Non-UL DJ fire pump set

ED fire-fighting complete sets of water supply equipment are usually equipped with electric pumps, diesel pumps, and it is very important for fire-fighting installations to jockey pumps, so that the pressure level of the system can be maintained without starting the main pump. ED fire-fighting complete set of water supply equipment has reasonable layout, firm installation, reliable connection, compact structure, neatness and convenient maintenance. ED fire water supply equipment is used in hotels, shops, stores, warehouses, workshops, residences and other places with high fire protection requirements.

The diesel engine fire pump is usually used as a backup facility, so it will only start automatically when the fire signal comes, and when the electric water pump fails or the power supply is cut off. When it has a device for starting the pump at ultra-low pressure, its matching electric water pump control cabinet should also have a device for starting the pump at ultra-low pressure, and the lower limit of the two pumps should have a certain pressure difference.

In areas with limited access to technical support and specialized maintenance services, maintaining fire pumps can be challenging. These pumps require regular inspections, testing, and maintenance to ensure they function correctly in an emergency. In remote or underserved areas, finding qualified technicians and replacement parts can be difficult, leading to longer downtime and increased risk of system failure. To mitigate these challenges, fire pump systems in such locations are often designed with redundancy and built-in diagnostics to facilitate remote monitoring and troubleshooting. Training local staff to perform basic maintenance and leveraging online resources for support can also help ensure that fire pumps remain operational even in areas with limited technical support.

For diesel-driven fire pumps, environmental considerations include proper fuel storage and spill containment measures. It’s important to adhere to environmental regulations to prevent pollution and ensure the safe operation of the pump.

The application of fire pumps is not only in fire protection systems, but a variety of fire pumps are gradually showing their superior strength in industrial production and urban construction. This includes the implementation and expansion of high-end technologies for industrial and urban water supply and drainage, and high-rise water supply under pressure.

Discuss the importance of regular fire pump testing to ensure system readiness in case of an emergency. Describe weekly churn tests and annual flow tests, explaining how these tests verify the pump’s performance, check for potential issues, and maintain compliance with NFPA and insurance requirements. Include a checklist to make testing straightforward and encourage record-keeping.

EEJ Fire Pump Set means 2 electric pumps and 1 Jockey pump. The rated pressure is less than 150m. The speed is 2950 to 3550 RPM.

The product is EJ fire pump set. The EJ fire pump set has one electric pump and one jockey pump. The electric pump in the picture is XA pump. XA series horizontal single-stage single-suction centrifugal pump is a new generation of energy saving, environment friendly horizontal centrifugal pump researched and developed by our company, which absorbs advanced technology of similar products abroad and adopts domestic general performance parameters of centrifugal pumps

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. The jockey pump maintains a constant water pressure, optimizing the performance of the fire suppression system. The DJ Fire Pump Set offers a reliable and efficient solution for prompt response to fire incidents, making it an essential component for protecting property and ensuring occupant safety.

Fire pump system comprises a combination of electric motor driven fire pump+diesel engine driven fire pump+electric motor driven jockey pumps+ control panel and other accessory.

Fire pump systems play a crucial role in fire protection. When selecting a system, it is essential to consider factors such as building size, flow requirements, head pressure, and power source to ensure stable water supply in emergencies. Properly matching the pump model not only prevents overload or mismatches but also extends the equipment’s service life. Additionally, focus on product quality, manufacturer credentials, and compliance with national and international standards. Regular maintenance and inspections after installation further enhance the system’s overall safety and reliability.

500gpm8bar EDJ waiting for dispatch

The EE Pump Set is designed according to the customer’s specifications which is including 2 electric pumps and 1 control panel.

1. Jockey pump
2. Suction piping
3. Fire pump
4. Discharge piping
5. Pressure switch
6. Pressure gauge
7. Check valve
8. Control panel
9. Alarm system
10. Bypass valve
11. Priming chamber (if applicable)
12. Backflow preventer (if applicable)

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.

Horizontal and vertical fire pumps differ in their physical orientation, and the choice between them depends on the available space and installation requirements. Horizontal fire pumps are positioned parallel to the ground and are commonly used in facilities with ample floor space. Vertical fire pumps, on the other hand, are designed to be installed in a space-saving, vertical orientation. This makes them suitable for facilities with limited floor space, such as high-rise buildings.

