Introduction to Wilo-Atmos GIGA-I Water Pump Product

• Product Overview: It is a universal dry rotor pump suitable for heating, air conditioning, and refrigeration applications in large buildings. It can provide a variety of parts and materials, transport media at various temperatures, and is applicable to multiple systems. It features advanced hydraulic components, high-efficiency motors, and a long service life design. It can also discharge condensate in a targeted manner, is easy to install with high stability, and is simple to maintain.

• Advantages and Features

  • Wide Application: Diverse parts are suitable for various applications and media.

  • Energy-saving and Reliable: Advanced hydraulic components and IE3/IE4 motors ensure operation.

  • Long Service Life: The electrophoretic coating extends the service life of components.

  • Condensate Management: Condensate can be discharged directionally in air conditioning and cooling systems.

  • Stable Installation: The feet can be fixed, making installation easy and stable.

  • Convenient Maintenance: The structure is easy to operate, and large pumps can be optionally equipped with a specific design and shaft seal.

• Product Features

  • Advanced hydraulic components.

  • KTL coating on casting parts.

  • Equipped with IE3/IE4 motors.

  • Some pumps have split pump curves or small motors.

  • Optional back pull-out design (starting from 37kW/4 poles).

  • Condensate can be discharged directionally, and the impeller has various materials.

  • Standard feet with threaded holes.

• Environmental Characteristics

  • High-efficiency components and motors achieve significant energy savings.

  • The structure of cast iron parts is optimized to reduce weight.

  • The production in European factories is sustainable and carbon-neutral.

• Structure Type: A dry rotor pump with a series structure and flange connection.

• Application Range: Pumping heating water, cold water, and water-glycol mixtures for heating, cold water, and cooling systems (without abrasive substances).

• Model Code Example: For example, Atmos GIGA-I 40/160 - 5.5/2, where "I" represents a pipeline pump, "40" is the nominal diameter DN of the pipeline interface, "160" is the nominal impeller diameter, "5.5" is the rated power P2 of the motor (kW), and "2" is the number of poles.

• Technical Data

  • Fluid temperature: -20°C to +140°C, and the maximum ambient temperature is 40°C.

  • Mechanical seal: It is suitable for different media under specific conditions, and there are recommended models when using water-glycol mixtures.

  • Power connection: 3~400V, 50Hz (other options can be provided upon request).

  • Protection level: IP55.

  • Nominal diameter: DN 32 to DN 250.

  • Working pressure: 13 bar (up to +140°C) / 16 bar (up to +120°C) for the standard model.

• Materials

  • Pump casing and coupling bracket: The standard is EN-GJL-250 (gray cast iron).

  • Impeller: The standard is EN-GJL-200, and special specifications include bronze CuSn 10 and stainless steel 1.4408.

  • Shaft: 1.4122.

  • Mechanical seal: AQEGG, and other seals can be provided upon request.