Application of electric fire pumps

Jockey pumps should be inspected regularly, with routine checks typically performed monthly. The inspection includes checking pressure settings, verifying proper operation, and inspecting for any leaks or damage. Ensuring that the jockey pump functions correctly helps maintain system pressure and prevent unnecessary wear on the fire pump.

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.

Fire pumps are designed to adapt to varying water supply conditions, such as fluctuating pressures or varying water levels in a reservoir. They achieve this through features like variable speed drives, which adjust the pump’s speed to maintain consistent water pressure and flow, regardless of changes in the supply.

Yes, backup power sources are essential for fire pumps, especially in the event of a power outage. Diesel-powered pumps have built-in redundancy, while electric pumps may need backup generators or uninterruptible power supply (UPS) systems to ensure continuous operation.

Electric 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-fighting water. The electric 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.

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

Ensuring preparedness involves:

Backup Power: Install backup generators or connect to reliable emergency power sources to ensure continuous operation during outages.
Automatic Transfer Switches: Use automatic transfer switches to quickly switch to backup power in case of a main power failure.
Battery Backup: For jockey pumps and control systems, use battery backups to maintain pressure and control functionality during short-term outages.
Regular Testing: Test the backup power systems regularly to ensure they are operational and capable of supporting the fire pump system.

1. Fire Pump: A fire pump is the heart of a fire sprinkler system and is used to create the necessary water pressure to make the system work. It is powered by an electric motor or diesel engine and pumps water from a water source to the sprinkler system.

2. Control Panel: The control panel is the brains of the fire sprinkler system. It controls the flow of power to the pump and monitors the sprinkler system for any changes in pressure or water flow. It also triggers alarms and other safety devices in the event of a fire.

3. Suction Pipe: The suction pipe is connected to the fire pump and draws water from the water source. It is usually made of steel and must be strong enough to withstand the pressure exerted by the pump.

4. Pressure Gauge: The pressure gauge is used to measure the pressure in the system and ensure that the pump is providing the correct amount of water pressure. It is usually mounted on the control panel.

5. Valves: Valves are used to control the flow of water to and from the system. They are typically operated manually or automatically and can be used to start and stop the pump, control the flow of water, and isolate parts of the system for maintenance.

It’s a customized EJ fire pump set consisting of electric pump, jockey pump along with control panel, and accessories. It is equipped with priming tank for doing negative suction.

Diesel pumps can be combined with electric pumps, jockey pumps, etc. to form an automatic water fire-fighting water supply system, and can be linked with the fire control center.

When the pump set receives the starting command, if the mains power is cut off, the automatic control cabinet of the diesel engine will immediately send a start signal to the starting motor of the pump set to start the motor to start the diesel engine at idle speed, and then gradually adjust the throttle to accelerate the diesel engine to the rated speed . The control system will automatically monitor the operation of the diesel engine, such as the oil pressure, oil temperature, speed of the diesel engine, outlet pressure of the water pump, etc., and determine whether the diesel engine starts normally through automatic monitoring. If the start fails, the control system will send a restart signal, and if the three starts fail, the automatic control system will send a failure alarm. When the pump set receives a signal that the pressure of the pipeline network is restored or the mains power is restored to normal, the pump set will quickly slow down and stop automatically after monitoring the idle position for a period of time.

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.

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.

In fire protection systems that include fire hydrants, jockey pumps play a key role in maintaining the necessary system pressure to ensure hydrants are immediately ready for use. Fire hydrants are typically located throughout a property or a city to provide easy access to water for firefighting efforts. The jockey pump helps maintain a consistent pressure in the piping network that supplies these hydrants, ensuring they are always charged and ready to deliver water when a firefighter opens them. This is especially important in systems with extensive piping networks, where pressure fluctuations could occur due to minor leaks, thermal expansion, or water usage. By keeping the system pressurized, jockey pumps help ensure a rapid response during a fire emergency, providing critical support to firefighting operations.

The EJ (Electric pump + Jockey pump) 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.

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 EDJ Fire Pump Set includes diesel engine pumps, electric pumps and jockey pumps.
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.

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. With smart controls and automatic switching mechanisms, the transition between electric and diesel engine pumps is seamless, minimizing system downtime. Equipped with advanced safety features, including monitoring and alarm systems, real-time status updates allow for prompt action in case of any irregularities.

