Requirements for the working environment of the fire pump group

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 a device for starting the pump at ultra-low pressure, its matching electric water pump control cabinet should also have a device for starting the pump at ultra-low pressure, and the lower limit of the two pumps should have a certain pressure difference.

This is a set of EDJ fire pump set, which consists of electric pump + diesel pump + jockey 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.

– Diverse Area Coverage: Ensuring comprehensive coverage for offices, retail spaces, dining areas, and other facilities.
– High Occupancy Management: Implementing systems that handle high occupancy and prioritize occupant safety.
– Integration with Building Management Systems: Coordinating with HVAC, security, and other building systems for comprehensive safety.
– Compliance with Commercial Building Codes: Adhering to fire safety regulations specific to multi-purpose commercial buildings.

Discover the ultimate diesel fire pump solution engineered for high-rise buildings and oil & gas facilities. Delivers high pressure and large flow with autonomous performance for reliable fire protection.

EEDJ Fire pump set for small flow is made of E+E+D+J
Operation: 2 Duty (electric) + 1 standby (diesel engine) + 1 Jockey
Capacity: 30, 50, 80, 100, 150 GPM with pressure 4, 5, 6, 8, 10Bar.
Pressure vessel 12, 24liters, pressure will be 0.6mpa, 1.0mpa, 1.6mpa, select according to pump head.

“Fire-fighting gas top-pressure water supply equipment is usually composed of basic components such as air-pressure water tanks, control cabinets, top-pressure gas storage systems, and decompression release devices; in the fire-fighting state, compressed gas is charged into the air-pressure water tank to replace the fire-fighting water storage in the tank. , and always maintain the rated working pressure of fire protection, and the fixed fire water supply equipment that supplies water to the fire pipe network.”

1. Choose a fire pump with good performance and reliable quality.

2. The fire pump should be suitable for the working pressure and flow rate required by the fire fighting system.

3. Pay attention to the safety performance, reliability and stability of the fire pump.

4. Check whether the fire pump meets the requirements of the relevant national standards.

5. Pay attention to the after-sales service of the fire pump manufacturer.

6. Consider the cost performance of the fire pump.

7. Choose a fire pump from a qualified manufacturer.

Flow: 30-9000GPM
Head: 3-20Bar
Speed: 740-2900r/min
Frequency: 50 HZ or 60 HZ
The ED Fire Pump Set combines electric and diesel engine pumps to ensure uninterrupted fire protection and a reliable water supply.
In various fields, our products find applications in large hotels, hospitals, schools, office buildings, supermarkets, commercial residences, subway stations, train stations, airports, various transportation tunnels, petrochemical plants, thermal power plants,oil storage tanks, large warehouses, industrial and mining enterprises, seawater injection, etc.

Fire Pump Packages
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.
Fire pump package is required to comply with Local Civil Defense Authority regulations and International Codes of Practice e.g. National Fire Protection Association (NFPA).

Types of pumps used for fire service include: end suction, horizontal split case, vertical split case, vertical inline and vertical turbines.

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.

Diesel engine-driven fire pumps are designed and manufactured in accordance with GB “Fire Pumps”. Comply with CCCF certification requirements. The advantage of its product is that when a fire occurs, the power supply fails, and the electric fire pump group cannot be put into use normally, the diesel engine fire pump group can be automatically put into operation to ensure the normal fire fighting. Compared with the electric fire pump set, the second advantage is that it does not need long-term investment in power supply, saving the mains power supply transformer and normal expenses. Diesel engine fire pumps are equipped with various automatic functions to meet customer requirements, ensure long-term normal standby status of the equipment, and put it into fire fighting work at any time. The diesel engine fire pump set is also suitable for various emergency backup pump occasions.

Dual vertical fire pump units for industrial and commercial facilities offer efficient water supply, dual pump redundancy, automatic control, energy conservation and environmental protection. They safeguard fire safety in high-rise buildings, factories and commercial complexes, ensuring stable water supply and reliable operation during fire emergencies.

The integrated electric fire pump unit combines system integration with intelligent control, offering high efficiency, safety, energy savings, and easy maintenance—ideal for high-rise buildings, industrial facilities, and modern fire protection systems.

Although the electric fire pump has the advantages of simple operation and maintenance, the design specifications of most fire protection systems stipulate that when using the electric fire pump set, it should have the condition of double circuit power supply, and usually should have the diesel engine fire pump set as a backup pump set. Electric fire pump sets are driven by electric motors, and there are many varieties with different structures such as horizontal and vertical. The electric fire pump set has a small footprint, light weight, low noise, and good start-up and operation performance.

High-efficiency diesel fire pump sets combine powerful power and precise control to ensure rapid water supply in fire emergencies. They offer durability, stability, and energy-saving advantages, making them suitable for high-rise buildings, industrial facilities, and a variety of emergency scenarios, providing reliable protection for fire protection systems.

The application of fire pumps is not only in fire protection systems, but a variety of fire pumps are gradually showing their superior strength in industrial production and urban construction. This includes the implementation and expansion of high-end technologies for industrial and urban water supply and drainage, and high-rise water supply under pressure.

Explore the ZJ-Better High-Performance End Suction Pump — a reliable and efficient centrifugal pump designed for diverse firefighting systems. Engineered for durability, easy maintenance, and optimal performance in commercial, industrial, and municipal fire protection applications.

