EEJ-ISW Fire Pump Set (inspection cabinet + control cabinet)

When selecting a fire pump, understanding the advantages and suitable scenarios for electric fire pumps and diesel engine fire pumps is essential. Each type of pump has its unique features, providing different fire protection solutions to meet varying needs.

Electric fire pumps are ideal for environments with stable power supply. They typically have lower operational costs and higher efficiency. Electric pumps start quickly, produce less noise, and require less maintenance, making them the perfect choice for most modern buildings and commercial facilities. Their intelligent control system supports automatic start-stop, fault diagnosis, and remote monitoring, ensuring the system operates efficiently and safely.

Diesel engine fire pumps, on the other hand, are better suited for locations with unstable or no power supply. Diesel pumps can operate independently in the absence of electricity, ensuring a stable water source during emergencies. Although diesel pumps are usually more expensive and require more maintenance, they have exceptional emergency capabilities and can operate reliably in any environment, making them particularly suited for industrial parks, mining areas, and remote regions.

Choosing the right fire pump system should depend on the site’s power supply situation, operating costs, maintenance capabilities, and the required emergency response capacity. Whether opting for an electric fire pump or a diesel engine fire pump, we are committed to providing you with the most reliable and efficient fire protection solutions.

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.

The equipment is suitable for fire water supply and emergency water supply in various occasions such as warehouses, docks, airports, petroleum, chemical, factories, power plants, liquefied gas, textiles, ships, cruise ships, etc.

High-performance horizontal fire pumps are designed for fire protection systems in industrial plants, warehouses, logistics facilities, and high-rise buildings. They feature stable flow and head output, robust structure, reliable operation, and convenient maintenance. They are suitable for long-term standby and high-load fire water supply applications, ensuring rapid start-up and continuous and stable water supply in critical moments.

The energy-saving constant pressure fire water supply system integrates electric fire pumps, pressure stabilizing pumps and pressure tanks, and has the advantages of precise constant pressure control, low energy consumption operation and intelligent management. It is widely applicable to high-rise buildings, industrial parks and large-scale fire protection projects, ensuring long-term stable water supply and efficient fire response.

The high-efficiency vertical multistage fire pump unit is designed specifically for fire-fighting pressure-stabilized water supply systems in high-rise buildings. It features high head, small footprint, stable operation, rapid response, and convenient maintenance. It can operate reliably for a long time and meets the strict requirements of fire hydrant and sprinkler systems for pressure and flow. It is suitable for various fire-fighting applications such as commercial complexes, residences, hospitals, and industrial buildings.

ZJ-BETTER industrial diesel fire pump packages provide reliable emergency fire protection for large buildings and petrochemical projects, featuring auto control, corrosion resistance, and NFPA 20 compliance for critical fire safety assurance.

Learn how to troubleshoot common fire pump issues, including low pressure, cavitation, and motor failures.

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.

ZJ-BETTER diesel fire pump unit for extreme conditions delivers high torque, wide-temperature start, robust protection, and smart control—ideal for petrochemical plants, power stations, and critical emergency fire systems.

EDJ series fire pump set consists of electric pump + diesel pump + jockey pump and all accessories.
The pressure switch and the control cabinet can automatically turn on/off the three pumps, the electric pump and the pipeline pressure pump work when there is electricity, and the diesel pump is started when the power is off.
Flow range: 50-5000 GPM
Pressure range: 4-14 bar
Power range: 4-325 KW

Diesel engine fire pump is a kind of fire-fighting equipment that we often see and use in our life. The diesel engine fire pump has the characteristics of good starting performance, strong overload capacity, compact internal structure, convenient maintenance, simple operation and high degree of automation. It is a very reliable fire fighting equipment.

Water hammer in fire pump systems with high flow rates is mitigated by incorporating surge suppressors, check valves, and properly designed piping configurations. These measures prevent sudden pressure changes and protect pump components.

Fire pressure pump sets designed for fixed fire protection systems, providing stable pipeline pressure, reliable standby operation, reduced main pump activation, and efficient performance to enhance overall fire safety and system reliability.

Electric fire pump sets offer energy-saving, high-efficiency, zero-emission, and smart control features, making them the ideal fire protection solution for green buildings. This article explores their key benefits in sustainability, reliability, installation, and maintenance, supporting carbon reduction goals

The current use of fire pumps is still relatively important. As the name suggests, fire pumps are pumps used for fire protection. The fire pumps we use now are all imported from abroad. Its performance mainly includes three aspects, sealing, no leakage, and corrosion resistance. Because of the particularity of its use, its requirements are relatively strict in terms of material selection and production. Considering many aspects, the performance and technical conditions of the fire pump meet the requirements of the “Fire Pump Performance and Test Methods” standard.

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

Flow: 30-500GPM
Head: 3-20Bar
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.

Ensure fire protection even without electricity—diesel-driven fire pump systems offer rapid start-up, independent operation, and reliable water supply. Ideal for oil depots, mining, tunnels, and critical infrastructure requiring robust emergency firefighting solutions.

Learn what a fire pump test header is, how it works, and why it’s a key component for performance testing and NFPA 25 compliance.

Fire pumps are not always running; they typically start automatically when a drop in water pressure is detected in the fire protection system.

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.

·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 （Diesel Pump:XA, Electric Pump:XA）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 DJ fire pump set consists of a pump connected to the diesel engine, jockey pump, pressure vessel, controller for manual or automatic operation of the system and standard accessories mounted on the base. The fire pump system can be customized for different uses, such as high-rise buildings, facilities, hospitals, supermarkets, shopping malls, villas, apartments, etc. This fire pump set can be used in fire hose and fire hose reel systems, fire sprinkler systems, fire water monitoring systems, fire alarm systems and fire hydrant systems.

The integrated electric fire pump station offers a compact, intelligent, and energy-efficient solution for modern buildings and industrial fire protection, ensuring reliable and eco-friendly water supply with simplified maintenance.

Operation of Electric Fire Pump Before start: 1. Turning the clutch by hand, there should be no jammed phenomenon at the turner position. 2. Opening the inlet valve and the vent valve, letting the water fill into the pump’s chamber, then closing the vent valve. 3. Clicking the switch of motor, and confirming whether the turning is right ornot. Running: 1. Fully opening the inlet valves, and closing the valves of the outlet pipe. 2. Connecting the power, Opening the valves of the outlet pipe and adjusting the needed working point when the turning velocity is normal. 3. Watching whether there exist abnormalities or not, if yes, should the pump be stopped and inspected before re-running. Stop: 1. After turning off the outlet valves one by one, shutting off the power. 2. Shutting off the inlet valves. 3. If the ambient temperature is below 0℃, some warm-keeping measures should be adopted.

Outdoor fire pump set, with heat exchanger diesel engine inside, more suitable for outdoor installation requirements, pipeline pre-installed, easy to install

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.

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