How do you size a fire pump for a specific building or facility?

Site conditions
YE3 series motors air suitable for almost all applications and operate satisfactorily at temperatures from -20 to +40 and
altitudes up to 1000 meters above sea level.
Temperature and insulation
The Motors’ insulation system are designed by Class F(155 ), operated with Class B(80K). Which incerase the motor useful
life and reliability.
Cooling and ventilation
The standard cooling method is totally Enclosed Fan Cooled(TEFC) in accordance with IC411 of IEC60034-6. Standard
motors are equipped with radialflow plastic fans.
Protection class
The standard degrees of protection is IP55.The IP55 enclosure means complete hoseproof and dustproof protection. A
higher degrees of protection is available.
Motor protection
Motors can be installed with PTC, PT100, such as winding and bearing temperature measurement as well as other kinds of
protection on request

Submersible pump is an important equipment for deep well water extraction. During use, the whole unit works in the water to extract groundwater to the surface, which is used for domestic water, mine rescue, industrial cooling, farmland irrigation, sea water lifting, ship load regulation, and fountain landscape.

If an electric fire pump fails during an emergency, the following steps should be taken:

Activate the backup pump: If available, switch to a secondary pump or manual firefighting methods.
Investigate the cause of failure: After the emergency, perform a thorough inspection to determine the cause of the failure.
Repair or replace the pump: Address the identified issues and restore the pump to full operational status.
Review maintenance practices: Ensure regular testing and maintenance procedures are followed to prevent future failures.

The IS series single-stage centrifugal pump is a reliable and versatile solution for fluid transfer applications. Known for its simplicity and ease of use, this horizontal centrifugal pump is designed to efficiently transport clear water and fluids with similar properties. With a compact structure and convenient maintenance, the IS pump offers stable and low-noise operation, making it suitable for a wide range of industrial, agricultural, and municipal tasks. Whether it’s for industrial cooling systems, municipal water supply, agricultural irrigation, or firefighting applications, the IS single-stage centrifugal pump provides efficient and dependable liquid handling. Its durable construction and corrosion-resistant materials ensure long-lasting performance.

The XBD-L Vertical Single stage single suction fire pump is specifically designed for fixed fire protection systems in a wide range of settings, including businesses, construction projects, and high-rise buildings. It is a vital component in fire hydrant extinguishing systems, automatic sprinkler fire suppression systems, and more. This pump set is capable of delivering clear water and water-like media with physical and chemical properties similar to water, without solid particles, at temperatures below 100°C. It is also suitable for fire protection, domestic water supply, shared water supply systems, as well as building and municipal water supply and drainage applications.

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.

ISG series vertical single-stage single-suction centrifugal pump is a new generation of energy-saving, environment-friendly vertical 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 operating temperatures and mediums, we developed the hot-water pump(IRG), corrosion-resistant chemical pump(IHG) and oil pump (YG) – . This pump enjoys excellent performance, good reliability, long operation life, reasonable construction and nice appearance, which is outstanding in the industry.

XBD-L-type vertical suction sub-fire multi-stage pumping systems for non-delivery of water and solid particles of similar physical and chemical properties of liquid water use. Fire mainly used for pressurized water pipeline system, but also to industrial and urban water supply and drainage, high-rise building pressurized water, and transport from the water, heating, bathrooms, boilers and well-being of pressurized water cycle, air conditioning and refrigeration equipment for water systems and other occasions.

Flow：500 GPM
Head：9 bar
ISO end-suction pumps find wide application in industries such as chemical, petroleum, pharmaceutical, food and beverage, and water treatment, where they are used for fluid transportation, circulation systems, heating, and cooling systems, among others.

The air conditioning circulation pump, also known as a chilled water pump, is a vital component of air conditioning systems used for circulating refrigerant or chilled water. It plays a crucial role in heat exchange and temperature regulation. The pump consists of an electric motor, pump body, impeller, sealing device, and control system. It enables the circulation of the refrigerant or chilled water to absorb or release heat, thereby achieving the desired cooling effect and regulating indoor temperatures. Key features of air conditioning pumps include high efficiency, control and automation capabilities, and diverse options to suit different system requirements. The selection of an appropriate air conditioning pump should consider specific system needs, flow rates, head pressures, and mediums. Consulting with professionals and adhering to maintenance guidelines ensures the safe and reliable operation of the pump within air conditioning systems.

