Space-saving Solutions: The Compact Design of OTS Double-suction Pumps

Electric fire pumps are mainly used for fire-fighting water supply in high-rise buildings, with a wide range of head and flow, basically meeting the needs of most users. The operation of electric motor fire pumps is also relatively simple, and the vertical installation occupies a small area. The main function of the electric fire pump set is to supply water. If the water output is insufficient, it will affect the emergency use. Therefore, everyone should choose a matching and suitable fire pump model.

The vertical turbine pump is a vertical pump composed of single or multiple centrifugal or mixed-flow impellers, guide casing, riser pipe, transmission shaft, pump base, motor and other components. The pump base and the motor are located on the upper part of the wellhead (or pool), and the power of the motor is transmitted to the impeller shaft through the transmission shaft concentric with the water pipe, driving the impeller to generate flow and lift.

The electric motor fire pump is a relatively important water supply equipment in the fire protection system. The electric motor fire pump has a wide coverage of lift, flow and power, and can be used in many environments. Providing sufficient water supply is the key to ensuring emergency use.

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.

Horizontal fire pumps have a wide range of applications and are suitable for the supply and extraction of various fire water sources, including tap water, reservoirs, reservoirs, etc. In terms of building fire protection, horizontal fire pumps can be used in fire extinguishing water systems, sprinkler water systems and foam fire extinguishing systems. In terms of industrial fire protection, horizontal fire pumps can be used in railway stations, ports, chemical plants and other places. In addition, horizontal fire pumps can also be used for rural fire protection, such as fire protection propaganda, drought resistance irrigation, flood control and disaster relief, etc.

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. In conclusion, ISO end-suction pumps are reliable and efficient industrial pumps that meet global standards, making them suitable for various industries and applications.

Features:
1. The pump is a vertical structure, the inlet and outlet diameters are the same, and are located on the same center line. It can be installed in the pipeline like a valve. The appearance is compact and beautiful, the floor space is small, and the construction investment is low. Can be used outdoors.
2. The impeller is directly installed on the elongated shaft of the motor, the axial dimension is short, the structure is compact, and the pump and motor bearings are reasonably arranged, which can effectively balance the radial and axial loads generated by the operation of the pump, thereby ensuring the smooth operation of the pump. Low vibration and low noise.
3. The shaft seal adopts mechanical seal or mechanical seal combination, adopts imported titanium alloy sealing ring, medium-sized high temperature resistant mechanical seal and hard alloy material, wear-resistant seal, which can effectively prolong the service life of mechanical seal.
4. Easy installation and maintenance, no need to dismantle the pipeline system, just remove the pump joint seat nut to extract all the rotor parts.
5. The series and parallel operation modes of pumps can be adopted according to the requirements of use, that is, the needs of flow and head.
6. The vertical and horizontal installation of the pump can be adopted according to the requirements of the pipeline arrangement

The G Single Screw Pump is a versatile positive displacement pump designed for the transportation of high-viscosity liquids. Featuring inter-meshing screws within the pump body, it creates continuous sealed chambers for efficient fluid movement. This pump finds widespread application in industries such as chemical, petroleum, food, and pharmaceuticals, where it excels at conveying high-viscosity, high-temperature, abrasive, or corrosive liquids. Its advantages lie in high-precision conveying, excellent self-priming capabilities, wide applicability, corrosion resistance, and low noise operation. The G Single Screw Pump offers a reliable and efficient solution for industrial liquid transportation needs.

Flow：50-7500 GPM
Head：3-20 Bar
The long shaft pump is a high-performance engineering pump known for its unique long shaft design and exceptional capabilities. It offers advantages such as suitability for deep-buried pump stations, improved transmission efficiency, and reduced energy consumption. With excellent corrosion resistance and reliability, it can handle various fluids in diverse environments. It is a reliable solution for water supply, sewage treatment, and chemical processes.

The Horizontal Multistage Pump is an exceptional engineering solution that offers high performance and reliability for fluid handling applications. With its unique multistage impeller design, it delivers efficient and incremental pressure boosting for high-pressure and high-flow scenarios. Whether used in water supply systems, industrial processes, irrigation, or building cooling, this pump ensures stable water pressure and flow. Its compact design allows for easy installation and maintenance, while its superior construction materials guarantee durability and long-term reliable operation. Choose the Horizontal Multistage Pump to achieve exceptional performance and success in your fluid handling projects.

