Components of Fire Jockey Pump Set

Due to its stable performance and high frequency of use, diesel engine fire pumps can be matched with various domestic and foreign brands of diesel engines according to user needs, and can be selected according to the required head, flow, power and fire pump material requirements to ensure stable use by customers. Diesel engine fire pumps operate automatically It is simple, adopts good hydraulic design and structural design, and has high operating efficiency. It is very suitable for applications in warehouses, docks, power plants, textiles and other enterprises.

In critical moments, a stable water supply is the lifeline of fire safety. This dual-drive fire pump system, equipped with both a diesel engine and an electric motor, ensures uninterrupted water pressure even during power outages or emergencies. With its compact structure and space-saving design, the unit offers quick modular installation and is ideal for high-rise buildings, underground parking garages, industrial facilities, and petrochemical storage areas where system reliability is paramount.

The system features an intelligent control panel with automatic power source switching, one-click start/stop operation, and real-time status monitoring—minimizing the need for manual intervention. Even under extreme conditions, this system delivers fast response and consistent performance, making it an essential part of any modern fire protection setup.

The National Fire Protection Association (NFPA) has established standards and guidelines governing the installation and maintenance of fire pumps. NFPA 20, the Standard for the Installation of Stationary Pumps for Fire Protection, provides comprehensive requirements for fire pump design, installation, testing, and maintenance.

Compliance with NFPA 20 standards is essential to ensure that fire pump systems are installed and maintained in a manner that meets nationally recognized safety practices. These standards help ensure the reliability and effectiveness of fire pumps in protecting lives and property during fire emergencies.

·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

The EDJ 2000kw 10kv 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.

The diesel engine fire pump is suitable for unattended emergency water supply systems. The product has the characteristics of good technology, high degree of automation, superior performance, complete protection functions, reasonable structure, simple installation, and high cost performance. pipe network pressure.

What is Water Hammer?
A sudden increase in water pressure caused by rapid valve closure or pump shutdown, leading to:

Pipe vibrations and damage.
Pressure surges that can exceed system limits.
Component wear and potential pump failure.
Prevention Methods:
Use slow-closing valves to prevent sudden pressure changes.
Install surge arrestors or expansion tanks to absorb pressure spikes.
Ensure proper pump start/stop sequences to reduce shock loads.

The multi-pump parallel pressure-stabilizing fire pump system has high stability and intelligent constant pressure control capabilities. Through the coordinated operation and automatic switching of multiple pumps, it can achieve continuous and stable pressure in the fire pipeline network, effectively reduce energy consumption, improve system reliability, and is suitable for the fire pressure stabilization water supply needs of high-rise buildings, industrial parks and large public facilities.

Automatic-start electric fire pumps are renowned for their intelligent control and high efficiency, featuring automatic detection and rapid response capabilities to ensure immediate activation of the water supply system in the event of a fire. Their high-strength materials, protective motors, and energy-saving design enable stable operation in various complex environments, making them widely used in high-rise buildings, industrial facilities, and municipal engineering projects. They are an ideal choice for modern intelligent fire protection 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.

The electrical control cabinet type pressure stabilizing pump set is an intelligent complete set of equipment used for maintaining the pressure of fire protection pipeline network. It has the advantages of automatic pressure replenishment, rapid response, energy-saving operation and multiple electrical protections. It is suitable for high-rise buildings, factories, warehouses and various fire protection systems to achieve stable pressure guarantee and reliable main pump start-up support.

Electric fire pump units adopt a modular design, providing quick installation and flexible application. They feature intelligent control, high efficiency and low maintenance. They are widely applicable to various buildings and industrial facilities, ensuring stable water supply and efficient fire extinguishing. They are an indispensable core equipment in modern fire protection systems.

Yes, fire pumps can operate in high-altitude locations, but their performance may be affected due to reduced atmospheric pressure, which can impact water flow and engine performance. It’s essential to select pumps specifically designed or adjusted for high-altitude use, ensuring they meet the required pressure and flow rates.

– Protection of Critical Data Infrastructure: Ensuring reliable fire protection for servers, storage, and network equipment.
– Non-Disruptive Fire Suppression: Implementing systems that minimize the risk of data loss or equipment damage.
– Redundant Systems for Reliability: Providing redundant fire protection systems to ensure continuous operation.
– Compliance with Data Center Safety Standards: Adhering to fire safety regulations specific to data centers and IT infrastructure.

Highly efficient, energy-saving and durable horizontal centrifugal fire pumps offer excellent hydraulic performance, low energy consumption, long life and high reliability. Suitable for a variety of fire protection systems in high-rise buildings, industrial plants, warehousing and logistics, they ensure rapid and stable water supply in the event of a fire and comply with international standards and energy-saving and environmental protection requirements.

This high-reliability fire pump set is designed to meet the challenging firefighting demands of complex environments, making it ideal for use in extreme conditions such as high temperatures, humidity, or low temperatures. Whether in petrochemical plants, high-rise buildings, or industrial parks, this pump set operates reliably under various tough working conditions, ensuring a continuous and stable water supply.

The system is driven by an advanced electric motor and equipped with an intelligent control panel that features automatic start/stop, pressure adjustment, and fault alarms, ensuring efficient and stable performance under all conditions. The modular design enhances the flexibility and maintainability of the pump set while significantly reducing operational and maintenance costs, ensuring long-term stability and high efficiency.

