Atmos GIGA-N

Design

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

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”.