What to do if the fire pump is corroded?

The diesel engine fire pump is suitable for unattended emergency water supply systems. The product has the characteristics of good technology, high degree of automation, superior performance, complete protection functions, reasonable structure, simple installation, and high cost performance. pipe network pressure.

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.Caliber：65-350 mm
6.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.

1. Jockey pump
2. Suction piping
3. Fire pump
4. Discharge piping
5. Pressure switch
6. Pressure gauge
7. Check valve
8. Control panel
9. Alarm system
10. Bypass valve
11. Priming chamber (if applicable)
12. Backflow preventer (if applicable)

The electric pump of the EDJ fire pump group is the main pump, the diesel engine pump is the backup pump, and the jockey pump plays a role in the stabilization of the whole system. When the electric pump fails or the mains is cut off, the control cabinet will receive electricity from the The signal from the contact pressure gauge will start the diesel engine pump within 5 seconds, and reach the rated working condition within 20 seconds to ensure the normal operation of the fire extinguishing work.

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.

Flow-500gpm
Head-8bar
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.

The pump and the motor are coaxial, which simplifies the connection of the pipeline. The pump inlet and outlet are on the same horizontal axis, and the diameter and specifications are the same. The pump is provided with a mounting base, which is easy to install and increases the stability of the pump operation. The pump seal adopts mechanical seal, which has the characteristics of reliable sealing and no leakage.

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.

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 fire pump is used to transport various liquids. It is an ideal pump and fire system for building civilized factories, non-leakage, and non-polluting civilized workshops. It is often installed on fire extinguishing systems, fire trucks or other fire-fighting facilities to transport water. Or a special pump for foam solution fire extinguishing. Pipeline fire pumps are widely used in water treatment, environmental protection, fire protection and other departments.

An additional protective cover is added to the outdoor fire pump, which can protect against rain, sun, and rust to a certain extent.Heat exchange cooling, low noise，Hydraulic brace，Independent suspension system.Able to deal with harsh environments with good quality assurance

Spectrum range: fire pump can use a single-stage end suction pump,a combination of multistage single-suction pumps, single-stage double-suction pumps and other kinds of pumps, pump or more kinds of parallel flow, wide pressure range.
Automatically. when the engine fire pump receives a valid signal fire, remote control start signal when the unit will start automatically; when the fire pump motor supply failure or lack of signal phase, the unit will automatically standby. Diesel fire pump start 10s, if not start running, stop 10s, and then restart. The unit will automaticaly repeat three times.
Alarm System: repeatedly failed to start alarm, low diesel engine oil pressure alarm, ultra-high temperature alarm diesel engine, diesel engine speed alarm, low battery alarm, charging failure alarm, an alarm indicating a lack of fuel.
kinds of ways to start signal fire started, manually start or remote start.

The diesel engine fire pump has automatic, manual and fault self-checking functions. It can monitor the working state of the whole process, restore the function of failure start, automatic pre-lubrication and automatic restart of preheating, so that the equipment start-up is safer and more reliable. It has the functions of central control room remote control, remote control and field bus connection. The battery is fully automatic floating charge (constant current, constant voltage, trickle charge) mode to ensure that the battery is in a standby state at any time. Diesel engine fire pump is easy to use, equipped with remote instrument and instrument, which can be connected to the control center as needed, easy to install and use, and easy to maintain.​​

Diesel pump is a pump powered by diesel engine, which completely reduces the labor intensity of workers, and it is convenient to use, move, install, rarely maintain, and stable performance

Diesel fire pumps are ideal for applications where a separate pump room already exists or where the pump room is located on an exterior wall. Facilities using diesel fire pumps include warehouses, aircraft hangars and industrial facilities. Since they have a larger footprint than electric fire pumps, they are not suitable for installations where space is small. Unlike diesel pumps, electric fire pumps can be located inside buildings. Office buildings and apartments are often equipped with electric fire pumps. In addition, upper floors sometimes install an additional electric fire pump above ground or basement to increase water pressure.