Model: D25-30X5,
Parameter: 25m3/h@210m,
Motor power: 37kw,
Speed: 3500rpm,

Selecting the right fire pump is a critical decision that depends on a range of factors. These factors include the facility’s water supply source, the building’s size and layout, the required flow rate, and the local fire codes and regulations.

For example, a large industrial facility may require a high-capacity fire pump, while a small office building may need a lower-capacity pump. The choice also depends on whether the facility uses municipal water, a private water supply, or a combination of both.

Consulting with a fire protection engineer or specialist is often recommended to ensure the selection of the most suitable fire pump for a specific application.

Fire pumps are mainly used for pressurized water delivery in firefighting system pipelines, and can also be used in industrial and urban water supply and drainage, high-rise building depressurized water delivery, long-distance water delivery, heating, bathroom, boiler cold and warm water circulation pressurized air conditioning refrigeration system water delivery and equipment matching, etc.

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.

Electric vertical turbine pump with high efficiency, energy saving and high efficiency, pump impeller immersed in water, no bottom valve, no irrigation and shaft vacuum, can be directly started, very convenient and reliable.

There are many structural types of self-priming pumps, among which molten salt pumps, vacuum pumps, submerged pumps, metering pumps, gear pumps, corrosion-resistant pumps, acid-resistant pumps, and fire pumps flow in the direction of rotation. Then it joins with the water from the right return water hole and flows along the volute. This repeated cycle gradually exhausts the air in the suction pipeline, so that the water enters the pump to complete the self-priming process. Sewage pump self-priming pump oil pump diaphragm pump screw pump gear oil pump pump is the same, the difference is that the return water does not flow to the outer edge of the impeller, but flows to the inlet of the impeller. When the internal mixing self-priming pump is started, the return valve at the front and bottom of the impeller must be opened, so that the liquid in the pump flows back to the inlet of the impeller. Here the air is expelled and the water is returned from the return valve to the impeller inlet. This is repeated until the air is exhausted, and the water is sucked into the internal-mixed self-priming pump. The working principle is the same as that of the external-mixed self-priming pump.

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.

Environmental considerations include:

Energy efficiency: Using efficient motors and VFDs to reduce energy consumption.
Noise levels: Installing pumps in noise-sensitive areas may require sound-dampening measures.
Water conservation: Ensuring the system is designed to use water efficiently and avoid unnecessary wastage.
Emissions: Unlike diesel pumps, electric pumps do not produce exhaust emissions, making them more environmentally friendly.

Flow：250-10000 GPM
Head：3-16 Bar
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 Vertical Single stage 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.

The vertical turbine pump can be used to transport liquids such as clear water below 55°C, rainwater, scale water, sewage, industrial wastewater with corrosive irritation, sea water, etc.; after special design, it can transport liquids at 90°C. It is widely applicable to industrial and mining enterprises such as water supply companies, sewage treatment plants, power plants, steel plants, and mining, as well as engineering projects such as municipal road engineering water supply and drainage, farmland irrigation, and flood control and drainage.

Flow：80-2700 GPM
Head：10-24 Bar
The Horizontal Multistage Pump is an exceptional engineering solution that offers high performance and reliability for fluid handling applications. With its unique multistage impeller design, it delivers efficient and incremental pressure boosting for high-pressure and high-flow scenarios. Whether used in water supply systems, industrial processes, irrigation, or building cooling, this pump ensures stable water pressure and flow.

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

It shows details of electric vertical turbine pump that has high efficiency. Type JC pumps are used for pumping normal temperature water and warm water under 100°C from wells, river, lake, sea.

The size and capacity are determined by factors such as the building’s fire protection needs, the height and area to be covered, water supply requirements, and local fire codes.

Flow：50-7500 GPM
Head：3-20 Bar 40-300 psi
Power：11-1000 kw
Caliber：50-400 mm
Frequency：50 or 60 Hz

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.

XBD electric fire pumps are mainly used for the fixed fire hydrant fire system; automatic spraying fire system used by all sorts of organs, projects, high-floor buildings etc. and can be transferred with the clear water without solid grain under 100 or its equivalence, also be used for public-used water providing system for fire, living, production, construction and municipality.

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 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.