Structural features and functions of diesel engine fire pump

The XBC-D Diesel Engine Fire Pump is specifically designed for various firefighting locations, including factories, commercial buildings, residential areas, and public facilities. It provides a reliable source of firefighting water and increases water pressure to meet emergency water supply and firefighting needs, especially in situations without electricity supply or during power outages.

·UL Standard:
Flow：50-2000 GPM   
Head： 80-250 PSI 

·NON-UL  Standard:
Flow：50-5000GPM 
Head： 40-250 PSI 

Split case design permits easy dis-assembly, that is, inspection is simplified, it is not necessary to disturb pump alignment and suction & discharge piping when parts replacement is necessary. Double suction with advanced design of suction performance ensures high suction lift even with large capacity. Pump operation with low noise and stability, in use ensure comfortable environment. Variable combination of materials permit wide application. Drive shaft end of the pump optionally on the left or right. Shaft seal uncooled soft- packed stuffing box or uncooled single acting unbalanced mechanical seal, etc.

Diesel engine fire pump, as a fixed fire extinguishing equipment, has been widely used in fire diversion, especially in the case of no power supply or abnormal power supply and other emergencies, other diesel engines can also be equipped as power engines according to the needs of users.

Flow：50-5000 GPM
Head：3-16 Bar
Power：11-1000 kw
Frequency：50 or 60 Hz
The Diesel Engine End Suction Fire Pump set is suitable for emergency firefighting scenarios, particularly ideal for high-rise water supply, building firefighting, central air conditioning water circulation, industrial process system circulation, cooling systems, boiler water supply, industrial water supply and drainage, water plant supply, irrigation in plantations, and more. This firefighting pump set is equipped for emergency rescues and can operate efficiently even during power outages. Moreover, its end-suction design simplifies operation and saves installation time.

While diesel fire pumps are primarily designed for firefighting purposes, they can also be used for other applications that require high-pressure water pumping, such as irrigation, dewatering, or water transfer in industrial settings. However, it’s essential to ensure that the pump is compatible with the intended use and that any modifications comply with applicable regulations and safety standards.

All places need to be equipped with fire-fighting facilities, and fire pumps are the 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 them is that electric fire pumps require power systems. supply. In the event of a power failure, the diesel engine fire pump can be started at any time to make up for the original position of the electric fire pump.

The main advantage of the hand-held diesel fire pump is the high lift, which can reach 90 meters. It is generally used for fire emergency fire prevention, forest emergency fire prevention, and factory fire protection. When the diesel engine fire pump is working, the auxiliary impeller is together with the pump main shaft Rotating, the liquid in the auxiliary impeller will also rotate together, and the rotating liquid will generate an outward centrifugal force. On the one hand, this centrifugal force resists the liquid flowing to the mechanical seal, reducing the pressure at the mechanical seal. On the other hand, it prevents the solid particles in the medium from entering the friction pair of the diesel engine fire pump seal, reduces the wear of the mechanical seal grinding block, and prolongs its life. The auxiliary impeller of the diesel engine fire pump can not only play a sealing role, but also reduce the axial force. In the diesel engine fire pump, the axial force is mainly caused by the pressure difference force of the liquid acting on the impeller and the gravity of the entire rotating part. The direction of action of these two forces is the same, and the resultant force is formed by the addition of the two forces.

The Diesel Engine with Mixed Flow Pump is an advanced firefighting and rescue equipment. It is suitable for various environments, especially in areas with unstable power supply, where it maintains its peak efficiency. Moreover, this equipment is cost-effective, easy to maintain, and offers long-lasting firefighting assurance.

Flow：50-7500 GPM
Head：3-20 Bar
Power：11-1000 kw
The XBC-JC Diesel Engine Driven Vertical Turbine Fire Pump is a reliable and efficient hydraulic solution designed for extracting water from deep wells and hot springs. With its unique long shaft design and advanced technology, this pump delivers powerful pumping capacity and lift height, swiftly transporting large volumes of water to desired locations.

XA Horizontal end suction Diesel fire pump has the characteristics of high efficiency, wide performance range, safe and stable operation, low noise, long life, easy installation and maintenance.

XA series single-stage centrifugal pump is the earliest single-stage single-suction centrifugal pump product launched by Better (China) Technology Co., Ltd. This product combines the advantages of similar products in China and abroad, and is designed with excellent hydraulic model. Therefore, its excellent hydraulic performance and structural characteristics ensure that users can effectively reduce the operation cost of pumps in various applications.

