The function and structure of diesel engine fire pump

According to customer requirements, the fire pump set is composed of electric pump, diesel pump and jockey pump. Both manual and automatic operation are available. The three pumps are automatically switched and can work even when power is off. Our company is a professional The company has a professional sales and technical team, which can be customized according to its own needs.

Yes, the fire pump configuration control cabinet is an important part of any fire system. The cabinet holds all of the system’s controls, relays, and other components, which allow the system to function properly. Without the control cabinet, the fire system would not be able to function correctly.

The EEJ Fire Pump System is an innovative solution designed to enhance fire safety in various settings. With exceptional performance and efficiency, the EEJ Fire Pump System delivers high pressure and large flow capacity, enabling rapid and effective fire suppression. Its intelligent features, including real-time monitoring and remote control capabilities, contribute to the system’s reliability and ease of operation. Overall, the EEJ Fire Pump System is a reliable choice for safeguarding lives and properties, making it an ideal fire protection solution for commercial buildings, industrial facilities, and residential areas.

Fire pump package comprises a combination of electric motor driven pump, diesel engine driven and electric motor driven jockey pumps that supply for fire suppression systems.

Operation of complete fire pump:
1. Design general packaging that meets the national standard, meet customer needs, standard loading and unloading transportation;
2. All products are tested before leaving the factory to ensure that there are no quality problems;
3. Actively and properly solve the after-sales problems reported by customers;
4. The price is reasonable and does not cater to customers with ultra-low prices.

Jockey pumps should be inspected regularly, with routine checks typically performed monthly. The inspection includes checking pressure settings, verifying proper operation, and inspecting for any leaks or damage. Ensuring that the jockey pump functions correctly helps maintain system pressure and prevent unnecessary wear on the fire pump.

Diesel engine fire pumps can be widely used in environmental protection, water treatment and fire protection departments to transport various liquids by using their own advantages.

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.

Maintenance records provide a documented history of the pump’s condition, service intervals, and repairs, which are vital for compliance, insurance, and ensuring that pumps are in good working order during emergencies. Regular records also help identify recurring issues, allowing for proactive maintenance.

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.

Flow: 25-100gpm
Head: H＜8bar
Speed: 2950-3500RPM

Fire pumps are designed to adapt to varying water supply conditions, such as fluctuating pressures or varying water levels in a reservoir. They achieve this through features like variable speed drives, which adjust the pump’s speed to maintain consistent water pressure and flow, regardless of changes in the supply.

Fire pumps are designed to run continuously during a fire emergency. They must be able to sustain operation for the duration required to control or extinguish the fire, which can be several hours.

·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

EJ fire pump set consist of electric fire pump and jockey pump, EDJ fire pump consist of diesel engine fire pump, electric fire pump and jockey pump

The fire pumps used in the complete set of diesel engine fire pumps can be the IS series single-stage type, the S series new single-stage two-stage type, and the D-type series segmental multi-stage type produced by our company. The diesel engine water pumps used in this series of equipment are made of domestic or imported high-quality products. They have the characteristics of good starting characteristics, strong overload capacity, compact structure, convenient maintenance, simple use, and high degree of automation. They are advanced and reliable fire-fighting equipment.

Sizing diesel fire pumps involves evaluating factors such as the building’s occupancy classification, area of coverage, hazard level, and required flow rates for firefighting purposes. Hydraulic calculations are typically performed to determine the water demand and pressure requirements, which are then used to select a diesel fire pump with the appropriate capacity and performance characteristics. It’s essential to work with qualified engineers or fire protection specialists to ensure that the pump is sized correctly for the specific application.

Fire pumps are used to pump all kinds of liquids. They are ideal pumps and fire-fighting systems for creating non-leakage, non-polluting civilized workshops and civilized factories. They are 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 Pump
Widely used in environmental protection, water treatment, fire protection and other departments.

Diesel engine fire pumps are used more and more widely. Diesel engine fire pump is a common and necessary facility. Only when the fire signal comes, and the electric water pump fails or the power supply is cut off, the diesel engine fire pump will automatically start. Diesel engine fire pump is installed together with electrical instruments, with complete functions, compact structure, automatic fault alarm, receiving start signal, and can automatically complete the start-up procedure and fast full-load operation. , Enough to ensure that the diesel engine fire pump is started in a low temperature environment, the whole system of the diesel engine fire pump is safe, reliable, and easy to use.

Fire pumps and jockey pumps work together to ensure that a fire protection system is always ready to operate at peak efficiency. The jockey pump is primarily responsible for maintaining the system’s normal pressure, compensating for minor leaks, and preventing the fire pump from running unnecessarily. When a fire occurs, and a significant drop in pressure is detected due to water discharge from sprinklers or hoses, the fire pump is activated to provide the necessary water flow and pressure. This interaction ensures that the system operates efficiently, minimizing wear and tear on the fire pump while keeping the system primed and ready for an emergency.

Strategies include:

Water Recycling: Implement systems to recycle water used during pump testing, minimizing wastage.
Eco-Friendly Testing Methods: Use methods that reduce water consumption, such as flow meters that simulate flow conditions without discharging large volumes of water.
Regular Maintenance: Keep the pump in good working order to reduce the frequency and duration of testing needed.
Environmental Monitoring: Monitor and manage the environmental impact of testing activities, ensuring compliance with local environmental regulations and standards.

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 electric fire pump.

The diesel engine fire pump is usually used as a backup facility, so it will only start automatically when the fire signal comes, and when the electric water pump fails or the power supply is cut off. When it has an ultra-low pressure start-up device, the matching electric water pump control cabinet should also have an ultra-low-pressure start-up device, and the lower limit of the two pumps should have a certain pressure difference. Of course, according to customer requirements, design a control system that is more suitable for customer needs.

Fire pump system is made of two Electric+Diesel+Jockey pump
The main eletric components is CHNT . If schneider or other brand electrical are need, should mention it before place the order
Diesel pumps can use vertical in- line pumps, horizontal end-suction pumps,vmultistage pumps, horizontal multi-stage pumps, split casing pumps and so on according to diffenent flow and head of customers

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.

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.

A diesel engine fire pump is a type of fire-fighting equipment with reliable performance. Even so, when using the equipment, we must still adhere to its prescribed safety operating procedures to avoid any unnecessary issues.

Flow: 30-500GPM
Head: 3-20Bar
Speed: 740-2900r/min
Frequency: 50 HZ or 60 HZ

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.

1. Electric fire pump: various end suction pumps and split pumps.
2. jockey pump: vertical, small flow, higher lift than electric or diesel pumps.
3. Control panel: Automatically control the water pump with overload and overcurrent protection.
4. Accessories: suction pipe, discharge pipe with flange, battery, gate valve, check valve, flexible expansion joint, pressure switch, pressure gauge, base, etc

The EJ (Electric pump + Jockey pump) Dual Power Fire Pump System is an innovative and reliable fire protection solution. Combining an electric pump for robust water pressure and flow with a top-quality jockey pump for stable pressure maintenance, this system ensures efficient and timely water supply during fires. With advanced automation, remote monitoring, and energy-saving features, the EJ Dual Power Fire Pump System is a trusted choice for commercial, industrial, and residential applications.