Atmos GIGA-N
Norm pump
The long-coupled end suction pump for universal applications and a long service life.
- The high overall efficiency through improved hydraulics and the use of IE3/IE4 motors enables energy savings
- Suitable for drinking water supply (compliant with ACS and UBA)
- Cataphoretic coating of all cast components for high resistance to corrosion and long service life (not available for drinking water versions)
- Universally usable thanks to standardised dimensions, a range of motor options and impellers made of different materials
- Easy maintenance thanks to user-friendly spacer coupling in back pull-out design
- High operational reliability thanks to improved impeller construction for pressure reduction
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Design
Single-stage, low-pressure centrifugal pump with axial suction, mounted on a baseplate. Standard version with spacer coupling.Application
- The pumping of heating water (in accordance with VDI 2035), chilled water and water-glycol mixtures without abrasive substances in heating, chilled water and cooling systems.
- Applications for irrigation, building services, general industry, power stations, etc.
Equipment/function
Single-stage low-pressure centrifugal pump in end suction design with coupling, coupling guard, motor and baseplate
- Mechanical seal
Type key
Example | Atmos GIGA-N 40/200-11/2 |
Atmos | Product family |
GIGA | Series designation |
N | Long-coupled end suction pump |
40 | DN for the pressure flange |
200 | Impeller nominal diameter [mm] |
11 | Rated power P2 [kW] |
2 | Number of poles |
Technical data
- Permissible temperature range: -20 °C ... +140 °C
- Mains connection 3~400 V, 50 Hz
- IP rating IP55
- Nominal diameter DN 32 ... DN 150
- Max. operating pressure 16 bar
Materials
- Pump housing and lantern. Standard: EN-GJL-250
- Impeller: Standard: EN-GJL-200; others on request
- Shaft: 1.4021
- Mechanical seal: AQEGG; other mechanical seals on request
Construction
- Single-stage low-pressure centrifugal pump as baseplate pump with axial suction ports with flanged bearing brackets and axle fastening for flexibly coupled drives
- Spacer coupling (sleeve coupling) is standard; this provides the option of leaving the motor in position when dismantling the rotor unit
- Variant ...-P5 without spacer coupling (at reduced price, see price list)
Scope of delivery
- Pump
- Installation and operating instructions
- Bare shaft pump or
- Pump on baseplate with coupling and coupling guard, without motor or
- Completely mounted pump on baseplate with electric motor
Options
- Variant ...-P5 without spacer coupling (at reduced price)
- Other materials and versions on request
- Other voltages and frequencies available on request.
Accessories
Automatic speed control:
for automatic, infinitely variable pump power control. Please contact Wilo for more information on “Switchgears and control devices”.