What are the characteristics of the mechanical seal of the fire pump?

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

The function of diesel fire pump is very powerful, we can set the control time during use, for example: preheating in advance, preparatory lubrication or timing start. The use of high-tech has made some complicated and time-consuming things easier in the past. The preheating setting greatly reduces the preparation time for rescue, allowing firefighters to rescue the first time. In the face of disasters, time is money and time. is life.

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.

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
5.Material：HT200 SS304 Bronze
6.Caliber：65-350 mm
7.Working Pressure：≤1.6 MPa
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.

Fire pump is a general term for special pumps involved in water supply of various fire systems. Fire pumps must be tested and approved by relevant national units before they can be used in various fire protection systems in buildings, such as: fire hydrant systems, sprinkler fire extinguishing systems, foam fire extinguishing systems, large space high-altitude water cannons, water mist fire extinguishing systems, rain shower fire extinguishing systems systems, water curtains, etc.

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.

Firefighting pumps play a crucial role in effective fire suppression by providing firefighters with a reliable source of pressurized water or firefighting agents. These pumps enable firefighters to quickly and efficiently deliver water to the fire scene, allowing them to control and extinguish fires more effectively while minimizing property damage and protecting lives.

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.

The diesel engine fire pump has automatic, manual and fault self-checking functions. It can monitor the working status of the whole process, restore the automatic restart function of failure startup, automatic pre-lubrication and preheating, make the equipment startup safer and more reliable, and has the advantages of convenient use, convenient installation and convenient maintenance.

·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 diesel engine fire pump can deliver clean water below 80°C without solid particles or liquids with physical and chemical properties similar to water. Under the premise of meeting the fire protection conditions, the requirements of living and production water supply conditions are taken into account. The products can be used not only in independent fire-fighting water supply systems, but also in fire-fighting and living shared water supply systems, as well as in construction, municipal, industrial and mining, water supply and drainage, ships, field operations and other occasions.

Optimization strategies include:

Variable Frequency Drives (VFDs): Implement VFDs to adjust the pump speed based on demand, reducing energy consumption during low-demand periods.
Efficient Pump Selection: Select pumps with high efficiency ratings appropriate for the expected flow and pressure requirements.
Regular Maintenance: Maintain pumps regularly to ensure they operate at peak efficiency, preventing energy losses due to wear and tear.
System Design: Design the fire protection system with minimal friction losses, using appropriate pipe sizes and layouts to reduce the energy required to move water.

The diesel engine fire pump unit is directly driven by the diesel engine fire pump, and it is a mechatronic equipment that can start and complete the water supply in a short time. The diesel engine pump set is driven by a diesel engine without external power supply. Diesel pumps are suitable for fire water supply occasions such as agricultural irrigation, emergency rescue, smelting, hangars, petrochemical oil depots, power plants, liquefied gas stations, and textiles. Especially in the case of no electricity and dissatisfaction with the grid, choosing a diesel engine-driven water pump is the safest choice.

The DJ fire pump equipment is composed of a diesel engine pump and a jockey pump. The diesel engine pump adopts an XA pump with large flow and high lift. The jockey pump adopts a CDL pump. This fire pump set can be used in fire hose and fire hose reel systems, fire sprinkler systems, fire water monitoring systems, fire alarm systems and fire hydrant systems.

1.Flow：1000 GPM
2.Head：14bar
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.

·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

Lifecycle management involves:

Regular Maintenance: Implement a scheduled maintenance program to keep the pump in optimal condition.
Upgrades and Retrofits: Upgrade or retrofit components as technology advances or as system requirements change.
End-of-Life Planning: Plan for the eventual replacement of the pump system, ensuring minimal disruption to fire protection coverage.
Performance Monitoring: Continuously monitor performance to identify when parts or the entire system need replacement or overhaul.

Fire pump test headers allow for the controlled flow of water during routine testing. They are used to verify the performance of the pump, pressure switches, and other components, providing a standardized method for testing without affecting the main fire protection system.

Flow: 30-9000 GPM
Head: 3-20Bar
Speed: 740-2900r/min
Material: HT200, SS304, Bronze
The EJ 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.

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.

XBD series fire pump sets are mainly used for fire hydrant fire extinguishing systems and automatic sprinkler fire extinguishing systems in fixed fire protection systems of various enterprises, institutions, engineering construction, high-rise buildings, etc. The chemical properties are similar to the medium of water, and it can also be used for fire protection, living, production, public water supply systems and buildings, municipal water supply and drainage, etc.

1. Better is a professional fire pump manufacturer with 18 years of industry experience

2. Professional sales team and R&D team, strong technology, self-produced control system

3. The motor is self-produced, which can produce 50/60Hz

DJ Fire pump package set
Fire pump system is made of Diesel+Jockey pump
The pump model is the OTS series.
Pump: Horizontal split case type pump

Electric motor fire pumps are used in various water environments, not only to meet the general water supply but also to be a good helper for fire water. The electric motor fire pump is manufactured with good structure and workmanship. It has a wide range of performance, and is easy to use and operate for a long time. The 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.

NFPA 20 requires fire pumps to be powered by a continuously available power source, usually identified as an uninterruptible power source. In many cases, this requirement requires a backup generator to be provided as a backup power source in the event of a power failure, in which case the fire pump controller must be equipped with an automatic transfer switch. The choice of fire pump depends on the building infrastructure and available space. The most common choices for fire pump drives are electric motors and diesel engines.

The EDJ fire pump set is tested in the Better factory, and our company’s fire pump set needs to be tested after the assembly is completed to ensure the quality. EDJ fire pump sets are widely used in large public places, factories, firefighting and other occasions.

Explore alternative uses for fire pumps, such as irrigation or industrial water transfer. Explain which adjustments may be required, including changes to pressure settings, and discuss any limitations, such as pump durability when used for non-fire applications. Emphasize that while possible, it’s essential to consult professionals to ensure safe modifications.

Fire pumps are part of the water supply to a fire sprinkler system and are powered by electricity, diesel or steam. The pump inlet is either connected to a public groundwater supply or to a static water source (e.g. tank, reservoir, lake). This pump provides higher pressure water flow to sprinkler system risers and hose risers.

This group of fire pumps consists of two electric pumps + one jockey pump, and the motors are connected to multistage pumps.

A single-stage fire pump has only one impeller, and a multistage fire pump can have two or more impellers, which can achieve a larger lift at the same flow rate. Generally, it can be used as an industrial pump, a domestic pump and a fire pump.

The product is EJ fire pump set. The EJ fire pump set has one electric pump and one jockey pump. The electric pump in the picture is XA pump. XA series horizontal single-stage single-suction centrifugal pump is a new generation of energy saving, environment friendly horizontal centrifugal pump researched and developed by our company, which absorbs advanced technology of similar products abroad and adopts domestic general performance parameters of centrifugal pumps.