We take pride in introducing the XBC 10-65-IS fire pump, a highly efficient and reliable equipment that will provide exceptional fire protection.
The XBC 10-65-IS fire pump has a wide range of applications. It is suitable for fire protection systems in various buildings, factories, warehouses, ports, and ships. Whether you are in a large office building in the city center or an industrial area far from the city, the XBC 10-65-IS fire pump can provide reliable firefighting support in emergency situations. It is an ideal choice for equipping your fire protection systems.

The diesel engine fire pump set has a complete indication system: ready to start, manual start, automatic start, unit running, unit shutdown, battery charging, overspeed, diesel engine lubricating oil pressure is too low, supercharger oil pressure is too low, diesel engine lubricating oil The temperature is too low, the diesel engine cooling water temperature is too high, the battery voltage is too low, the fuel oil level is too low (or missing), the diesel engine cooling water temperature is too low, preheating, regular inspection.

The XBC-IS Diesel Fire Pump Set is a versatile solution suitable for a wide range of applications. From hotels, hospitals, and sports arenas to chemical plants, refineries, metallurgical facilities, energy plants, and pharmaceutical companies, this pump set ensures reliable fire protection. It is also ideal for shopping malls, commercial complexes, office buildings, and high-end residential towers. Whatever the setting, the XBC-IS Diesel Fire Pump Set delivers dependable performance to safeguard lives and properties from fire risks.

Generally speaking, we recommend that where natural ventilation is used to install diesel engine fire pumps, there must be vents and exhaust ports of sufficient size, and the position of the vents ensures that there is enough fresh air to supply the diesel engine for combustion within the temperature limit. Of course, the water supply radiator can also be used to take away the heat of the circulating cooling water and the heat emitted from the surface of the unit. If the space cannot meet the requirements of natural ventilation and cannot effectively dissipate heat, it is recommended that you adopt forced ventilation, install an intake fan and an exhaust fan at the vent, and choose a location that can provide enough cold air for the diesel engine and take away the machine room hot air inside. Generally speaking, the air intake of the unit should be 6-7 times that of the diesel engine. Only in this way can normal ventilation be ensured and the operating efficiency of the equipment can be improved.

In addition, it must be fixed firmly so that the entire unit can be supported to ensure that the unit is in a horizontal state and absorb vibration. Generally speaking, the foundation of the unit adopts a concrete structure. The length and width are 150-250mm on one side of the length and width of the unit chassis, and the depth is 300-600mm. The height of the anchor bolts should be about twice the bolt diameter. And there should be a 750mm channel on both sides and front of the unit to facilitate the operator’s inspection and general maintenance.

Self-priming fire pump is a mechatronics equipment researched and developed according to the provisions of my country’s fire regulations and the different requirements of various users. The product is innovative, advanced and practical. It simplifies the design of the pump room. The underground pump room can be changed to the ground, which is convenient for construction and saves investment; the outdoor pool can also be used to meet the requirements of use; the self-priming function can be used to make the fire pool deeper. To 3-6m, under the same effective volume, the land area occupied by the pool is much smaller than the original, which saves land, facilitates construction, reduces construction costs, and greatly saves investment; it can work under the condition of negative water level and meet the requirements in time. Fire protection requirements; the self-priming fire pump can discharge water in time to rescue and extinguish fires in time; it has a strict and reliable automatic circuit detection function, so that the unit is usually in a quasi-fire-fighting state.

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.

Flow：50-5000 GPM
Head：3-16 Bar
Power：11-1000 kw
Frequency：50 or 60 Hz
The Diesel Engine End Suction Fire Pump set is suitable for emergency firefighting scenarios, particularly ideal for high-rise water supply, building firefighting, central air conditioning water circulation, industrial process system circulation, cooling systems, boiler water supply, industrial water supply and drainage, water plant supply, irrigation in plantations, and more.

The XBC-ISO Diesel Engine Fire Pump Set is an efficient and reliable firefighting equipment that combines the power of a robust diesel engine with the advantages of an ISO single-stage centrifugal pump. This pump set is ISO certified, ensuring excellent quality and performance. The XBC-ISO pump set is suitable for emergency firefighting scenarios, particularly ideal for high-rise water supply, building firefighting, central air conditioning water circulation, industrial process system circulation, cooling systems, boiler water supply, industrial water supply and drainage, water plant supply, irrigation in plantations, and more. This firefighting pump set is equipped for emergency rescues and can operate efficiently even during power outages. Moreover, its end-suction design simplifies operation and saves installation time.