Flow：250-10000 GPM
Head： 3-16 Bar
The split-case structure allows for easy maintenance, and its wide pump range ensures compatibility with different operating conditions. The OTS pump finds application in water supply, cooling systems, industrial processes, and fire protection systems, providing reliable performance for handling different liquid media.

Application of single stage end suction pump
Single-stage end-suction centrifugal pumps are used in industrial applications for water supply, pressurization and liquid transfer, ventilation, air conditioning and heating, and agricultural/irrigation applications.

Flow：50-5000 GPM
Head：3-16 Bar (40-232 psi )
Power：11-1000 kw
Frequency：50 or 60 Hz
ISO end-suction pumps find wide application in industries such as chemical, petroleum, pharmaceutical, food and beverage, and water treatment, where they are used for fluid transportation, circulation systems, heating, and cooling systems, among others.

The XA single-stage centrifugal pump is a widely used industrial pump designed for fluid transportation and handling in various industries. It features a simple and compact design with a rotating impeller and a stationary pump casing. The pump offers high efficiency, reliability, and flexibility in installation. It finds applications in water treatment, agriculture, construction, petrochemicals, energy, pharmaceuticals, and food processing. The XA pump is capable of handling different fluid mediums and provides efficient flow control. Its operating principle utilizes centrifugal force to draw in and propel fluids through the pump. Overall, the XA single-stage centrifugal pump is a reliable and efficient solution for fluid pumping needs in industrial settings.

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 function of the fire pump is relatively powerful. There are many models and a wide range of functions. Its selection is a problem that many users need to take seriously. Choosing a suitable model is not only easy to use, but also convenient for later maintenance. We have a professional technical team and sales team in our company, who can solve any doubts about the selection for you.

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 electric 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 submersible axial-flow pump is a special type of submersible pump designed for handling large flow rates with relatively low head conditions. It has a wide range of applications, including agricultural irrigation, urban water supply and drainage, municipal flood control and emergency rescue, as well as various water conservancy projects.The main feature of the submersible axial flow pump lies in its innovative design, enabling efficient operation under high flow rate conditions. Compared to conventional submersible pumps, it operates at relatively lower head conditions, making it more suitable for transporting water over long distances with moderate elevation changes. Due to its versatility, the submersible axial-flow pump has become an indispensable piece of equipment in agriculture, urban drainage systems, and various water conservancy projects, especially in applications requiring the handling of large-scale water flow.

D-type horizontal multistage centrifugal pump is a single-suction multistage segmental centrifugal pump with advanced and reasonable structure, high pump efficiency, good cavitation resistance, low vibration, stable and reliable operation, and long life.

The XBD-L Vertical Single stage single suction fire pump is specifically designed for fixed fire protection systems in a wide range of settings, including businesses, construction projects, and high-rise buildings. It is a vital component in fire hydrant extinguishing systems, automatic sprinkler fire suppression systems, and more. This pump set is capable of delivering clear water and water-like media with physical and chemical properties similar to water, without solid particles, at temperatures below 100°C. It is also suitable for fire protection, domestic water supply, shared water supply systems, as well as building and municipal water supply and drainage applications.

The IS series single-stage centrifugal pump is a reliable and versatile solution for fluid transfer applications. Known for its simplicity and ease of use, this horizontal centrifugal pump is designed to efficiently transport clear water and fluids with similar properties. With a compact structure and convenient maintenance, the IS pump offers stable and low-noise operation, making it suitable for a wide range of industrial, agricultural, and municipal tasks. Whether it’s for industrial cooling systems, municipal water supply, agricultural irrigation, or firefighting applications, the IS single-stage centrifugal pump provides efficient and dependable liquid handling. Its durable construction and corrosion-resistant materials ensure long-lasting performance.

