Wilo-Atmos GIGA B Heat Cool and Refrigerate Large Buildings with Centrifugal Pump
The Wilo-Atmos GIGA - B is a dry rotor pump suitable for heating, air conditioning, and refrigeration applications in large buildings. It features a block design and has multiple advantages, meeting different application requirements. Wilo also provides related service support.
- Energy-efficient and High-performance: The advanced hydraulic components and IE3/IE4 motors achieve energy savings.
- Wide Application: Diverse components are suitable for various applications.
- Easy Installation: The standard pump feet and optional supporting blocks facilitate installation.
- Convenient Maintenance: The structure is easy to operate, and large pumps can be optionally equipped with a specific design and seal.
- Strong Corrosion Resistance: The electrophoretic coating protects the castings, ensuring a long service life.
- Standard Compatibility: The power and dimensions comply with the EN 733 standard, being compatible with various inline pumps.
- Advanced hydraulic components.
- Dimensions in accordance with the EN 733 standard.
- KTL coating on casting parts.
- The pump housing is equipped with standard feet.
- Equipped with IE3/IE4 motors.
- Optional back pull-out design (starting from 37kW/4 poles).
- The impeller has various materials.
- Some pumps have split pump curves or small motors.
- Optional installation supporting blocks.
- The high-efficiency components and motors achieve significant energy savings.
- The structure of the cast iron parts is optimized to reduce weight.
- The production in European factories is sustainable and carbon-neutral.
A block-structured dry rotor pump with flange connection.
Pumping hot water, cold water, cooling water, and water-glycol mixtures (without abrasive substances), suitable for related equipment.
For example, B 40/160 - 7.5/2, where "B" represents an inline pump, "40" is the nominal diameter DN of the pipe connection (pressure port), "160" is the nominal impeller diameter, "7.5" is the rated power P2 of the motor (kW), and "2" is the number of poles.
- Temperature range: -20°C to +140°C.
- Mechanical seal: It is suitable for different media under specific conditions, and there are recommended models for water-glycol mixtures.
- Power connection: 3~400V, 50Hz (other options can be provided upon request).
- Protection level: IP55.
- Nominal diameter: DN 32 to DN 150.
- Maximum working pressure: 16 bar (25 bar can be provided upon request).
- Pump casing and coupling bracket: The standard is EN - GJL - 250, and ductile iron is optional.
- 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.