The fire pump set adopts ISW pump. ISW series horizontal single-stage single-suction centrifugal pump is a new generation of energy-saving and environmentally friendly horizontal centrifugal pump developed by our company by absorbing the advanced technology of similar foreign products and adopting the general performance parameters of domestic 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 fire pump set is not installed with water inlet pipe according to customer requirements. The fire pump adopts ISW pump, which has the advantages of convenient installation and simple maintenance.The pump set consists of electric pump, diesel engine pump and jockey pump.The three pumps automatically start and stop, and they can run even if the power is cut off, without being affected by the mains.

·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

1. Ability to provide a steady and reliable flow of water: Fire pumps are designed to provide a steady and reliable flow of water to the fire suppression system. This ensures that the fire is extinguished quickly and without any damage to the property.

2. High-Pressure Output: Fire pumps can provide a high-pressure output to ensure that the water is able to reach further distances and at higher pressures than would be achievable by a standard water system. This is important in controlling and extinguishing fires, as it allows the water to reach all areas of the fire.

3. Emergency Operation: Fire pumps are designed to be able to operate in the event of a power outage. This ensures that the fire suppression system can still be operational in the event of a power failure. This is especially important in commercial buildings and other areas where power outages can occur.

4. Automatic Activation: Fire pumps are designed to automatically activate in the event of a fire. This ensures that the fire suppression system can be activated quickly and without any manual intervention. This is especially important in the event of a large fire, as it ensures that the system is already in operation before the fire department arrives.

5. Low Maintenance: Fire pumps are designed to be low maintenance, requiring only regular inspections and maintenance to ensure that they are working correctly. This ensures that the fire suppression system is always ready for use and that it can be relied upon in the event of a fire.

1. All personnel must be familiar with the operation manual and the safety regulations of the fire pump before use.

2. When the fire pump is in operation, no one should be allowed to approach the pump or the suction and discharge pipelines.

3. The suction and discharge pipelines should be inspected regularly to ensure that there are no blockages, as blockages can cause the pump to malfunction.

4. The pressure of the pump should be checked regularly to ensure that it is within the range specified by the manufacturer.

5. Before starting the fire pump, all valves in the suction and discharge pipelines must be checked to make sure they are open.

6. All safety devices should be checked regularly to make sure they are in good working condition.

7. The motor should be checked regularly to make sure it is in good working condition.

8. The fuel tank should be checked regularly to make sure it is filled with the correct type and amount of fuel.

9. The temperature of the pump should be checked regularly to make sure it is not too high.

10. If a fault is detected, the pump should be shut down and the fault should be rectified before it is restarted.

Eliminating fire pump faults promptly is crucial to ensure the fire pump’s reliability and effectiveness during emergency situations. Here are some measures to address fire pump faults effectively:

Handling such systems involves:

Zoning: Implement zoned fire protection systems tailored to the specific needs of different areas within the building, such as residential, commercial, and industrial spaces.
Custom Design: Design custom fire pump setups to meet the diverse requirements of each zone, ensuring adequate pressure and flow rates.
Flexible Operation: Use control systems that allow flexible operation and adaptation to the varying fire protection needs of different building areas.
Unified Monitoring: Integrate the fire pump systems into a unified monitoring and control system to ensure coordinated response and management across the entire building.

Using Instruction:
Altitude: ¡Ü 1000m;
Ambient temperature: +5 ¡ãC ~ +40 ¡ãC;
Relative humidity: <= 90%. Scope of application of fire pump set£º Equipment for warehouses, docks, airports, petrochemical, power plants, liquefied gas, textiles, ships, oil tankers and other occasions of a fire service.

Yes, fire pumps in high-rise buildings must account for increased pressure requirements and vertical lift. Proper placement, redundancy, and access for maintenance are also critical in these applications.

250gpm 8bar DJ fire pump is the diesel engine pump and jockey pump, controller and pipe system on one skid, can meet the flow 250gpm @ pressure 8bar, it is Ecuador client’s order for Better Technology Group.

Electric motor fire pumps are used in various water environments, not only for ordinary water supply but also as a good helper for fire water. The electric motor fire pump is manufactured with good structure and technology, with a wide range of performance, simple operation and long-term use. The electric motor fire pump is aimed at various fire water environments, so the selection should also be based on the actual demand environment, performance parameters, etc.

Diesel engine fire pump is mainly composed of diesel engine, fire pump, coupling, fuel tank, radiator, battery pack, intelligent automatic control panel, etc. The company’s products are designed and optimized by computer. Our company has strong technical force, rich production experience and perfect testing methods to ensure the stability and reliability of product quality. The diesel engine fire pump adopts international advanced technology, sliding bearing, plate-fin air cooler, upper heat exchanger, spin-on oil filter and dual cooling system. The smoke and noise indicators reach the national high-quality product, and the fuel consumption is lower than the national standard high-quality product of 2.1g/kW.h.

dvantages：
Integrated fire pump systems combine pumps, power, and controls into one unit, offering:
1.Easy Installation – Pre-assembled, requiring only pipe and power connections.
2.Space-Saving – Compact design for limited-space rooms.
3.Efficient & Reliable – Optimized performance with reduced failure rates.
4.Smart Control – Remote monitoring and auto start-stop.
5.Emergency Backup – Supports electric or diesel power for uninterrupted operation.
Applications：
Ideal for high-rise buildings, industrial parks, warehouses, hospitals, and airports, providing reliable fire protection for various facilities.