EDJ 500gpm@94m fire fighting package set-ZJBetter

The fire pump pressure stabilizing unit uses a pressure stabilizing pump and pressure tank to work together to replenish pressure, in conjunction with the main fire pump and automatic control system, effectively reducing pipeline pressure fluctuations. It is suitable for high-rise buildings, industrial plants and large-scale fire water supply systems.

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

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.

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 diesel engine (can be equipped with a clutch) is combined with the fire pump through a highly elastic coupling to form a fire pump unit. The unit also includes diesel tanks, cooling water tanks, fans, control panels (for automatic units) and other components.
When the unit is automatically controlled, the split or diesel engine automatic control cabinet (programmable) realizes the automatic start, input, and automatic switching of the system (switching from the electric pump group to the diesel engine pump group or from this group of diesel engine pump groups to another group of diesel engines) pump set), automatic protection (diesel engine overspeed, low oil pressure, high water temperature, three start failures, low oil level, low battery voltage and other alarm shutdown protection) and other functions, and can also interface with the user’s fire center or automatic fire alarm device, Realize remote monitoring.

EJ fire pump set is a fire water supply equipment composed of an electric pump and a jockey pump designed and manufactured by Better Technology Co., Ltd. according to the <> standard, and has obtained 3CF certification. There are many models of Better dual-power fire pumps, which can be customized according to needs.

CDL stainless steel vertical multistage pump has the remarkable characteristics of small size, light weight, high efficiency, energy saving, low vibration and noise, smooth operation, long service life, vertical installation, small footprint, light weight and beautiful appearance.

High-performance diesel fire pumps, featuring high-temperature and corrosion resistance, are suitable for industrial plants, chemical bases, power plants, and high-rise buildings. Their independent diesel powertrain ensures stable water supply even in power outages, while their intelligent control system enables automatic start-up and remote monitoring. With their robust construction, easy maintenance, and efficient and reliable operation, they provide a robust and safe emergency water supply solution for various firefighting projects.

Non-UL Flow：30-9000 GPM
Non-UL Head： 3-20 Bar (40-300 psi)
UL Flow：50-3000 GPM
UL Head： 5-20 Bar (72.5-290 psi)
The EDJ Fire Pump Set includes diesel engine pumps, electric pumps and jockey pumps.

This industrial-grade mini diesel fire pump power source is designed specifically for mobile and standby fire protection systems. It features rapid start-up, stable high torque output, low fuel consumption, and strong environmental adaptability. With its compact structure and convenient maintenance, it can provide reliable and continuous power to the fire pump in the absence of electricity or under harsh conditions, making it suitable for emergency fire protection and temporary pumping station applications.

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.

The diesel engine pump set has the characteristics of good startability, strong overload capacity, compact structure, convenient maintenance, simple use and high degree of automation. It is a kind of fire fighting equipment with reliable performance.

High-lift diesel fire pumps feature independent power, powerful lift, and high-flow water supply capabilities. They are suitable for high-rise buildings, industrial parks, petrochemical plants, and remote firefighting locations, ensuring stable operation during power outages or emergencies, and comprehensively enhancing fire safety.

Flow: 25-100gpm
Rated pressure:H＜8bar
Speed: 2950-3550RPM

Stable and reliable electric fire pump systems provide efficient water supply, intelligent control, and continuous operation capabilities. They are suitable for building and industrial fire protection systems, ensuring stable pressure and flow output at critical moments.

The indoor computer room-specific electric fire pump unit features low noise, high stability, and continuous pressure supply performance, providing reliable, safe, and efficient indoor fire water supply for various types of buildings.

The electric fire pump set is composed of electric pumps and pressure-stabilizing pumps, and is mainly suitable for fire-fighting equipment in warehouses, docks, airports, petrochemicals, power plants, liquefied petroleum gas, textiles, ships, and oil tankers.

This article focuses on analyzing the advantages of diesel fire pump units that combine protection and heat dissipation performance, particularly their enclosed structural design, efficient heat dissipation system, stable power output, and continuous water supply capacity. These units are suitable for outdoor installation and fire water supply systems in complex environments.

