump is that it has its own independent power supply system – the storage battery. Therefore, the start and operation of the diesel engine fire pump can be completely separated from the mains.

The electric fire pump set is a medium and low pressure fire pump product developed by our company in strict accordance with the technical requirements of the national standard GB6245-2006 (fire pump) and the National Fire Protection Association NFPA20 (installation of centrifugal fire pumps). The product has passed the type inspection of the National Fixed Fire Extinguishing System and Refractory Component Quality Inspection Center.

Better technology specializes in the production of fire pump, novel product design, excellent performance, fast water flow, high head, complete varieties; The company independent research and development of fire pump production more than 15 years, and won a number of certification certificates.

According to the needs of system operation control and maintenance management, the fire pump electrical control cabinet mainly has the functions of starting and stopping the pump, switching the main and standby pumps, manual automatic switching, dual power switching, inspection, protection, and feedback mechanical emergency start.

Electric fire pumps are used in various water environments, not only to meet the general water supply but also to be a good helper for fire-fighting water. The electric fire pump is manufactured with good structure and workmanship. It has a wide range of performance, and is easy to use and operate for a long time. The motor fire pump is aimed at various fire water environments, so the selection should also be based on the actual demand environment, performance parameters, etc.