When is a fire pump required for a sprinkler system?

Scope of Performance
Caliber: 65~350mm
Flow Range: 5~250L/s
Pressure: 0.3~1.5MPa
Matching Power: 4~610kW
Working Pressure: ≤1.6MPa

The lightweight diesel fire pump unit has the advantages of rapid deployment, independent power, low fuel consumption and high head. It is suitable for fire emergency, industrial water supply, agricultural irrigation and flood control and drainage. It ensures safe and efficient water supply in multiple scenarios, easy maintenance and reliable operation.

·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

Fire sprinkler systems are an important part of life safety in buildings. International building codes allow some exceptions when buildings are “fully watered”, such as reducing rated spacing, reducing hydrant flow requirements, increasing exit travel distance, and increasing building height and area. These exceptions are allowed so that in the event of a fire, the sprinkler system will suppress the fire enough that occupants can safely evacuate the building and that the spread of the fire is contained before the fire department has fully arrived to extinguish it.

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 electric pump of this fire pump group adopts XA pump, which has good suction performance. The suction section of the pump is of an expanded structure, which reduces the flow rate of the pump inlet, so that the pump has good suction performance, a small necessary NPSH, and improves the prolongs the service life of the impeller and pump casing.

What kind of terrain to choose what kind of water pump

This problem, in short, is the selection of water pumps. The following are the applicable way for you to choose water pumps from zjbetter. I hope they can help you choose water pumps and help you better. Choose the water pump that suits your design.
1. Confirm the use terrain
First understand the terrain in which the outfit is used, including temperature, moisture, air pressure, air cattiness, dustproof and leakproof conditions, and the position of dangerous areas.
2. Confirm operating conditions
Refers to the liquid face pressure( absolute) on the suction side of the liquid, the liquid face pressure on the discharge side, intermittent or nonstop work, fixed or mobile position, and the convenience of installation and conservation.
3. Confirm the nature of the medium
Medium temperature, viscosity, density, impregnated vapor pressure, solid flyspeck periphery and content, gas content, cattiness, volatility, trap, toxin.
4. elect the material of the pump bathe corridor
According to the physical and chemical parcels of the pumped medium above, the material of the inflow- passing corridor is determined.
5. Determine performance parameters
The performance parameters of the water pump can be determined by computation, analogy, test and other styles.
6. Determine the installation type
The installation of the channel is determined by the layout of the channel and the installation point, and there are direct connection, perpendicular and other types.
8. Determine the number of pumps
In general, spare pumps, especially fire pumps, are set up, and the number of pumps is named according to different situations.

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.

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.

This is a set of 250gpm @ 8bar fire pump sets. 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.

Containerized fire pump system which consist of electric fire pump, diesel engine fire pump and jockey pump, with booster pump system

Diesel engine fire pumps have been widely used as fixed fire extinguishing equipment for fire diversion, especially in the case of sudden fire water supply such as lack of power supply or abnormal power supply. , fire pump, connection device, fuel tank, radiator, battery pack, intelligent automatic control screen, etc. Diesel engine fire pump products have the characteristics of leading technology, high degree of automation, excellent performance protection function, reasonable structure, simple installation and high cost performance. At the same time, in order to meet the different needs of users and reasonable investment, the products are divided into multiple application series such as fire pumps, industrial emergency pumps, agricultural pumps, marine pumps, and trailer-type mobile water pump stations. It can be used together with electric fire pumps.

Outdoor fire pump set
The box type double power fire pump is easy to install and does not need to build another pump room. The complete set of equipment leaves the factory with simple operation and reliable performance.

The multi-condition fire pump set is designed for extreme environments and features powerful power, automatic control, and multiple protection functions. It can operate stably in high and low temperatures, power outages, and corrosive environments, providing high-pressure, high-flow water supply. It is suitable for a variety of locations, including high-rise buildings, factories, petrochemical plants, airports, and ports.

Diesel engine fire pumps are relatively common in life, and their performance requirements are relatively high. In ordinary use, more attention should be paid to maintenance, so as to prolong the service life of the pump. Because diesel fire pumps are not omnipotent, there will be some problems in daily use, so when choosing equipment, we must pay attention to whether the quality of the equipment meets the national standards. As fire equipment, all kinds of equipment must be To ensure performance, avoid affecting use in disaster situations and delaying rescue.

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

Diesel engine fire pump is also called “engineering diesel engine fire pump set”. The diesel engine fire pump set has the characteristics of good starting characteristics, strong overload capacity, compact and reasonable structure, convenient maintenance, simple and reliable use, etc. The unit is equipped with protection functions such as overspeed, low oil pressure, three start failures, high water temperature, low oil level, and low battery voltage. It can completely meet the fire water supply in various occasions of warehouses, docks, airports, petrochemicals, power plants, liquefied gas stations, textiles and other industrial and mining enterprises.

• Automatic switching between three pumps, when the electric fire pump fails, the diesel engine backup pump will automatically start
• Works even with power outages
• Adopt high-quality NSK bearing, wear-resistant mechanical seal or packing seal
• Product parameters available upon request

Diesel fire pump sets provide independent drive solutions, ensuring efficient fire water supply during power outages. With advantages such as fast start-up, high head, large flow, and intelligent control, they are the core equipment of modern fire protection systems.

Fire pump equipment has the characteristics of mature technology, high degree of automation, protection function, reasonable structure and easy installation. At the same time, in order to meet the different needs of users and reasonable investment, the products are divided into fire pump, industrial emergency pump, agricultural pump and other application series, can be linked with the electric fire pump switch use.

Efficient diesel fire pump solution with stable water supply, powerful performance, and long-lasting operation, ideal for high-rise buildings, industrial facilities, and emergency environments, ensuring reliable support and safety protection.

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.

Packaging with iron frame suitable for export transport

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 electric fire pump set is a fire pump powered by an electric motor, and generally consists of a set of fire pumps, electric motors, control cabinets and auxiliary devices. Because the electric motor fire pump set is composed of these parts, it forms a powerful fire protection and power effect, and provides a strong water source support for various fire hydrant systems and sprinkler systems in the building.

The intelligent container fire protection system combines efficient diesel pumps, automatic control, and modular design, offering independent operation, energy conservation, environmental protection, and convenient transportation. It’s ready for installation and use, suitable for petrochemical, port, data center, and remote engineering projects, providing reliable fire protection and intelligent safety solutions for various locations.

Fire pumps require regular maintenance to ensure their reliability. Maintenance tasks include routine inspections, lubrication, testing, and exercising the pump to prevent corrosion and ensure proper functionality.

Fire pumps are typically started automatically when the fire sprinkler system detects a pressure drop caused by the activation of one or more sprinklers. This automatic start is usually controlled by a pressure switch or controller.

The fire pump unit is composed of a fire water pump, a double shaft extension motor and a diesel engine. One end of the output shaft of the double shaft extension motor is connected to the input shaft of the fire water pump, and the other end of the output shaft of the double shaft extension motor is connected to a One end of the clutch is connected, and the other end of the clutch is connected with the output shaft of the diesel engine. The fire water pump, the double-shaft extension motor, the clutch and the diesel engine are all fixed on the base. The double shaft extension motor, the clutch and the diesel engine are respectively electrically connected with a control circuit through an action drive circuit. With dual-power fire pumps, there is no need to configure a second fire pump, which reduces floor space and saves manufacturing costs.

USA clients EDJ fire pump test process
The pump is 250gpm 8bar, clients use Cummins brand engine
Pump test well, can match the rated flow and head
After test then package, and dispatch to port direcrtly