Analysis and introduction of product characteristics and main operating procedures of diesel engine fire pump sets

Discover the advanced Multi-Circuit Control Diesel Fire Pump Set designed for complex fire protection demands. Features precise control, regional activation, remote monitoring, and robust diesel performance for critical industrial and commercial applications.

Diesel fire pumps, with their powerful power and reliable performance, ensure stable operation of fire and emergency water supply systems. Suitable for use in powerless environments, high-risk locations, and diverse mission scenarios, they offer fast startup, high-flow water supply, durable construction, and energy-saving and environmentally friendly advantages, making them the ideal firefighting equipment for critical moments.

Discover the ZJ-Better Vertical Turbine Fire Pump — an ideal deep-well firefighting solution designed for high-rise buildings, ports, and municipal systems. Engineered for high head, deep water lifting, long-term stability, and minimal maintenance, it ensures reliable fire protection in challenging environments.

Low-noise vertical fire pump designed for high-performance fire protection systems, offering stable pressure, efficient water delivery, compact installation, and reduced operational noise. Ideal for high-rise buildings, commercial facilities, and industrial fire safety upgrades.

Diesel engine fire pumps are suitable for use in high lift and high flow fire water supply environments or as backup fire water supply pumps. The reason is that the diesel engine has strong power and can be used with large flow fire deep well pumps, and the diesel engine fire pumps have the characteristics of self-starting when power is off. Emergency water supply available.

The fire pump set is a customized 100gpm EDJ fire pump, which is composed of electric pump + diesel pump + jockey pump. It is a standard fire pump set, which is easy to install the fire pump set on site; easy to debug; Wiring electrical connections; less space requirements; all (pump, drive and controller) on one base, etc.

Fire pump system is made of Electric Pump + Diesel Engine Pump+Jockey Pump+Accessories

Operation: 1 Duty(electric pump ) + 1 stand by(diesel engine pump ) + 1 Jockey fire pump

Capacity: 100GPM, 150GPM, 200GPM, 300GPM, 400GPM, 500GPM, 750GPM, 1000GPM, 1250GPM…GPM with Pressure 4Bar, 5bar, 6Bar, 10Bar, 15Bar… Bar.

The fire jockey pump and air tank combination system ensures stable fire water pressure through intelligent control and air pressure stabilization. Featuring energy efficiency, low noise, automatic start-stop, and remote monitoring, it offers compact design and easy installation—ideal for high-rise buildings, industrial facilities, and logistics centers as a reliable modern fire pressure maintenance solution.

Discover the ideal fire pump solution for compact and mid-sized buildings with our intelligent electric fire pump system. Featuring a space-saving vertical design, smart controls, and high efficiency, it’s perfect for residential, commercial, and industrial fire protection needs.

Split case centrifugal fire pump package with jockey pump control design, delivering high flow, stable pressure and intelligent duty-standby operation. Ideal for high-rise buildings, industrial plants, warehouses and municipal projects, ensuring reliable automatic fire water supply and long-term continuous performance.

·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
By choosing the DJ (Diesel engine pump + Jockey pump) Fire Pump Set, you opt for a reliable, efficient, and secure solution to protect your property and ensure the safety of occupants. Whether for commercial buildings, industrial facilities, or residential areas, it is an indispensable fire safety equipment that offers robust support and protection to your fire protection system.

EDJ 500gpm@8bar Fire pump set test
We manufacture in strict accordance with customer requirements. All products will be tested before leaving the factory to ensure that there are no problems. The design meets the national standard of general packaging, meets customer needs, and standard handling and transportation.

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.

Fully Automatic Diesel Engine Fire Pump designed for high-head emergency fire water supply. Featuring independent diesel drive, automatic start control system, skid-mounted structure, durable heavy-duty construction, and reliable continuous operation. Ideal for power-free environments, industrial plants, high-rise buildings, warehouses, and municipal fire protection systems requiring dependable backup firefighting performance.

The standalone diesel fire pump system offers powerful power and exceptional reliability, automatically starting and maintaining continuous water supply even during power outages or harsh environments. Powered by a highly efficient diesel engine, this system features an intelligent control system and multiple safety features. Widely used in industrial plants, high-rise buildings, oil depots, and ports, it provides a stable, high-pressure water source for firefighting systems, ensuring uninterrupted emergency water supply. It’s an ideal firefighting solution for power outages.

