Diesel engine fire pump can form automatic fire water supply system with electric pump group and jockey pressure pump

Explain the unique advantages of UL-listed fire pumps, including verified performance, enhanced safety through rigorous testing, and compliance with international standards, which is essential for securing building permits and insurance. Outline how UL-listed pumps often offer greater reliability during emergencies and ensure easier maintenance and support, making them ideal for facilities requiring dependable fire protection.

The box type double power fire pump is easy to install and does not need to build another pump room. The complete set of equipment leaves the factory with simple operation and reliable performance.

Fire pumps are necessary to maintain adequate water pressure for firefighting, especially in high-rise buildings, large industrial facilities, or areas with insufficient water supply.

A typical firefighting pump system consists of the pump itself, intake and discharge hoses, nozzles, strainers or filters to prevent debris from entering the pump, and sometimes additional accessories like foam injection systems for enhanced fire suppression capabilities.

Fire pump system is made of Diesel+Jockey pump
1. Diesel engine pump, can use single stage pump, horizontal split case pump, end suction pump, multistage pump, material can be cast iron, stainless steel, and bronze impeller , with fuel tank, water tank，fan, control box
2. Jockey pump, horizontal or vertical, capacity will be small, but head should be higher than electric and diesel engine pump
Jockey material casing: cast iron, shaft and impeller: SS304

Diesel engine fire pumps can be used to transport clear water below 80°C without solid particles or liquids with physical and chemical properties similar to water. On the premise of meeting the fire protection conditions, the requirements of the living and production water supply conditions are taken into account. The products can be used not only in independent fire water supply systems, but also in fire protection and domestic shared water supply systems, as well as in construction, municipal, industrial and mining, water supply and drainage, ships, field operations and other occasions.

1. The biggest feature of the complete fire pump set is its strong reliability. Even if it is restarted for a long time, it will not bite to death, and it can be restarted normally.
2. The use efficiency is very high. During the use process, there will not be too much noise. The installation form of the fire pump set is very flexible, and it is convenient for maintenance, which can effectively save installation and maintenance costs.??

The fire pump refers to a clean water pump used for fire water supply, and a single pump that handles medium temperature below 80 degrees and is not corrosive. The pump set is the joint operation of multiple fire pumps to ensure the quantity and stability of the water supply. The electric motor fire pump group adopts multiple fire pumps powered by electric motors. The general fire water supply environment is equipped with one electric and one diesel fire pump as the reserve water pump to ensure sufficient emergency water consumption. The main components of the electric motor fire pump group are the motor and the pump body. The subdivision of the pump body is the pump casing, the impeller, the pump shaft, the bearing, the coupling, the sealing form, the lifting pipe, etc. The specific fire pump model is determined according to the environment and performance requirements. According to the material quotation required by the customer, accurate selection is beneficial to on-site use and reduces failure problems.

ED small fire fighting water supply equipment is used in hotels, shops, stores, warehouses, workshops, residential and other places with high fire protection requirements.

Diesel engine + electric drive fire pump set is a fire-fighting equipment tailored by Better Technology Group for foreign customers. It can be driven by diesel engine or electric drive. The product has high operating efficiency, stable operation, low noise and compact structure. , suitable for use in European and American countries. The diesel engine + electric dual-drive fire pump set is also called dual-power fire pump set. It has a beautiful appearance and a wide range of applications. It can provide one-to-one certification and AB signature.

Floating impeller axial force tone- balancing device
The balancing slice device has two gaps, the radial gap behind the impeller and the axial gap of the balancing slice, because of these two gaps, the balancing slice can automatically acclimate the axial l gap to achieve automatic balance of axial force, and the tableware rotor is in a floating state.

The principle of the balance plate is scattered to the impeller, the impeller back mouth ring radial concurrence below the axial concurrence, this device that’s the same as the balance plate, the conformation of two gaps, only in a different position. Because the impeller has these two gaps to round each other, so that the impeller can also achieve automatic balance of axial forces.

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. Elevate your fire safety standards with this powerful solution and gain peace of mind knowing that your property and lives are protected. Choose the Outdoor Fire Pump Set and experience the ultimate fire protection solution.