Compliant with international safety standards and rigorously tested for quality, this fire pump set meets the high requirements of modern fire protection systems, making it the ideal solution for safeguarding the fire safety of critical facilities.

As the core component of a fire protection system, the performance of fire pumps directly affects fire suppression efficiency. To ensure optimal performance, we maintain strict control over every stage, from design and manufacturing to installation and maintenance.

In the design phase, we utilize advanced fluid dynamics technology to optimize the pump structure, minimizing energy loss and maximizing water flow efficiency. The carefully designed impeller and flow channels enable the pump to maintain stable operation under high pressure while reducing noise and vibration, thereby extending its service life.

During the manufacturing process, we select high-strength, corrosion-resistant materials such as stainless steel and ductile iron to ensure durability in harsh environments. Precision machining and rigorous quality inspections guarantee that every fire pump meets industry standards before leaving the factory.

Proper installation is equally critical. Our professional team develops the best installation plan based on the site environment, ensuring tight pipe connections, smooth water flow, and stable electrical control system operation. The integration of intelligent control systems allows for automatic start-stop functions and remote monitoring, significantly improving response speed and operational convenience.

Finally, regular maintenance and inspection are essential for long-term efficiency. Our comprehensive after-sales services include routine inspections, spare parts replacement, and remote troubleshooting, ensuring the pump remains in peak condition.

Through scientific design, high-quality manufacturing, expert installation, and thorough maintenance, our fire pumps provide reliable fire protection solutions, helping to build highly efficient and secure fire suppression systems.

Multi-outlet mobile fire pumps feature independent power, rapid deployment, and multi-point water supply capabilities, making them suitable for industrial areas, chemical bases, urban fire fighting, and emergency rescue. They offer advantages such as high head, high flow rate, and flexible operation, making them an ideal solution for dealing with large-scale fires and multi-area firefighting needs.

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 full name of the diesel engine fire pump we usually say is the engineering diesel fire pump set, which can operate at an ambient temperature of -25~55°C, and can be automatically charged, automatically started, and has the functions of automatic alarm and automatic preheating. It is very reliable.

The fire pump group is composed of electric pump + diesel pump + jockey pump. The conventional electric pump is the main pump, and the diesel pump is the backup pump. The jockey pump plays a role in the stabilization of the whole system. When the electric pump fails or When the mains is cut off, the control cabinet will receive the signal from the electric contact pressure gauge and start the diesel engine pump within 5 seconds, and reach the rated working condition within 20 seconds to ensure the normal firefighting work.

In fire protection systems, various types of fire pumps are used. Fire pumps are classified as horizontal split case, vertical split case, vertical in-line, vertical turbine, or end suction. These fire pumps may be powered by an electric motor, a diesel engine, or on rare occasion powered by a steam turbine.

Regular maintenance is crucial to ensure the reliability of outdoor fire pumps. This includes checking and changing engine oil, inspecting and cleaning intake strainers, testing pump operation, and ensuring all hoses and connections are in good condition. Additionally, regular testing and inspection by qualified professionals are recommended.

The pump have the National Fire Protection Association Standard NFPA20 standards.The diesel engine fire pump is equipped with the characters of good and strong overload capacity, compact structure, easy to maintain and high degree of automation.
Fire Pump Equipment for warehouses, docks, airports, petrochemical, power plants, liquefied gas, textiles, ships, oil tankers and other occasions of a fire service.

The model of fire pump unit consists of six parts: pump characteristics, pump unit characteristic code, main parameters, use characteristic code, auxiliary characteristic code and enterprise custom code
The fire pump with power source is generally composed of a group of fire pump, power source, control cabinet and auxiliary devices.
The diesel electric hybrid fire pump unit can complete the work in various environments more safely, comprehensively and efficiently. In case of power failure, the electric pump will stop working and the diesel pump will start within ten seconds to continue working instead of the electric pump.

This fire pump features an outstanding energy-saving hydraulic design, which not only significantly reduces operational energy consumption but also ensures continuous high-performance water flow during emergencies. Its internal structure is meticulously optimized to minimize fluid resistance while enhancing flow and pressure output, resulting in lower energy usage and improved efficiency. Whether used in industrial settings or commercial buildings, this fire pump delivers stable and powerful hydraulic support while reducing operational costs, providing an uncompromising safeguard for fire 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.

High-performance diesel fire pump sets with independent energy supply, strong power and stable operation are suitable for high-rise buildings, factories, petrochemical sites and other places to ensure continuous water supply and fire safety.

A fire pump starts when the pressure in the fire protection system drops below a set threshold, indicating water flow caused by sprinkler activation or manual use of a fire hose. The pressure drop is detected by pressure-sensing devices, triggering the fire pump to activate and provide adequate water pressure.

Fire-fighting package set water supply equipment manufactured by is referred to as
“dual-power”, “Fire Pump Set” hereinafter as “dual-power”, “Fixed Fire Pump Installation
Standard” and “Standard for the Fixed Fire Pump Installation Standard” of the
American Fire Protection Association in accordance with China Standard GB27898.5-2011
Fixed Fire-fighting Water Supply Equipment Part 5 “Fire Dual-power Installation of
Stationary Pumps for Fire Protection -2016 design and manufacture. Comply with the
latest Chinese national standard CCCF certification requirements and obtain the
certificate. Dual power is one of the reliable products in fire fighting water supply equipment.