Stationary Pumps for Fire Protection: The diagram illustrates for a diesel-driven horizontal End suction fire pump assembly, electric fire pump as duty, a diesel drive pump as the backup.

Digital fire control cabinets offer advantages such as intelligent automatic control, remote monitoring, high stability, and energy-saving operation, and are widely used in high-rise buildings, industrial fire protection, and modern intelligent fire protection systems.

High-efficiency small diesel fire pump designed for independent fire protection systems, delivering reliable pressure, rapid start-up, and stable performance for diverse emergency scenarios.

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 pipe charging 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

In modern fire protection systems, rapid response to fire incidents is crucial for safeguarding life and property. The Pressure Stabilization and Dual-Function Pump System integrates powerful pressure regulation with dual power sources to ensure that the fire protection system quickly responds and maintains a continuous, stable water supply during emergencies.

This pump system is designed with two power sources—an electric motor and a diesel engine. When the primary power source fails, the diesel engine automatically starts, ensuring uninterrupted operation of the fire protection system even during power outages. Its pressure stabilization system automatically adjusts pressure during operation, ensuring stable water flow for fire suppression and preventing water interruptions due to insufficient or fluctuating pressure, ultimately improving firefighting efficiency.

The intelligent control system further enhances the efficiency of the pump system, allowing users to monitor the system’s status in real-time through a touch panel. The system is easy to operate, and any malfunction is quickly detected and alarms are triggered, activating backup systems to effectively prevent emergency issues caused by system failure.

This pump unit is ideal for applications in high-rise buildings, industrial zones, storage facilities, and other locations with high reliability requirements for fire protection, ensuring that the fire pump can be immediately activated and continue to supply water in any emergency.

ISW series horizontal single-stage single-suction centrifugal pump is a new generation of energy saving, environment friendly horizontal centrifugal pump researched and developed by our company, which absorbs advanced technology of similar products abroad and adopts domestic general performance parameters of centrifugal pumps.
In addition, according to different operation temperatures and mediums, we developed the hot-water pump(ISWR), corrosion-resistant chemical pump(ISWH) and oil pump (ISWB). This pump enjoys excellent performance, good reliability, long operation life, reasonable construction and nice appearance, which is outstanding in the industry.

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.

High-performance compact diesel fire pump system offering fast start-up, independent operation, strong water pressure and reliable emergency firefighting support for multiple applications.

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.

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 fire pump refers to a clean water pump used for fire water supply, and a single pump that handles medium temperature below 80 degrees and is not corrosive. The pump set is the joint operation of multiple fire pumps to ensure the quantity and stability of the water supply. The electric motor fire pump group adopts multiple fire 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. The main components of the electric motor fire pump group are the motor and the pump body. The subdivision of the pump body is the pump casing, the impeller, the pump shaft, the bearing, the coupling, the sealing form, the lifting pipe, etc. The specific fire pump model is determined according to the environment and performance requirements. According to the material quotation required by the customer, accurate selection is beneficial to on-site use and reduces failure problems.

The lifespan of a fire pump depends on factors such as usage, maintenance, and environmental conditions. Regular inspections and proper maintenance can extend the lifespan of a fire pump, and replacement may be necessary if it no longer meets safety standards.

Long-shaft fire pumps are designed specifically for ports, docks, deep wells, fire pools, and large-scale fire water intake projects. They offer advantages such as deep water intake, high head, large flow rate, continuous operation, corrosion resistance, structural stability, and convenient maintenance. They can be equipped with diesel or electric fire pump systems to achieve intelligent automatic control. They are widely used in ports, docks, petrochemical plants, power facilities, airports, municipal fire protection, and large-scale industrial projects, providing a stable and reliable fire water supply solution for modern fire protection engineering.

The fire pump is mainly used for various fire hydrants and spray fire main pumps. It is also suitable for various fire booster and pressure stabilizing pumps. It is also suitable for various villas, residential areas and other fire protection systems, industrial and civil The building fire protection system is also suitable for various oil depots, oil loading and unloading docks, logistics parks and other places with high fire protection requirements.