1.Flow: 50-5000GPM
2.Head: 3-20Bar
3.Caliber: 25-800mm
4.Power: Electric pump: 1.5-710 kw, Jockey pump: 0.55-160kw
5.Speed: 740-2900r/min
6.Material: HT200，SS304，Bronze
The EEJ Fire Pump System is an innovative solution designed to enhance fire safety in various settings. With exceptional performance and efficiency, the EEJ Fire Pump System delivers high pressure and large flow capacity, enabling rapid and effective fire suppression.Overall, the EEJ Fire Pump System is a reliable choice for safeguarding lives and properties, making it an ideal fire protection solution for commercial buildings, industrial facilities, and residential areas.

ZJ BETTER TECHNOLOGY GROUP CO., LTD. is a modern professional manufacturer and we are specialized on offering electric fire pump ,diesel engine fire pump , jockey pump.

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

Yes, firefighting pumps are often used in conjunction with other fire suppression methods, such as fire extinguishers, fire sprinkler systems, and fire blankets, to provide comprehensive fire protection in various environments.

According to the technical information of diesel engine fire pumps, diesel engine fire pumps have been widely used in environmental protection, water treatment, fire protection and other departments to pump various liquids. They are ideal pumps for creating civilized workshops and factories without leakage and pollution.

There are many types of fire-fighting equipment, fire hydrants and fire extinguishers are a common category, and there is also a category of fire pumps, which can be described as the heart of the fire-fighting system and play an important role in pressurising the water supply for the fire-fighting system. Among the many fire pump products, fire pumps can be divided into multi-stage and single-stage fire pumps.

Multi-stage pumps have high efficiency, corrosion resistance, reliable operation and other properties, strong bearing capacity of the pump body, strong resistance to overload and more sensitive start. Ltd. introduces you to the relevant features of multi-stage pumps. First of all, Shanghai Xizhiquan multi-stage pumps have a compact structure, with small spacing between parts and small volume. The equipment runs smoothly, has a long service life and produces less vibration during operation, so the practical life of the equipment is correspondingly long.

With its unique structure, the direction of the water inlet and outlet can be adjusted according to different needs, so it is suitable for various place environments. The direction of the inlet and outlet is horizontal, which reduces the number of bends in the pipeline connection, thus simplifying the pipeline connection and greatly enhancing the efficiency of the fire fighting system.

The efficient operation of the multistage pump is used in many larger, more demanding fire-fighting locations. Its role is mainly to play a role in the fire fighting pipeline system to pressurise and send water, multi-stage pumps are not only suitable for all kinds of fire fighting systems, but also for industrial drainage, high-rise building water pressure supply, long-distance water delivery, water circulation pressure and other occasions.

The fire pump is part of the water supply of the fire sprinkler system and can be powered by electricity or diesel. The inlet of the pump is connected either to a public groundwater supply or to a static water source (e.g. tank, reservoir, lake). The pump supplies water at higher pressure to the sprinkler system risers and hose risers.
Fire pumps generally use three driving forces, including diesel engines, gasoline engines and electric motors. Gasoline engines are commonly used in portable fire pumps and light duty firefighting. Electric motors are the most widely used driving force for fire pumps and are both efficient and convenient.

Fire pumps should be tested on a regular basis according to national and local regulations. Common testing frequencies are monthly, quarterly, annually, and five-yearly, with different tests conducted at each interval.

A typical firefighting pump system consists of the pump itself, intake and discharge hoses, nozzles, strainers or filters to prevent debris from entering the pump, and sometimes additional accessories like foam injection systems for enhanced fire suppression capabilities.

The minimum fire rated pressure of small fire fighting package set water supply equipment is 3 bar, and the minimum fire rated capacity is 25 GPM. ED small fire fighting package set water supply equipment includes at least two power or power source driven pumping units, pressure tanks, pipes, valves and accessories, measurement and control instruments, control cabinets, outdoor rain cover, etc.

1. Electric pump, can use multistage pump, material can be cast iron, stainless steel, and bronze impeller

2. Jockey pump, horizontal or vertical, capacity will be small, but head should be higher than electric and diesel engine pump

Jockey material casing: cast iron ,shaft and impeller SS304

The finished EDJ fire pump set consists of jockey, electric&diesel pump along with control panel and accessories.

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.

Fire pumps are not always running; they typically start automatically when a drop in water pressure is detected in the fire protection system.