Electric circulating pumps of “In-line” construction with three-stage speed control, intended for circulation of heating water in domestic heating systems

SPECIFICATIONS
• Maximum working pressure: 10 bar
• Medium temperature: 110 ºC
• Maximum external temperature: 55 ºC
• Maximum pump surface temperature: 125 ºC

MATERIALS
• Pump housing: cast iron
• Pump shaft: chrome steel
• Pump impeller: technopolymer
• Inner motor cover: stainless steel

TECHNICAL DATA
• Asynchronous motors with 3-stage speed control
– switch on the cable box
• Insulation class H
• Power supply: 1 ~ 230V, 50Hz
For water at 90 ° C, a
minimum inflow of 1.5 m must be provided to eliminate cavitation.

Possible spigots:
– 1 and 1 1/2, spacing 130 mm with two gaskets
– 1 1/2 and 2, spacing 180 mm with two gaskets
– flanges, spacing 120 mm with two gaskets