Flow: 30-9000GPM
Head: 3-20Bar
Speed: 740-2900r/min
Frequency: 50 HZ or 60 HZ
The ED Dual-Power Fire Pump System combines electric and diesel engine pumps to ensure uninterrupted fire protection and a reliable water supply. In the event of power outages or electrical failures, the diesel engine pump seamlessly takes over, guaranteeing continuous operation of the fire protection system. This dual-power configuration offers both reliability and flexibility, providing comprehensive coverage for fire safety needs.

Pump Casing: The pump casing is the outer shell that encloses the internal components of the fire pump. It is designed to withstand high pressures and is usually made of durable materials such as cast iron or stainless steel.

The multi-condition stainless steel fire-fighting pressure-stabilizing water supply unit integrates multiple pumps in parallel, a pressure stabilizing tank, and an intelligent control system. It can stably regulate the pipeline pressure under different water use conditions and is suitable for building and industrial fire protection systems, effectively improving the reliability, stability, and service life of fire-fighting water supply.

Modular packaged fire pump set designed for reliable and stable fire protection water supply, featuring high efficiency centrifugal pump, robust motor drive, integrated piping and intelligent control system, suitable for commercial buildings, industrial facilities and fire fighting systems requiring consistent pressure and long-term performance.

Diesel engine fire pump is a kind of fire-fighting equipment that we often see and often use in our life. The diesel engine fire pump has the characteristics of good starting performance, strong overload capacity, compact internal structure, convenient maintenance, simple operation and high degree of automation. It is a very reliable fire fighting equipment.

The EJ fire pump set consists of an electric pump and a jockey pump. The electric pump adopts an XA pump, and the jockey pump adopts a CDL pump. The flow rate of this pump is 500gpm and the lift is 130psi. It is manufactured in strict accordance with customer requirements. It is cast iron, the impeller of the electric pump is made of cast iron, the pressure jockey pump is made of stainless steel, and the seals of the pumps are all mechanical seals, which will not leak.

·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

When selecting a fire pump, understanding the advantages and suitable scenarios for electric fire pumps and diesel engine fire pumps is essential. Each type of pump has its unique features, providing different fire protection solutions to meet varying needs.

Electric fire pumps are ideal for environments with stable power supply. They typically have lower operational costs and higher efficiency. Electric pumps start quickly, produce less noise, and require less maintenance, making them the perfect choice for most modern buildings and commercial facilities. Their intelligent control system supports automatic start-stop, fault diagnosis, and remote monitoring, ensuring the system operates efficiently and safely.

Diesel engine fire pumps, on the other hand, are better suited for locations with unstable or no power supply. Diesel pumps can operate independently in the absence of electricity, ensuring a stable water source during emergencies. Although diesel pumps are usually more expensive and require more maintenance, they have exceptional emergency capabilities and can operate reliably in any environment, making them particularly suited for industrial parks, mining areas, and remote regions.

Choosing the right fire pump system should depend on the site’s power supply situation, operating costs, maintenance capabilities, and the required emergency response capacity. Whether opting for an electric fire pump or a diesel engine fire pump, we are committed to providing you with the most reliable and efficient fire protection solutions.

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.

The diesel engine fire pump is usually used as a backup facility. It will only start automatically when the electric water pump fails or is powered off when the fire signal comes. When equipped with an ultra-low pressure pump starting device, the matching electric pump control cabinet should also be equipped with an ultra-low pressure pump starting device, and the lower limit of the pump should have a certain pressure difference. Of course, it is also possible to design a control system that is more suitable for customer needs according to customer requirements.

The high-flow, dual-power fire pump system utilizes a dual-drive configuration—combining diesel and electric power—and offers advantages such as high-volume water supply, automatic control, intelligent monitoring, multiple protection mechanisms, and continuous operation. Suitable for large-scale buildings, industrial facilities, commercial complexes, airports, ports, and municipal fire protection projects, it provides a safe and reliable emergency water supply solution for fire protection systems.

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.