Better Manufactures Outdoor Special Fire Pump

A multistage pump refers to a pump with two or more impellers, which can absorb and press water in multiple stages, so as to lift the water to a high position. The lift can be increased or decreased according to the needs of the pump impeller. The multistage pump can be equipped with a four-stage motor by increasing the number of impellers when the single-stage pump head needs to be equipped with a two-stage motor, which can improve the service life of the pump and reduce the noise of the unit.

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. Turn off the power supply of the fire pump.

2. Close the main valve of the main pump and open the main valve of the standby pump.

3. Open the valve of the bypass line and the water supply line of the standby pump.

4. Turn on the power supply of the standby pump.

5. Check the operation status of the standby pump.

6. Close the valve of the bypass line and the water supply line of the main pump.

7. Open the main valve of the main pump.

8. Check the operation status of the main pump.

Better Technology Group Co., Ltd. is a professional water pump manufacturer. The company has a strong design, production, sales and service teams. The production history is long, the quality system is perfect, the testing methods are complete, the production process is advanced, and the product quality is guaranteed to avoid customers’ worries. Since the establishment of the company, the products have been constantly optimized and innovated, with the quality of replacing imported products and the price of domestic products.

This is a set of EDJ fire pump set, which consists of electric pump + diesel pump + jockey pump. 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.

120≤Q≤3000GPM
100＜H≤600m
horizontal multistage centrifugal pump is multistage single suction sectional centrifugal pump with excellent hydraulic model, it has advantages of high-efficiency, energy-saving, wide performance range, operating safely and steadily, low noise, long life and convenience for installing and repairing etc.

In fire protection systems, various types of fire pumps are used. Fire pumps are classified as horizontal split case, vertical split case, vertical in-line, vertical turbine, or end suction. These fire pumps may be powered by an electric motor, a diesel engine, or on rare occasion powered by a steam turbine.

Common issues with firefighting pumps include priming failures, leaks, clogs, engine or motor problems, and inadequate water supply. Troubleshooting steps may include checking for obstructions, inspecting hoses and connections, verifying fuel and oil levels, and consulting the pump’s manual for troubleshooting guidance.

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)

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.

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 ISW pump. ISW 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. In addition, according to different operation temperatures and mediums, we developed the hot-water pump (ISWR), corrosion-resistant chemical pump (ISWH) and oil pump (ISWB).

The video displays EJ fire pump set is being tested. The system set is equipped with a priming tank and can do 2 to 3 meters negative suction.

1. Electric 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 
2. Diesel engine pump, with capacity and head equal to electric pump, with fuel tank, water tank，fan, control box
3. Jockey pump, horizontal or vertical, capacity will be small, but head should be higher than electric and diesel engine pump
4. Control panel: Auto Control of electric pump, diesel engine pump and Jockey Pump with overload, over current protection。
5. Accessories: check valve, gate valve, pressure vessel, generally 0.6mpa, 1.0mpa, 1.6mpa, Pressure Gauge, Pressure Sensor, Common Pipe for Suction and Discharge, Flexible Joints and Flanges, Common Base plant

EDJ Fire pump set consists of a main electric pump(driven by electric motor),standby diesel pump(driven by diesel engine), and a jockey pump.Pumps are assembled with discharge pipe and suction pipe as well as ControlPanel.And this fire pump system can be customized for different purposes such as high rise buildings, warehouses,facilties,hospitals,supermarkets, shopping malls, vllas,apartments,etc.

This is a set of EDJ fire pump set, which consists of electric pump + diesel pump + jockey pump. 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 fire pumps used in the complete diesel engine fire pump unit can be the IS series single-stage type and the D-type series segment multi-stage type produced by our company. The diesel engine water pumps used in this series of equipment are made of domestic or imported high-quality products. They have the characteristics of good starting characteristics, strong overload capacity, compact structure, convenient maintenance, simple use and high degree of automation. They are advanced and reliable fire fighting equipment.

The EDJ fire pump unit consists of a fire pump, a double-shaft motor and a diesel engine. One end of the output shaft of the double-shaft motor is connected to the input shaft of the fire pump, and the other end of the output shaft of the double-shaft motor is connected to the One end of a clutch is connected, and the other end of the clutch is connected with the output shaft of the diesel engine. The fire water pump, the double-shaft extension motor, the clutch and the diesel engine are all fixed on the base. The double shaft extension motor, the clutch and the diesel engine are respectively electrically connected with a control circuit through an action drive circuit. With dual-power fire pumps, there is no need to configure a second fire pump, which reduces floor space and saves manufacturing costs.

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.

ZJBetter provide three types of fire pump system, such as diesel engine fire pump set, electric driven fire pump set, EDJ fire pump set.

EDJ fire pump is a kind of electric and diesel engine dual-drive fire water supply equipment designed and manufactured by Better Technology Co., Ltd. according to the <> standard, and has obtained 3CF certification. Better dual-power fire pump has many models and can be customized according to needs.

EDJ Fire fighting package set

120≤ Q≤1000GPM
H＜150m
The EDJ fire pump group is composed of electric pump + diesel pump + jockey pump. The three pumps are automatically started and stopped. When the stabilized 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.

EJ fire pump is composed of electric pump + jockey pump, which is suitable for fire protection occasions such as warehouses, docks, airports, petrochemicals, power plants, liquefied gas, textiles, ships, oil tankers, etc. The pump set is deeply loved by domestic and foreign customers.

Diesel engine fire pumps can be used for fire water supply in warehouses, docks, airports and other places. We usually choose the appropriate diesel engine fire pump model application according to the head, flow rate, power, medium properties, required materials, etc. provided by the user. In order to avoid mistakes, the loss caused by the installation environment will also be considered comprehensively to ensure stable and reliable efficiency.

As the name implies, fire pumps are classified into different types according to different classification methods, and are widely used in environmental protection, water treatment, fire protection and other departments because of their fully sealed, leak-free, and corrosion-resistant characteristics. liquid-like. The pump types are similar, but the head and flow are different. The selection basis of the fire pump should be considered according to the process flow, water supply and drainage requirements, and other five aspects.

An FDC is an external connection point that allows the fire department to supplement the water supply to the fire protection system using their hoses and equipment if needed.

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

The electric fire pump set is powered by a motor from a well-known manufacturer. At the same time, it can be equipped with low-voltage, high-voltage and explosion-proof motors with different protection levels according to the user’s use environment and conditions. It is characterized by simple operation and maintenance, low noise, and less equipment requirements.

EEJ Fire Pump Set is 2 electric pumps and a jockey pump. It can meet 120~1500GPM . The head is less than 150m.

1. Electric fire pump: various end suction pumps and split pumps.
2. jockey pump: vertical, small flow, higher lift than electric or diesel pumps.
3. Control panel: Automatically control the water pump with overload and overcurrent protection.
4. Accessories: suction pipe, discharge pipe with flange, battery, gate valve, check valve, flexible expansion joint, pressure switch, pressure gauge, base, etc.

The conventional electric pump 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 the pressure gauge from the electric contact. When the signal comes, the diesel engine pump will be started within 5 seconds, and the rated working condition will be reached within 20 seconds to ensure the normal operation of the fire extinguishing work.