XA Horizontal end suction Diesel fire pump has the characteristics of high efficiency, wide performance range, safe and stable operation, low noise, long life, easy installation and maintenance.

XA series single-stage centrifugal pump is the earliest single-stage single-suction centrifugal pump product launched by Better (China) Technology Co., Ltd. This product combines the advantages of similar products in China and abroad, and is designed with excellent hydraulic model. Therefore, its excellent hydraulic performance and structural characteristics ensure that users can effectively reduce the operation cost of pumps in various applications.

The diesel engine fire pump is a kind of electromechanical integration equipment which can be driven directly by the fire pump and can start and finish the water supply in a short time. It is suitable for agricultural irrigation, rescue and relief, smelting, aircraft depot, petrochemical oil depot, liquefied gas station, textile and other fire-fighting water supply occasions, especially in the case of power supply cannot be satisfied, the choice of diesel-driven pumps is a reliable and guaranteed equipment choice.

Flow：80-2700 GPM
Head：10-24 Bar
XBC-D Diesel Fire Pump Set is a versatile and reliable firefighting solution designed for a wide range of applications. Whether it’s industrial facilities, commercial buildings, residential complexes, or public infrastructure, the XBC-D Diesel Fire Pump Set ensures effective fire protection. With its robust design and advanced features, this pump set is ready to tackle emergencies and safeguard lives and properties in various firefighting scenarios.

Standard:
       UL    Flow：100-3000 GPM    Head： 90-250 PSI 
       NON-UL   Flow：100-10000GPM   Head： 40-250 PSI 

The Diesel Engine Split Case Fire Pump finds wide application in various locations and buildings, including factories, commercial buildings, residential complexes, hospitals, airports, ports, and more.

Since the operation of the electric water pump is inseparable from electricity, and the power supply is often cut off at the scene of a fire accident or the power supply is automatically closed due to a fire. Even if we are equipped with a dual power supply switching device, it is really impossible to ensure that the power grid must be normal when the fire alarm signal comes. Therefore, starting and running a diesel engine fire pump completely disconnected from the grid becomes the preferred equipment for backup fire protection facilities! The driving power of diesel engine fire pumps is completely different from that of electric water pumps, so their daily protection and treatment are also different in many places!

Diesel fire pumps, also known as booster pumps, are used to boost water pressure from sources that do not provide adequate water pressure for the sprinklers to operate to a given specification. A fire pump can be connected to a city water main, tank or reservoir/pond used for firefighting purposes.

Stand-alone diesel fire pump unit designed for off-grid, remote, or power outage-prone areas. Features high-efficiency water supply, autonomous operation, intelligent control, and easy installation. Ideal for mines, oil fields, and temporary firefighting systems.

Flow：250-10000 GPM
Head：3-16 Bar
Power：11-1000 kw
The XBC-OTS Diesel Engine Fire Pump finds wide application in various locations and buildings, including factories, commercial buildings, residential complexes, hospitals, airports, ports, and more. Whether serving as the primary firefighting water source or a backup water supply, it offers reliable support to your firefighting equipment and systems.

Fire pumps need to operate efficiently and reliably in high-temperature or high-pressure environments to effectively tackle emergency fire situations. Our diesel fire pump system is specifically designed for these extreme conditions, offering powerful performance and excellent resistance to high temperature and pressure, making it an essential component in modern fire protection systems.

This diesel engine-driven fire pump provides a continuous and stable water supply, maintaining outstanding operational efficiency even in high-temperature or high-pressure conditions. The design combines a high-performance engine with an intelligent control system to ensure that the pump starts quickly and maintains a stable water flow during a fire, meeting the demand for high flow and high-pressure firefighting.

Additionally, the diesel fire pump is made with high-temperature and corrosion-resistant materials, ensuring it performs efficiently even in harsh environments. Whether it’s an industrial park, a high-rise building, or a high-risk petrochemical facility, this fire pump offers robust fire prevention capabilities to protect critical infrastructure.

Compact diesel fire pump system with integrated layout and reliable performance, ideal for power-unstable environments and complex scenarios. Enhances emergency water supply efficiency and supports global-standard customization.

This diesel-driven fire pump with independent power, high flow, smart control & global certification. Ideal for blackouts, high-rises, oil & gas, and tunnels.