Pressurized And Jockey Fire Pump

The diesel engine fire pump set has good starting performance, compact structure, humanized design, convenient maintenance, simple and convenient use, and high degree of automation. It is a very good fire pump. The diesel engine fire pump has the advantages of long head and wide application range, and can meet the fire water supply in multiple places such as warehouses, docks, airports, power plants, liquefied gas stations, and petrochemical industries.

Key Considerations:
High-rise buildings require adequate water pressure to reach upper floors efficiently.
NFPA 14 recommends a minimum residual pressure of 100 psi (6.9 bar) at the highest standpipe outlet.
Fire pump discharge pressure should be calculated based on:
Elevation height (0.433 psi per foot of elevation).
Friction loss in pipes, fittings, and valves.
Minimum operating pressure required at hose connections.

Efficient horizontal electric fire pump with compact design and stable performance, ideal for high-rise and commercial building fire protection systems.

Pressure relief valves prevent over-pressurization in the fire pump system. They ensure safe operation by releasing excess pressure, protecting the pump and connected piping from damage.

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Common causes include power supply issues, mechanical failures, improper maintenance, and incorrect installation. Regular testing and adherence to maintenance schedules are crucial to prevent failures.

The fire pump set is not installed with water inlet pipe according to customer requirements. The fire pump adopts ISW pump, which has the advantages of convenient installation and simple maintenance.The pump set consists of electric pump, diesel engine pump and jockey pump.The three pumps automatically start and stop, and they can run even if the power is cut off, without being affected by the mains.

EJ Fire Pump Set consists of End Suction Centrifugal Pump driven by Electric Motor and Vertical Jockey Pump. Pumps are assembled with discharge line accessories as well as Control Panel. Available Flow Capacities 50-1500GPM.

120m3/h@70m fire fighting package set-ZJBetter
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.

Diesel engine fire pump can be used in fire water supply in warehouses, docks, airports and other occasions. We usually choose the appropriate diesel engine fire pump model and application according to the head, flow, power, medium properties, and required materials provided by the user. In order to avoid mistakes, the loss caused by the installation environment will be comprehensively considered to ensure stable and reliable efficiency.

These high-efficiency, energy-saving fire pumps feature durable construction and stable performance, making them suitable for high-rise buildings, industrial parks, petrochemicals, power generation, and municipal water supply. They offer automatic control, low energy consumption, corrosion resistance, vibration resistance, and noise reduction, ensuring safe and reliable emergency water supply in fire situations.

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.

The standard complete set of fire pump is manufactured with good structure and craftsmanship, which has a wide range of performance, and is easy to use and operate for a long time. Standard complete sets of fire pumps are aimed at various fire water environments, so the selection should also be based on the actual demand environment, performance parameters, etc.

Understand the typical starting sequence of a fire pump system and how it ensures rapid emergency response.

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.

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. With smart controls and automatic switching mechanisms, the transition between electric and diesel engine pumps is seamless, minimizing system downtime. Equipped with advanced safety features, including monitoring and alarm systems, real-time status updates allow for prompt action in case of any irregularities.

Horizontal fire pump has significant advantages such as high efficiency, low operating noise, good cavitation resistance, reasonable structure and long service life. , long-distance water supply, heating, bathroom, boiler cold and warm water circulation pressurization, air conditioning refrigeration system water supply and equipment matching and other occasions.

The fire pump can be installed in multiple ways according to the on-site use conditions. And depending on the flow and head requirements, the required flow and head are increased in parallel and series. The bearing adopts low-noise closed bearing, which has been injected with grease before leaving the factory, which can ensure continuous operation for more than two years, and the components have high concentricity. The pump impeller has good performance. Dynamic balance, no vibration in operation, and improved use environment. The pump shaft seal is a mechanical seal, which solves the serious leakage of conventional centrifugal pump packing, increases the service life, and ensures that the operating site is clean and tidy.

Diesel engine fire pump is a common fire fighting equipment, especially suitable for use in places without electricity supply. The diesel engine fire pump uses a diesel engine as a power source to convert the work of the pump into hydraulic power to achieve a certain flow and pressure. It is mainly used in building fire protection, engineering fire protection, water source fire extinguishing and other fields.

