What is the role of jockey pumps in a fire pump system?

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

When selecting a firefighting pump, factors such as the intended application (e.g., residential, industrial, wildland), required flow rate and pressure, available power source (e.g., gasoline, diesel, electric), portability, and budget should all be taken into account. Consulting with experts or fire safety professionals can help ensure you choose the right pump for your needs.

The Fire Pressure Stabilization Equipment, coupled with the CDL Vertical Multistage Fire Pump, offers a comprehensive solution to elevate fire safety measures. This powerful combination ensures a consistent water pressure for effective fire suppression. By incorporating pressure stabilization technology, this system guarantees an uninterrupted fire water supply, efficient water distribution, and reliable operation of fire hydrants and sprinkler systems. With advanced infrastructure and the ability to maximize firefighting capabilities, this configuration significantly enhances overall fire safety standards. Investing in fire pressure stabilization equipment is a proactive step towards ensuring superior fire protection and providing peace of mind in critical situations.

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.

A multistage pump is a multistage centrifugal pump in which two or more impellers are installed on the pump shaft and connected in series to work together. A horizontal multistage centrifugal pump refers to a multistage pump in which centrifugal pumps with two or more impellers are combined. The multistage centrifugal pump is characterized by high efficiency and energy saving, wide range of use, special purpose, stable operation, long service life, convenient installation and maintenance, etc.

Yes, various national and local codes and standards, such as NFPA 20 (Standard for the Installation of Stationary Pumps for Fire Protection), provide guidelines for the installation, operation, and maintenance of fire pumps.

The national standard name of the diesel engine fire pump is “engineering diesel engine fire pump group”, and the national standard model is XBCL/Q where L is the lift value and Q is the flow value. XBC diesel engine fire pump set is the latest according to the national standard GB6245-2006 “fire pump performance requirements and test methods”. This series of products has a wide range of lift and flow, and 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.

The diesel engine fire pump set has the characteristics of good starting characteristics, strong overload capacity, compact and reasonable structure, convenient maintenance, simple and reliable use, etc. 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. At the same time, it can be connected with the customer’s automatic fire alarm device or the centralized control cabinet of the fire protection system produced by our factory to realize the function of remote monitoring.

Non-UL Flow：30-9000 GPM
Non-UL Head： 3-20 Bar (40-300 psi)
UL Flow：50-3000 GPM
UL Head： 5-20 Bar (72.5-290 psi)
The EDJ Fire Pump Set includes diesel engine pumps, electric pumps and jockey 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 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.

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.

Fire pumps require regular maintenance to ensure their reliability. Maintenance tasks include routine inspections, lubrication, testing, and exercising the pump to prevent corrosion and ensure proper functionality.

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.

As the name suggests, fire pumps are used in fire protection. They are divided into different types according to different classification methods. They are fully sealed and leak-free. They are used in environmental protection, water treatment, fire protection and other departments to pump various liquids. They are created The ideal pumps for non-leakage, civilized workshops and civilized factories are similar to the pumps for fire protection systems, but the head and flow are different.

Fire pump set manufactured by Better Technology CO., LTD. In accordance with the Chinese national standard GB27898.5-2011 fixed fire water supply equipment part 5 “fire double power water supply equipment” hereinafter referred to as “packaged fire pump”, “ Fire Pump Set” or “fire pump packages” and National Fire Protection Association’s NFPA20 “Standard for the Installation of Stationary Pumps for Fire Protection”(2016). and meet the latest Chinese national standard CCCF certification requirements and obtain a certificate. Fire pump package is one of the reliable products in fire water supply equipment.
The minimum fire rated working pressure of fire pump package is 0.3MPa, and the minimum fire rated working flow is 2L/S. The fire pump package includes at least two types of motor pump sets, engine pump sets, jockey pump sets, diaphragm pressure tanks, pipes, valves, electrical control systems, control sensors and other related accessories driven by the power source. Fire water supply equipment continuously supplies water to the fire pipe network. The reasonable layout, the firm installation, the reliable connection, the compact and tidy structure, and convenient for maintenance and overhaul.