Vertical pumps are often used in skyscrapers, where space is at a premium. Both types of pumps are equally effective, and the choice between them is typically influenced by the layout and structural constraints of the building.

Functions:
Protects fire pump equipment from environmental conditions.
Houses essential components like pumps, controllers, and power sources.
Provides safe and secure access for maintenance personnel.
Design Considerations:
Ventilation & Cooling: Prevent overheating of diesel engines and electric motors.
Drainage System: Prevents flooding in case of pump leakage.
Fire-Resistant Construction: Ensures protection from external hazards.

With the advent of the information age, people have higher requirements for the quality of life, and fire safety is particularly important for high-rise buildings. The state attaches great importance to fire safety work. All workplaces require us to be equipped with fire safety facilities, and fire pumps are necessary water intake equipment for fire infrastructure. The commonly used fire pumps in our country are electric fire pumps and diesel fire pumps. The difference between the two is that the electric fire pumps need a power system. If the diesel engine fire pumps can be started at any time to fill the position of the original electric fire 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 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.

The diesel engine (can be equipped with a clutch) is combined with the fire pump through a highly elastic coupling to form a fire pump unit. The unit also includes diesel tanks, cooling water tanks, fans, control panels (for automatic units) and other components.
When the unit is automatically controlled, the split or diesel engine automatic control cabinet (programmable) realizes the automatic start, input, and automatic switching of the system (switching from the electric pump group to the diesel engine pump group or from this group of diesel engine pump groups to another group of diesel engines) pump set), automatic protection (diesel engine overspeed, low oil pressure, high water temperature, three start failures, low oil level, low battery voltage and other alarm shutdown protection) and other functions, and can also interface with the user’s fire center or automatic fire alarm device, Realize remote monitoring.

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.

The diesel engine fire pump has the advantages of light weight, small size, flexible movement, quick start, fast water discharge time, large fuel tank capacity, corrosion resistance, reliable use, convenient maintenance, etc., fast automatic start and self-priming, and self-priming after dry running. Heavy-duty pump bearings – longer life; other parts are made of high-quality copper and stainless steel or customized by customers. The high-efficiency open impeller design of the diesel engine fire pump can handle large solids and abrasive materials while maintaining a high flow rate, and the large-capacity air treatment can be used for more “well point dewatering projects”.

This fire pump is equipped with an automatic monitoring and alarm system, which allows real-time monitoring of the pump’s operational status and sends timely alerts in case of any abnormalities. Users are immediately notified of any issues, enabling them to take appropriate action in the shortest possible time. This significantly enhances operational safety and effectively reduces the risk of equipment failure. The introduction of an intelligent control system ensures that the pump automatically starts when needed and maintains efficient operation, guaranteeing the reliability and timely response of the fire protection system. Additionally, the high-performance design and durability of this fire pump ensure stable performance in various environments, providing sustained, efficient water supply over extended periods.

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.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.

·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

25≤Q≤100GPM
30≤H＜120m

The minimum fire rated pressure of EDJ small fire fighting package set water supply equipment is 3 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 have a wide range of uses. In addition to providing water for fire-fighting piping systems, they can also be used for industrial water delivery. Fire pumps can also be used for water supply and drainage systems in cities. There are other relatively long-distance water delivery tasks, such as heating boilers, hot and cold water circulation pressurization of bathroom boilers, etc., which can all be completed by means of fire pump systems.

Fire pumps used in different fields have different professional characteristics. For example, fire pumps in the general sense are installed on professional fire trucks or other special fire-fighting facilities, and are used to transport water and foam solutions for fire-fighting Pump.

Fire pressurized and stabilized water supply equipment can make the fire water supply pipeline system the most unfavorable point always maintain the fire pressure, and the use of air pressure water tank always stored in the 30 seconds of fire water, to ensure the fire pump before the operation of the fire spray water; The device uses the operating pressure set by the air pressure water tank to control the operating condition of the pump and achieve the function of pressurization and pressure stabilization.

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.