Fire Pump Selection

Product Advantages:

1.Reliable
It can run in the condition of power cut.
It can fully run in 15 seconds after the start signal.
Use Universal Joint, high transmission efficiency. good stability, vibration proof.

2.Economic
Jockey pump and pressure vessel can save some electric power.
Convenience:It can be remote controlled by App in phones.

3.Professional Technological
Motor pump is duty pump, diesel engine is for standby
Completely automatic control panel.
Suitable for any emergency firefighting occasions.
Customized product.

·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

A multistage pump refers to a pump with two or more impellers, which can absorb and press water in multiple stages, so as to lift the water to a high position. The lift can be increased or decreased according to the needs of the pump impeller. The multistage pump can be equipped with a four-stage motor by increasing the number of impellers when the single-stage pump head needs to be equipped with a two-stage motor, which can improve the service life of the pump and reduce the noise of the unit.

DJ (diesel pump + jockey pump) Fire Pump Set
DJ Fire Pump Set The fire pump set consists of a pump connected to the diesel engine, pressure 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.

1. High power capacity: Fire pump control cabinets are designed to provide a higher power capacity, allowing the system to handle larger loads.

2. Easy installation: Fire pump control cabinets are designed to be easy to install and configure, allowing the pump to be installed quickly and efficiently.

3. Protection: Fire pump control cabinets are designed to provide protection to the electrical components from moisture and other environmental factors.

4. Monitoring: Fire pump control cabinets are equipped with monitoring systems to monitor the performance of the system and alert the user if any issues arise.

5. Alarm system: Fire pump control cabinets are equipped with an alarm system that can alert the user if the system fails or if the pressure drops to a dangerous level.

6. Cost-effective: Fire pump control cabinets are designed to be cost-effective and provide the necessary protection and performance for a facility.

EDJ 200gpm@6bar fire pump package set – ZJBetter

The EDJ fire pump group is composed of electric pump + diesel pump + jockey pump. The three pumps are automatically started and stopped. When the stabilized 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.

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.

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

This equipment is a customized EEJ fire pump set which can meet 500GPM@80m. The duty pump and standby pump are XA series pump.

Now the general diesel engine fire pump set is powered by imported or domestic Cummins, Wuxi Power Engine Factory and other diesel engines produced by large-scale key enterprises in the internal combustion engine industry at home and abroad, through highly elastic couplings or diaphragm couplings produced by professional manufacturers. The engine is directly connected with the water pump, and the power of the diesel engine can reach 880KW. It can be equipped with water pumps of different lifts and flow rates for customers to choose and use according to different needs.

Flow:5-400L/s
Head:3-20Bar
Material:HT200, SS304, Bronze
Caliber:65-350mm
Pressure:0.3~1.5MPa
Speed:740-2900r/min

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

This series of pumps meets the requirements of fire pumps in terms of performance, structure, materials and matching. Due to the use of excellent hydraulic models, this series of pumps has the advantages of meeting user requirements, high efficiency and wide performance range, which can better save floor space; high-quality motors with high-quality bearings make the pump run more safely. Reliable, low noise, low vibration; the use of hydraulic balance axial force can make the operation more stable. The scope of application is suitable for fire water supply in various occasions such as residences, hotels, office buildings, commercial buildings, factories, hospitals, etc.

ISW horizontal single-stage single-suction centrifugal pump is to be used for clean water or other liquid with similar physical and
chemical property to clean water. It is suitable for industrial and city water supply and drainage, pressure water supply for high-rises, garden sprinkling, fire fighting booster, distance conveyance, cooling circulation in heating and ventilating system, bathroom and other cool or hot water circulation boosters or accessories, whose operation temperature is below 60C.

Fire pump systems are comprised of various components, each playing a critical role in ensuring their proper function. Some of the key components include:

Fire Pump: This is the heart of the system, responsible for pressurizing the water and sending it to the fire protection devices.

Controllers: Controllers monitor the system, automatically starting the pump in response to a fire alarm signal and providing system status information.

Suction and Discharge Piping: Properly designed piping is essential for efficient water flow. Suction piping brings water to the pump, while discharge piping carries it to the fire protection devices.

Pressure Relief Valves: These safety valves release excess pressure to prevent damage to the system.

Valves: Various valves control water flow within the system, allowing for isolation, testing, and maintenance.

These components work in concert to provide reliable water distribution in case of a fire.

EEJ Fire pummp set
Fire pump system is made of E+E+J
Operation: 1 Duty (electric) + 1 standby (electric) + 1 Jockey
Capacity: 100, 150, 200, 300, 400, 500, 750, 1000…GPM with pressure 4, 5, 6, 8, 10… Bar.
Pressure vessel 25, 50, 75, 100…liters, pressure will be 0.6mpa, 1.0mpa, 1.6mpa, select according to pump head.

ZJBetter provide three types of fire pump system, such as diesel engine fire pump set, electric driven fire pump set, EDJ fire pump set.

EDJ series fire pump set consists of electric pump + diesel pump + jockey pump and all accessories.
Pump – ISO Horizontal end suction 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.

Firefighting pumps can be powered by various sources, including gasoline engines, diesel engines, electric motors, and even manual operation in some cases. The choice of power source depends on factors such as portability, availability of fuel, and the intended application.

The electric fire pump can supply fire water supply in general occasions. It has complete performance and a wide range of models. It can use single-stage single-suction pumps, multi-stage single-suction pumps, self-priming pumps, long-axis pumps and other pumps, and can also be combined in parallel. Wide range of flow and pressure. Electric fire pumps are widely used in fire water supply in warehouses, docks, airports, petrochemical, power plants and other industrial and mining enterprises. Larger flow and head. The temperature of the conveying medium can reach 80°C.

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.

The EDJ （Diesel Pump:IS, Electric Pump:ISW）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 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.

EDJ fire fighting package set is composed of diesel fire pump, electric pump, jockey pump.
Electric pump can choose single-stage pump, horizontal split case pump, end suction pump, multistage centrifugal pump, vertical turbine pump which are made of cast iron or stainless steel. Regarding to the impeller, we also could choose the bronze impeller.
Diesel fire pump, the flow is same as the electric pump. The diesel engine is combined by high elastic coupling or universal joint connection. The diesel fire set also includes fuel tank, water tank, fan, control panel and other components.
Jockey pump which is horizontal or vertical. Normally, it has the characteristics of small flow and higher head (more10-15m head than the electric pump and diesel pump).

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.

The main reason to have a fire pump is to work with the fire protection system in case the water supply does not have sufficient pressure. High structures or large warehouses that carry large amounts of water require the help of a fire pump. It increases the pressure of the water flowing into the fire suppression system, allowing the system to release the maximum amount of water while extinguishing the fire.

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.

Yes, firefighting pumps are often integrated into building fire protection systems, such as sprinkler systems and standpipes. These pumps provide the necessary water pressure to ensure effective fire suppression in case of an emergency.

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 fire pump is used to transport various liquids. It is an ideal pump and fire system for building civilized factories, non-leakage, and non-polluting civilized workshops. It is often installed on fire extinguishing systems, fire trucks or other fire-fighting facilities to transport water. Or a special pump for foam solution fire extinguishing. Pipeline fire pumps are widely used in water treatment, environmental protection, fire protection and other departments.