Variable Frequency Drive Controlled Twin Pumps

Modern and user-friendly variable frequency drive (VFD) controlled twin pumps. VFD Twin pumps combine the wide operational range of twin pumps with the intelligent control functions of an integrated frequency converter.

Applications:

Heating networks, primary and secondary circuits in district heating, building heating and cooling systems, cooling water circulation, fire water pumping, industrial cooling water circulation, cooling water circuits in energy production, general industrial water circulation, residential buildings, commercial properties, shops and shopping centres, schools and daycare centres

Materials:

Casing: Grey cast iron EN-GJL-200

Impeller: Stainless steel AISI316, Bronze CuSn10Zn2, Grey cast iron EN-GJL-200, Noryl™ Resin GFN2

Flange shaft: AISI329

Fluids:

Clean liquids, glycol mixtures, hot and cold water, boiler feed water, condensate water

 

Technical specifications

Models	AT NC, T MD, T NC
Flow rate	0,1 l/s = 0,4 m3/h … 70 l/s = 252 m3/h
Maximum pump head	44,75 m
Liquid temperature range	-10 … 120 °C
Motor power range	1,1 kW … 7,5 kW
Nominal pressure	PN10