ISO end-suction pumps find wide application in industries such as chemical, petroleum, pharmaceutical, food and beverage, and water treatment, where they are used for fluid transportation, circulation systems, heating, and cooling systems, among others.

XA series single-stage centrifugal pump is the earliest single-stage single-suction centrifugal pump product launched by Better (China) Technology Co., Ltd.
This product combines the advantages of similar products in China and abroad, and is designed with excellent hydraulic model. Therefore, its excellent hydraulic performance and structural characteristics ensure that users can effectively reduce the operation cost of pumps in various applications.

Flow：250-10000 GPM
Head： 3-16 Bar
The split-case structure allows for easy maintenance, and its wide pump range ensures compatibility with different operating conditions. The OTS pump finds application in water supply, cooling systems, industrial processes, and fire protection systems, providing reliable performance for handling different liquid media.

Flow：50-5000 GPM
Head：3-16 Bar
ISO end-suction pumps offer high efficiency, high flow capacities, and the ability to withstand high pressures. The suction inlet is designed to efficiently intake fluids, while the pump itself is constructed to be compact, making it suitable for installation and maintenance in limited spaces.They also provide multiple material options to accommodate different fluid mediums, including corrosive and high-temperature substances. ISO end-suction pumps find wide application in industries such as chemical, petroleum, pharmaceutical, food and beverage, and water treatment, where they are used for fluid transportation, circulation systems, heating, and cooling systems, among others.

Vertical fire pumps are mainly used in engineering construction enterprises and institutions. The system includes fixed fire extinguishing systems, high-rise building indoor fire hydrant fire extinguishing systems, and automatic sprinkler fire extinguishing systems. It does not contain solid particles and water with similar physical and chemical properties. Based on the water medium, the public water supply system can be used for fire protection, life, production, construction, etc.

Smooth operation: The pump shaft and impeller are balanced to ensure smooth operation without vibration.
No water leakage: Carbide seals of different materials ensure no leakage when conveying different media.
Low noise: The water pump supported by two low-noise bearings runs smoothly, except for the faint sound of the motor, which is basically silent.
Low failure rate: The structure is simple and reasonable, and the key parts are equipped with international equipment, and the trouble-free working time of the whole machine is greatly improved.
Easy maintenance: replacement of seals and bearings is simple and convenient.
Less space occupation: The outlet can be left, right and upward, which is convenient for pipeline arrangement and installation and saves space.

The air conditioning circulation pump, also known as a chilled water pump, is a vital component of air conditioning systems used for circulating refrigerant or chilled water. It plays a crucial role in heat exchange and temperature regulation. The pump consists of an electric motor, pump body, impeller, sealing device, and control system. It enables the circulation of the refrigerant or chilled water to absorb or release heat, thereby achieving the desired cooling effect and regulating indoor temperatures. Key features of air conditioning pumps include high efficiency, control and automation capabilities, and diverse options to suit different system requirements. The selection of an appropriate air conditioning pump should consider specific system needs, flow rates, head pressures, and mediums.

The XA single-stage centrifugal pump is a widely used industrial pump designed for fluid transportation and handling in various industries. It features a simple and compact design with a rotating impeller and a stationary pump casing. The pump offers high efficiency, reliability, and flexibility in installation. It finds applications in water treatment, agriculture, construction, petrochemicals, energy, pharmaceuticals, and food processing. The XA pump is capable of handling different fluid mediums and provides efficient flow control. Its operating principle utilizes centrifugal force to draw in and propel fluids through the pump. Overall, the XA single-stage centrifugal pump is a reliable and efficient solution for fluid pumping needs in industrial settings.

CDL series vertical stainless steel multistage centrifugal pump is anon-self-PRIming vertical MULTIstage centrifugal PUMP DESIGNED and MANUFACTURED by absorbing domestic and foreign technology, using standard vertical motor and quick loading mechanical seal, easy to replace.

The over-current part of the pump is made of stainless steel (304\316) material, which can be applied to mildly corrosive media. This product can replace foreign CR, CRN and other similar products. After the product is put on the market, with its energy-saving, good quality, wide range of use and other characteristics, by the majority of users love.