Diesel engine fire pump is a kind of mechatronics equipment that is directly driven by diesel engine fire pump and can start and complete water supply in a short time. Diesel engine pump set is driven by diesel, no external power supply is required. Diesel engine pump is suitable for agricultural irrigation, emergency rescue, smelting, hangar, petrochemical oil depot, power plant, liquefied gas station, textile and other fire-fighting water supply occasions, especially in the absence of electricity, When the power grid is not satisfied, it is the safest choice to use a diesel engine to drive the water pump.

·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 fire pump is used to pump all kinds of liquids. It is an ideal pump and fire protection system for creating non-leakage, non-pollution civilized workshops and civilized factories. It is often installed on fire trucks, fixed fire extinguishing systems or other fire-fighting facilities for transportation Special pumps for liquid extinguishing agents such as water or foam solutions. Fire pumps are widely used in environmental protection, water treatment, fire protection and other departments.

The diesel engine with right-angle gearbox combination is a high-performance power transmission solution widely used in various industrial applications. It features a diesel engine as the primary power source and a right-angle gearbox for efficient power redirection and speed matching. This compact and reliable duo enhances production efficiency, reduces energy consumption, and provides a stable power source for industrial automation and ship propulsion systems. Its adaptability to diverse climate conditions and load demands further reinforces its significance in modern industries.

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.

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.

EDJ Fire pump set consists of a main electric pump(driven by electric motor),standby diesel pump(driven by diesel engine), and a jockey pump.Pumps are assembled with discharge pipe and suction pipe as well as ControlPanel.And this fire pump system can be customized for different purposes such as high rise buildings, warehouses,facilties,hospitals,supermarkets, shopping malls, vllas,apartments,etc.

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.

·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

1. Export: All fire pump components should be carefully inspected and packed to ensure that they meet all applicable export laws and regulations. All components should be properly marked or labeled to be easily identified even in a foreign country.

2. Import: The importing country may require certain types of documents to be presented with the fire pumps. These documents may include an export permit, a commercial invoice, a packing list, or perhaps even an insurance policy. If exporting to a foreign country, a customs clearance may also be required.

3. Regulatory Requirements: Fire pump components may fall under certain regulatory requirements, either imposed by the importing country, or by the country of origin. It is important to check with the relevant regulatory authorities to ensure that the equipment meets all applicable regulations.

4. Certification: Depending upon the type of pump being imported, or exported, certain certification may be required. Certification of fire pumps may include UL or ITU ratings, as well as other safety or performance criteria. It is important to comply with all such regulations to ensure the safety of the installed fire pump system.

Diesel fire pump is suitable for discharging seriously polluted industrial wastewater, sewage discharge station in main residential area, water distribution system of urban sewage treatment plant, drainage station of civil air defense system, water supply equipment of waterworks, sewage discharge of hospitals and hotels, municipal engineering construction site, mine auxiliary machinery , rural biogas digesters, farmland irrigation and other industries. Sewage and dirt from conveyor belt particles can also be used for clean water and weakly corrosive media.

All places need to be equipped with fire-fighting facilities, and fire pumps are necessary water intake equipment for fire-fighting facilities. At least one or two fire pumps are equipped. Our commonly used fire pumps are electric fire pumps and diesel engine fire pumps. The difference between the two is The electric fire pump needs to be supplied by the power system. If the power is cut off, the diesel engine fire pump can be started at any time to make up for the original position of the electric fire pump.

The electric motor fire pump is an important water supply equipment in the fire protection system. The electric motor fire pump has a wide range of head, flow and power, and can be used in many environments. Providing sufficient water supply is the key to ensure emergency use.

The diesel engine fire pump has automatic, manual and fault self-inspection functions. It can monitor the working status of the whole process, restore the fault start, automatic pre-lubrication and preheating automatic restart function, and make the equipment start safer and more reliable. It has the functions of central control room remote control, remote transmission control and field bus connection. The battery is fully automatic floating charging (constant current, constant voltage, trickle charging) mode to ensure that the battery is in a standby state at any time. The diesel engine fire pump is easy to use, equipped with remote transmission meters and meters, which can be connected to the control center as needed, easy to install and use, and easy to maintain.

Offer a troubleshooting guide for common fire pump problems, such as low water pressure, priming issues, air leaks, and overheating motors. Break down step-by-step solutions, and advise when it’s necessary to call a professional. Include preventative tips to reduce the occurrence of these issues, such as regular inspection and maintenance practices.