EDJ fire pump set producting

EJ vertical turbine fire pump package is including one electric vertical pump and one CDL jockey pump with accessories of gate valve and check valve, pressure relife valve, pressure Gauge, pressure switch, pressure vessel,and mainfold pipe for suction and discharge

The fire pump is mainly used to pressurize and send water to the fire system pipeline. It can also be applied to industrial and urban water supply and drainage, high-rise building underpressure water supply, long-distance water supply, heating, bathroom, boiler cold and warm water circulation pressurized air conditioning refrigeration system water supply and equipment matching and other occasions. The fire pump produced by Better Technology Group Co., Ltd. has the advantages of simple structure, stable performance, high speed, small size, light weight, high efficiency, large flow, easy operation and maintenance, etc.

In industrial settings, fire pump systems play a crucial role. Efficient and stable fire pump equipment can start quickly during emergencies, providing strong water pressure and flow to ensure effective fire suppression. Our meticulously designed diesel fire pump system features durability and reliability, operating steadily even in harsh environments. The intelligent control panel monitors the equipment status in real-time, ensuring optimal performance. Widely used in chemical plants, power stations, and warehousing logistics, it safeguards fire safety for industrial enterprises.

This equipment is an EEJ fire pump set customized by a Greek customer with a frequency of 50Hz. The electric pump adopts an XA pump.This pump combines the advantages of similar products in China and abroad, and is designed with excellent hydraulic model.Therefore, its excellent hydraulic performance and structural characteristics ensure that users can effectively reduce the operation cost of pumps in various applications.

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.

This electric fire pump system is designed and manufactured in strict accordance with international fire protection standards. It is widely used in high-rise buildings, industrial plants, logistics centers, and other scenarios. Equipped with a high-efficiency motor and a reliable pump body, the unit features fast start-up, stable flow, high head, and low operational noise—delivering a dependable water supply during emergencies to ensure quick fire suppression response.

The system integrates an intelligent control panel, enabling functions such as automatic start/stop, fault alarm, and system self-check, enhancing both operational safety and ease of management. Each unit undergoes rigorous factory testing to guarantee stable and reliable performance. Whether for new construction or retrofit projects, this fire pump system is an ideal solution to ensure the steady operation of fire protection infrastructure.

This fire pump is built with high-strength materials and precision manufacturing to ensure stable operation under high-pressure conditions. Its advanced hydraulic design minimizes energy loss, enhancing pump efficiency and pressure output. Additionally, it features a high-performance sealing system that effectively prevents leaks, extending the equipment’s lifespan. Moreover, the pump unit is equipped with an intelligent monitoring system that continuously tracks operational status and adjusts parameters in real time, ensuring a stable and reliable water supply when it matters most.

Diesel engine fire pump has the advantages of light weight, small size, flexible movement, fast start, fast water discharge time, large fuel tank capacity, corrosion resistance, reliable use, convenient maintenance, fast automatic start, self-starting, and can be refueled after dry operation . Heavy-duty pump bearings last longer; other components are made of high-quality copper and stainless steel or customer. Diesel engine fire pump high efficiency open impeller design can handle large solids and abrasives while maintaining high flow rates and high volume air handling for use in more “well point dewatering projects”.

Fire pump control systems are critical for ensuring the reliable operation of fire pumps. This article delves into the components and functionalities of fire pump control systems, including starting mechanisms, alarms, and interface with fire alarm systems. It emphasizes the role of these systems in enhancing safety and reliability during fire emergencies.

1.Flow：30-9000 GPM
2.Head： 3-20 Bar
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.

Using a fire pump efficiently and reasonably is crucial to ensure its optimal performance and effective firefighting capabilities. Here are some key considerations for using a fire pump efficiently:

Proper Sizing: Ensure that the fire pump is properly sized for the specific application.

Regular Maintenance: Perform regular maintenance on the fire pump to keep it in optimal condition.

Optimal Operating Speed: Operate the fire pump at the optimal speed based on the required flow rate and pressure.

Water Management: Manage the water supply efficiently to avoid unnecessary waste.

Training and Familiarization: Provide training to firefighters and operators on the proper operation of the fire pump.

Monitoring and Control: Utilize monitoring and control systems to optimize pump operation. These systems can provide real-time information on flow rates, pressures, and energy consumption. Use this data to adjust operating parameters as needed and identify any anomalies or inefficiencies that may require attention.

Shut Down When Not in Use: When the fire pump is not actively needed, consider shutting it down to conserve energy and reduce wear on the equipment.

Record Keeping: Maintain records of pump operation, maintenance activities, and any performance issues.

Efficient and reasonable use of a fire pump not only helps conserve resources but also ensures its readiness to combat fires effectively. By following proper operating procedures, conducting regular maintenance, and promoting a culture of efficiency among operators, the fire pump can operate optimally and provide reliable firefighting capabilities when needed most.