EDJ Fire Pump System (Complete) – Standard Pump

This fire pump set can be used outdoors, integrated pump station, no need to build another pump room, cost saving, composed of electric pump + diesel pump + jockey pump, three pumps automatically start and stop, when the stabilizer pump detects When the electric pump fails to run normally, the diesel engine pump starts automatically, which is not affected by the mains, and can also be used when the power is cut off. The fire pump set is widely used in various emergency firefighting occasions.

Although the electric fire pump has the advantages of simple operation and maintenance, the design specifications of most fire protection systems stipulate that when using the electric fire pump set, it should have the condition of double circuit power supply, and usually should have the diesel engine fire pump set as a backup pump set. Electric fire pump sets are driven by electric motors, and there are many varieties with different structures such as horizontal and vertical. The electric fire pump set has a small footprint, light weight, low noise, and good start-up and operation performance.

Fire pump systems are comprised of various components, each playing a critical role in ensuring their proper function. Some of the key components include:

Fire Pump: This is the heart of the system, responsible for pressurizing the water and sending it to the fire protection devices.

Controllers: Controllers monitor the system, automatically starting the pump in response to a fire alarm signal and providing system status information.

Suction and Discharge Piping: Properly designed piping is essential for efficient water flow. Suction piping brings water to the pump, while discharge piping carries it to the fire protection devices.

Pressure Relief Valves: These safety valves release excess pressure to prevent damage to the system.

Valves: Various valves control water flow within the system, allowing for isolation, testing, and maintenance.

These components work in concert to provide reliable water distribution in case of a fire.

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 intelligent diesel engine water pump products developed by our factory are equipped with an unattended intelligent system as standard configuration. The product has the characteristics of mature technology, high degree of automation, reasonable structure and easy installation. At the same time, in order to meet the different needs of users and reasonable investment, the products are divided into multiple application series such as fire pumps, industrial emergency pumps, agricultural water pumps, marine water pumps, trailer mobile water pump stations, etc., which can be linked and switched with electric fire pumps.

This diesel fire pump set consist of diesel fire pump, jockey pump and accessories. It is used for warehouses, docks, airports, petrochemical, power plants, liquefied gas, textiles, ships, oil tankers and other occasions of a fire service.

DJ series fire pump set consists of Diesel pump + Jockey pump and all accessories.
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.

Application fields of XA fire pump:
For conveying clean water and liquids with physical and chemical properties similar to water;
Liquid pressurization devices of water works or water supply companies;
Circulation and cooling systems, boiler feed water, industrial water supply and drainage in industrial process systems;
Farmland irrigation and drainage, air conditioning system, urban water supply and drainage, fire protection system.

ZJBetter provide three types of fire pump system, such as diesel engine fire pump set, electric driven fire pump set, EDJ fire pump set.

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 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.

Fire pump systems, like any mechanical equipment, can face various challenges that impact their performance and reliability. Some common issues include:

Cavitation: This occurs when there’s excessive pressure drop in the suction piping, causing vapor bubbles to form within the pump. Cavitation can damage the pump and reduce its efficiency.

Overheating: Fire pumps generate heat during operation. Overheating can lead to pump failure, so proper cooling and ventilation are essential.

Blockages: Debris or obstructions in the piping can impede water flow, reducing the pump’s effectiveness.

Wear and Tear: Like any mechanical equipment, fire pumps experience wear over time. Regular maintenance is essential to replace worn parts and ensure longevity.

Identifying and addressing these challenges promptly is essential for maintaining the functionality and reliability of fire pump systems.

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.

The DJ fire pump equipment is composed of a diesel engine pump and a jockey pump. The diesel engine pump adopts an XA pump with large flow and high lift. The jockey pump adopts a CDL pump. This fire pump set can be used in fire hose and fire hose reel systems, fire sprinkler systems, fire water monitoring systems, fire alarm systems and fire hydrant systems.

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.

Diesel engine fire pump is suitable for high-lift and high-flow fire-fighting water supply environment or as a backup fire-fighting water supply pump. The reason is that the diesel engine has strong power and can be used with large-flow fire-fighting deep well pumps, and the diesel engine fire pump has the characteristics of self-start after power failure. It can provide emergency water supply and is a good choice in fire pumps.

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.

Electric fire pumps are widely used in our production and life, such as in water treatment, fire safety and other departments. After the reform and opening up, it is widely used in life and production due to its characteristics of complete sealing, no leakage, and corrosion resistance.

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.

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 large-scale EDJ electric diesel dual-drive fire pump is a fire-fighting water supply equipment designed and manufactured by Beide Technology Co., Ltd. according to the <> standard, and has obtained 3CF certification. There are many models of Baide dual-power fire pumps, which can be customized according to needs.
Large-scale EDJ electric diesel dual-drive fire pump Pumps for various fire hydrants, sprinkler fire main pumps; suitable for various fire pressurization and voltage stabilization pumps; various villas, residential areas and other fire protection systems; industrial and civil building fire protection System; suitable for various oil depots, oil product loading and unloading terminals, logistics parks and other places with high fire protection level requirements.

Fire pump set test mainly tests pressure and flow. In all pump products, pressure and flow and two extremely important parameters. Pressure determines the pumping height or water delivery height of the pump, and flow determines the hourly water output of the pump. In addition. Product power and voltage, as well as environmental testing is also essential.

Power surges or electrical disturbances can impact the operation of electric fire pumps. Proper surge protection measures, such as surge suppressors and lightning protection, should be in place to safeguard the electrical components of the fire pump system.

Fire pump set consists of one main pump coupled to electric motor, one stand by pump coupled to diesel engine, jockey pump, pressure vessel, controller for manual or automatic operation of system and standard accessories mounted on base frame.

The electric fire pump unit is driven by an electric motor and has many different structures such as horizontal and vertical.

The electric fire pump set has a small footprint, light weight, low noise, and good start-up and operation performance.

Although the electric fire pump set has the advantages of simple operation and maintenance, most of the design specifications of the fire protection system stipulate that when using the electric fire pump set, it should have the condition of dual-circuit power supply. And usually there should be a diesel engine fire pump set as a backup pump set.

The EJ Pump Set is designed according to the customer’s specifications which is including 1 electric pumps, 1 jockey pump and 1 control panel.

The fire-fighting dual-power water supply equipment produced by Better Technology Co., Ltd. is designed and manufactured in accordance with GB 27898.5-2011 Stationary Fire-fighting Water Supply Equipment Part 5 <>. It meets the requirements of 3CF certification and has obtained 3CF certification for fire protection products.

Fire pumps generate heat during operation, and preventing overheating is essential to maintain their efficiency and longevity. This article explores various cooling methods for fire pumps, including air cooling, water cooling, and heat exchangers. It highlights the role of cooling systems in preserving pump performance.

A fire pump is designed to provide adequate water pressure to a sprinkler system during a fire emergency. It is usually powered by an electric motor or diesel engine and is capable of pumping water at a much higher pressure than a domestic water pump. A domestic water pump is designed to provide water pressure to a regular plumbing system for everyday use. It is usually powered by an electric motor and is capable of pumping water at a lower pressure than a fire pump.

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.