Efficient Deep Well Firefighting Solution: Advantages of Diesel Engine Vertical Long Shaft Fire Pump

Safety precautions include de-energizing electrical systems before maintenance, providing proper ventilation in pump rooms, and following lockout/tagout procedures to prevent accidental startup.

In the fire fighting pipeline pump, according to the different installation methods can be divided into vertical fire pumps and horizontal fire pumps, many people have questions about these two common pumps, what is the difference between the two? Shanghai Xizhiquan will explain the difference between horizontal and vertical pumps.

Obviously, different installation methods take up different space. Vertical pipeline pumps are installed vertically, covering a relatively small area, and vertical fire pumps do not require a foundation, while horizontal fire pumps need to be equipped with a base.

According to the different structures of the two pumps, it can be concluded that there is also a certain difference in the ease of maintenance of the two types of fire fighting pipeline pumps. The impeller of the vertical fire pump needs to be dismantled from top to bottom, which makes maintenance more difficult; the horizontal fire pump only needs to have the inlet pipe removed so that the impeller can be overhauled, which is relatively simple.

Due to the different inlet and outlet pipe directions, the pipeline connection between vertical and horizontal is also different. As the vertical pump is a bottom-up structure, while the horizontal fire pump is longitudinally arranged on the base, so the motor of the vertical pump and the pump body are connected in the form of sub-mouth connection, while the horizontal pump needs to use couplings to connect with the motor, and the horizontal pipeline pump needs to be corrected regularly.

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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.

Fire pumps are necessary because municipal water supplies might not always provide sufficient water pressure to effectively fight fires in large buildings or areas. Fire pumps boost the water pressure to ensure proper coverage and firefighting capabilities.

·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

Durable diesel fire pump with independent power supply ensures reliable water delivery without electricity, featuring fast start, high efficiency, strong adaptability, and low maintenance, ideal for mines, chemical plants, and ports.

Discover the Intelligent Diesel Control Cabinet Fire Pump Set—engineered for high-efficiency water delivery, smart automation, and unmatched reliability in critical fire protection systems. Ideal for industrial and remote installations.

EDJ fire pump is a kind of electric and diesel engine dual-drive fire water supply equipment designed and manufactured by Better Technology Co., Ltd. according to the <> standard, and has obtained 3CF certification. Better dual-power fire pump has many models and can be customized according to needs.

·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

50gpm 6bar ED fire pump set test video

EEJ Fire pummp set
Fire pump system is made of E+E+J
Operation: 1 Duty (electric) + 1 standby (electric) + 1 Jockey
Capacity: 100, 150, 200, 300, 400, 500, 750, 1000…GPM with pressure 4, 5, 6, 8, 10… Bar.
Pressure vessel 25, 50, 75, 100…liters, pressure will be 0.6mpa, 1.0mpa, 1.6mpa, select according to pump head.

Fire pump refers to a clean water pump used for fire water supply, and a single water pump with a non-corrosive treatment medium temperature below 80°C. The pump unit is a joint operation of multiple fire pumps to ensure the quantity and stability of water supply. The electric motor fire pump set adopts multiple fire water 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.

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.

Flow:120GPM~1500GPM
Head :H＜150m
Speed:2950-3550RPM

High-viscosity single screw fire pump designed for continuous and stable output, providing strong self-priming, wear resistance, low pulsation, and reliable long-term operation for industrial and fire protection applications. Perfect for complex fluids, harsh environments, and demanding systems requiring consistent pressure and uninterrupted flow.

When installing fire pumps and jockey pumps, environmental considerations are increasingly important to minimize ecological impact and comply with regulatory standards. This includes choosing energy-efficient models that reduce power consumption and greenhouse gas emissions, which can be particularly significant for systems that operate continuously or frequently. Additionally, it is important to consider the water source for fire pumps, ensuring that they do not deplete local water supplies or adversely affect nearby ecosystems. Using sustainable materials and manufacturing processes for pump components can also reduce environmental footprints. In some cases, fire pump systems can be integrated with rainwater harvesting or greywater recycling systems to utilize alternative water sources, further minimizing environmental impact.

This highly efficient horizontal centrifugal electric fire pump boasts powerful water supply capacity and stable operation, a compact design, and easy installation. It’s suitable for fire protection systems in high-rise buildings, industrial facilities, and large public spaces. Its energy-saving design and reliable control system ensure stable water pressure at critical moments, providing a solid foundation for safety and protection.

In high-rise buildings, fire pumps and jockey pumps are critical components of the fire protection system, ensuring that water is delivered to the upper floors with sufficient pressure. Due to the height of these buildings, gravity significantly reduces water pressure as it travels upwards, making it essential for fire pumps to boost pressure to maintain effective firefighting capabilities. Jockey pumps maintain system pressure in between fire pump activations, compensating for minor leaks and ensuring the system is always primed. The design of these pumps in high-rise buildings often includes considerations for redundancy, with multiple pumps and backup power supplies to ensure continuous operation even during power outages or pump failures. This redundancy is vital in high-rise buildings, where a delay or failure in water delivery could have catastrophic consequences.