Fire pumps should be tested regularly to ensure their proper functioning. Monthly tests for a short duration and an annual full-load test are common practices. Regular testing helps identify and address any issues promptly.

Packaging with iron frame suitable for export transport

The fire pump is the necessary water intake equipment for fire-fighting facilities. At least one or two fire pumps are equipped. The commonly used fire pumps are electric fire pumps and diesel engine fire pumps. The difference between the two is that the electric fire pump needs power system supply. The electric diesel engine fire pump can be started at any time to fill the position of the original electric fire pump.

·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

Single stage centrifugal pump includes pump body, pump cover, motor with output shaft, pump shaft, bearing seat, impeller, mechanical seal and mechanical seal gland installed in the pump body, which are connected with the motor through extended elastic coupling. The rotation direction of the pump, viewed from the driving end, is clockwise. Wanfulong is characterized in that it also includes a clip on coupling arranged between the motor output shaft and the pump shaft, and a guide bearing installed on the bearing seat to assist in supporting the pump shaft; The wafer type coupling is rigidly connected with the motor output shaft and the pump shaft respectively, and a space distance is left between the motor output shaft and the pump shaft to facilitate the assembly and disassembly of the mechanical seal and the mechanical seal gland. When repairing or replacing the mechanical seal, it is not necessary to disassemble the motor and pump cover.

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

The EJ Fire Pump Set is combined an electric pump and a jockey pump.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.

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.

Yes, fire pumps can operate in high-altitude locations, but their performance may be affected due to reduced atmospheric pressure, which can impact water flow and engine performance. It’s essential to select pumps specifically designed or adjusted for high-altitude use, ensuring they meet the required pressure and flow rates.

– Reliability in Extreme Conditions: Ensuring systems can operate reliably in extreme and isolated conditions.
– Efficient Water Supply Management: Implementing solutions that manage water supply efficiently in remote areas.
– Minimal Maintenance Requirements: Designing systems with minimal maintenance needs to reduce the reliance on remote support.
– Compliance with Remote Area Safety Standards: Adhering to fire safety regulations specific to remote and isolated locations.

When the fire pump is in operation, if the power supply of the motor fire pump power supply is turned off or the electric pump fails to start normally, the diesel engine fire pump will automatically start and run. During normal operation, there is a fully automatic switchover to an electric pump.

Fire pump system is made of Diesel+Jockey pump
1. Diesel engine pump, can use single stage pump, horizontal split case pump, end suction pump, multistage pump, material can be cast iron, stainless steel, and bronze impeller , with fuel tank, water tank，fan, control box
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 diesel engine fire pump has automatic, manual and fault self-checking functions. It can monitor the working state of the whole process, restore the function of failure start, automatic pre-lubrication and automatic restart of preheating, so that the equipment start-up is safer and more reliable. It has the functions of central control room remote control, remote control and field bus connection. The battery is fully automatic floating charge (constant current, constant voltage, trickle charge) mode to ensure that the battery is in a standby state at any time. Diesel engine fire pump is easy to use, equipped with remote instrument and instrument, which can be connected to the control center as needed, easy to install and use, and easy to maintain.

·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

A fire pump is a critical component of a fire sprinkler system, providing the necessary water pressure to ensure the sprinkler system works properly. Fire pumps are usually powered by electric motors or diesel engines and they come in centrifugal, turbine, or rotary types.

To ensure that the fire pump is working properly, it is important to maintain and test it regularly. Regular maintenance tasks include inspecting the motor and fuel system, changing the oil, and checking the battery. Testing the pump pressure and flow rate should also be done on a regular basis. If any issues are found, it is important to contact a professional for assistance. A trained technician should also inspect the fire pump annually.

·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

Strategies include:

Water Recycling: Implement systems to recycle water used during pump testing, minimizing wastage.
Eco-Friendly Testing Methods: Use methods that reduce water consumption, such as flow meters that simulate flow conditions without discharging large volumes of water.
Regular Maintenance: Keep the pump in good working order to reduce the frequency and duration of testing needed.
Environmental Monitoring: Monitor and manage the environmental impact of testing activities, ensuring compliance with local environmental regulations and standards.