250GPM 8BAR SPLIT CASE PUMP
This is DJ fire pump clients as need
Capacity as 250gpm 8bar

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 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.

Fire pumps are designed to operate in a range of environmental conditions, but extreme weather conditions can pose challenges. Adequate protection measures and regular maintenance help ensure that fire pumps function reliably in various weather conditions.

Fire pump sets are often required when the local water system cannot provide sufficient pressure to meet the design hydraulic requirements of the fire sprinkler system. This typically occurs in multi-story buildings or systems that require relatively high terminal pressures at fire sprinklers in order to release large volumes of water, such as storage warehouses. A fire pump is also required if the water supply is provided from above-ground or underground storage tanks.

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.

·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

Leakage failure in a fire pump refers to the undesirable escape of fluid, typically water, from the pump or its associated components. It is a critical issue that can hinder the performance and reliability of the fire pump system. Here are some key aspects of leakage failure in a fire pump:

Causes of Leakage: These include worn or damaged seals, gaskets, or O-rings, improper installation or tightening of connections, corrosion or erosion of pump components, and excessive vibration or misalignment.

Effects on Performance: Leakage compromises the efficiency and effectiveness of the fire pump system.

Safety Risks: Leakage failure poses safety risks to personnel and property.

Maintenance and Inspection: Regular maintenance and inspection are crucial for preventing and addressing leakage failure.

Corrective Actions: When leakage is detected, prompt action should be taken to rectify the issue.

Addressing leakage failure in a fire pump system is essential for maintaining its reliability and performance. By implementing regular maintenance practices, conducting thorough inspections, and promptly addressing any signs of leakage, the risk of failure can be minimized, ensuring the fire pump operates optimally and provides reliable water supply during critical firefighting situations.

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.

Fire pumps are part of the water supply to a fire sprinkler system and are powered by electricity or diesel. The pump inlet is either connected to a public groundwater supply or to a static water source (e.g. tank, reservoir, lake). This pump provides higher pressure water flow to sprinkler system risers and hose risers.
Our factory can manufacture NFPA20 compliant fire pumps.
Fire pumps can function with electric motors or diesel engines, and if local building codes require electricity independent of the local grid, pumps using electric motors can use the installation of an emergency generator when connected through a transfer switch listed.

The video displays a fire pump set consisting of jockey, electric, and diesel pump. The pump model is the OTS series.

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.

Diesel engine fire pump is a common and 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. Diesel engine fire pump is installed together with electrical instruments, with complete functions, compact structure, automatic fault alarm, receiving start signal, and can automatically complete the start-up procedure and fast full-load operation. , Enough to ensure that the diesel engine fire pump is started in a low temperature environment, the whole system of the diesel engine fire pump is safe, reliable, and easy to use.

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.

Diesel engine fire pump is also called “engineering diesel engine fire pump group”. Diesel engine fire pump group has the characteristics of good starting characteristics, strong overload capacity, compact and reasonable structure, convenient maintenance, simple and reliable use and so on. The unit is equipped with protection functions such as overspeed, low oil pressure, failure to start three times, high water temperature, low oil level, and low battery voltage. It can fully meet the fire water supply in various occasions such as warehouses, docks, airports, petrochemicals, power plants, liquefied gas stations, textiles and other industrial and mining enterprises.

This is a fire pump set with a flow rate of 2500gpm and a pressure of 70m. It consists of electric pump + diesel pump + jockey pump. For fire pump set, we have different types of components. It is suitable for fire-fighting occasions such as warehouses, docks, airports, petrochemicals, power plants, liquefied gas, textiles, ships, oil tankers, etc.

Fire pumps are designed to run continuously during a fire emergency. They must be able to sustain operation for the duration required to control or extinguish the fire, which can be several hours.

Factors include the building size, height, occupancy type, local fire codes, water supply source, and the required water flow and pressure. A thorough hydraulic analysis is typically performed to determine the appropriate pump size and type.

Water supply reliability is paramount for the effective operation of fire pumps. This article explores the significance of a consistent and adequate water source, such as municipal water mains, dedicated fire service water tanks, or reservoirs. It highlights the measures required to ensure water supply reliability and the potential consequences of water source inadequacy.