Comprehensive Overview of the 3-12 Inch XA Series Diesel Engine Driven Centrifugal Pump
The XA series diesel engine driven centrifugal pump is an exemplary model designed to meet the strict performance and dimensional standards outlined by the European BS EN733 / IN24255 regulations. This innovative pump serves a multitude of applications, including industrial and mining operations, firefighting, construction, municipal water supply and drainage, as well as agricultural irrigation. By leveraging a rear-opening structure and elastic coupling, the XA series effectively utilizes direct drive from electric motors or other power sources, ensuring efficient and reliable performance across varied operational conditions.

Design and Structure
The XA series pumps are characterized by a horizontal, single-stage, single-suction, volute structure, which optimizes hydraulic efficiency and minimizes energy consumption. With an extensive range of outlet diameters from 32 мм до 250 миллиметр, these pumps provide versatility for different installation requirements.
– **Flange Standards**:
– Standard Configuration: DIN2501
– Optional Configuration: ANSI B16.5 Class 150lb

Impeller and Shaft Specifications
The impeller, a critical component for hydraulic performance, is typically made from H65 brass, with options for HT200 cast iron and 304/316 stainless steel. The shaft is standardly crafted from 2Cr13 stainless steel, with additional choices available in 304/316 stainless steel or 45# steel, ensuring durability and resistance to wear over time.
Sealing Mechanisms
For optimal operation, the pumps are equipped with mechanical seals as standard. However, users have the option to select packing seals based on their unique application needs. This flexibility in sealing technology enhances the pump’s ability to handle various fluids while mitigating the risk of leakage.

Technical Parameters
The XA series pumps are designed to handle a wide range of operational parameters:
– **Flow Rate (Q)**: 2 – 1500 m³/h
– **Head (H)**: 2 – 152 m
– **Rated Speed**:
– 1450 – 2900 оборотов в минуту (50Hz)
– 1750 – 3500 оборотов в минуту (60Hz)
– **Rated Temperature**: -10°C to 105°C
– **Working Pressure**: 1.2 MPa, with special configurations available up to 1.6 MPa
Energy Efficiency and Performance

Advanced Features
The XA series pumps come equipped with a built-in 24V battery-powered pressure gauge that facilitates easy monitoring and operation. The pump features strong start capabilities at 24V, along with normally closed start functions, enhancing safety and reliability during operation.
Тем 3-12 Inch XA Series Diesel Engine Driven Centrifugal Pump represents a significant advancement in pump technology, offering robustness, efficiency, and adaptability for a range of applications. Its adherence to European standards, combined with customizable features, makes it an ideal choice for industries requiring reliable water transfer solutions. Whether used in municipal systems, agricultural settings, or emergency firefighting scenarios, the XA series stands as a testament to modern engineering excellence in centrifugal pump design.