Discover the performance and reliability of horizontal coupling fire pumps, engineered for efficient, continuous water supply in modern fire protection systems. Ideal for high-rise buildings, industrial facilities, and emergency scenarios requiring powerful and stable operation.

When customers choose a fire pump, they must choose the fire pump with the appropriate specifications according to their own needs, so that the fire pump can play its best role. And when choosing a fire pump, you must choose a fire pump produced by a regular manufacturer. Such a fire pump has more quality assurance, and the manufacturer will also provide customers with better after-sales service. When choosing a fire pump, don’t be blinded by those ultra-low-priced fire pumps on the market. Behind the ultra-low price, there are bound to be some quality defects hidden.

Three start-up functions for diesel engines:
1. Manual start function: manual and automatic interlocking can be completed through the transfer switch, and the manual start function can be realized:

2. Automatic manual function: allow to start three times. If the startup fails for three times, it will issue a “startup failure alarm” and automatically exit the startup state. After a successful startup, the time from startup to rated load is 5-10-15S (depending on the unit capacity);

3. Emergency manual direct start function: When the automatic control device fails, the emergency manual direct start function can be realized.

XBC series diesel engine fire-fighting pump group is a new-style fire-fighting equipment (“equipment” thereafter) developed by this Co. in accordance with GB6245-98 “Performance Requirement and Testing Method of Fire-fighting Pumps” and NFPA20 “Installation of Centrifugal Fire-fighting Pumps” etc. standards and, upon the
fitted fire-fighting pumps (single-stage single-suction type, single-stage double-suction type and sectional multistage type), can be divided into XBC-IS, XBC-S and XBC-D three sub series. The equipment has a wide range of pressure and temperature and can be used for almost every occasion necessary for fire-fighting. The diesel engine fitted with the equipment is an excellent product domestic or imported, features good starting performance, strong overload capacity, compact structure, easy maintenance and use and high degree of automation. The equipment is really a fire-fighting one advanced and reliable in performance. The reasonable use and serious maintenance of the fire pump is the most important prerequisite for ensuring the normal and reliable operation of the pump, giving full play to the emergency function and prolonging the service life. In order to make the pump operator familiar with its structural characteristics, grasp the use and maintenance methods, and make good use of the pump, we have prepared this manual for the operator reference

Discover how a high-performance diesel-driven fire pump enhances emergency response with continuous operation, fast startup, strong pressure output, and exceptional reliability in demanding firefighting environments. Perfect for industrial sites, remote areas, and critical fire protection systems.

The application of diesel engine fire pump is also more and more extensive. Diesel engine fire pump is a common 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. The diesel engine fire pump is installed together with the electrical instrument, with complete functions, compact structure, automatic fault alarm, accepting the starting signal, and can automatically complete the starting procedure and run at full load quickly. , enough to ensure that the diesel engine fire pump starts in a low temperature environment, the entire system of the diesel engine fire pump is safe, reliable, and easy to use.

Flow: 120GPM≤Q≤1500GPM
Rated pressure: ＜150m
Speed: 2950 to 3550 RPM
Frequency: 50Hz or 60Hz

In modern buildings and industrial facilities, efficient space utilization is crucial. Our Vertical Inline Fire Pump is specially designed to meet this need. With a vertical structure and in-line suction and discharge ports, it is easy to install directly into the pipeline without requiring a separate base, making it ideal for locations where floor space is limited or restricted.

This pump not only features a compact design but also offers high efficiency, strong head, and large flow rate. It can start quickly during emergencies and provide a stable and continuous water supply to the fire protection system. The motor is directly connected to the pump body, ensuring low vibration, smooth operation, and easy maintenance. It is an ideal solution for buildings, factories, warehouses, and other fire safety applications.

Whether for new construction or system upgrades, the Vertical Inline Fire Pump delivers a more reliable, efficient, and intelligent solution for your fire protection system.

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.

Application Scope
Equipment for warehouses, docks, airports, petrochemical, power plants, liquefied gas, textiles, ships, oil tankers and other occasions of a fire service.

Using Instruction
Altitude ≤ 1000m;
Ambient temperature: +5 °C ~ +40 °C;
Relative humidity: <= 90%.

In cold climates, jockey pumps must be designed and installed with specific considerations to prevent freezing and ensure reliable operation. This includes using heat tracing or insulation on piping and pump components exposed to low temperatures to prevent ice formation that could block water flow. Jockey pumps may also be housed in heated enclosures or indoor pump rooms to maintain a consistent temperature around the equipment. Additionally, the selection of antifreeze solutions or special materials resistant to cold temperatures can help protect the pump from damage. Regular monitoring and maintenance are also essential to ensure that the jockey pump remains operational and that the fire protection system is always ready to respond, even in harsh winter conditions.

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.