GRUNDFOS Alpha2 is a revolutionary variable speed controlled circulator pump designed for hot water circulation in heating, cooling and solar applications. The pump is provided with a number of unique features:
Pump construction is cast iron for the pump housing, stainless steel for the rotor can and composite plastic for the impeller. Pumps are supplied complete with BSP union connections and insulating shells.
Motor | |
Enclosure Class | X4D |
Voltage | 1 X 240V |
Insulation Class | F |
Operating Conditions | |
Pumped Liquid | Thin, clean non-aggressive liquids without solid particles or fibres |
Liquid Temperature | +2C to +110C, though a maximum of +65C is recommended for optimal system efficiency. |
Maximum Ambient Temperature | +80C |
Maximum Operating Pressure | 10Bar |
Minimum Inlet Pressure | Upto +75C - 0.05Bar, upto +90C - 0.3Bar, Upto +110C - 1Bar |
Installations | Pumps must be installed with the pump shaft horizontal, vertical water flow and the plug connection pointing downwards |
Dimensions & Weights | |
Weight (kg) | 2.1 |
Pump Information | |
Dimensions (mm) - E | 104 |
Maximum Operating Current (A) | 0.32A |
Motor Rating (W) | 34 |
Dimension(mm) D | 36 |
Dimension(mm) A | 121 |
Dimension(mm) B | 89 |
Dimension(mm) C | 52 |
Dimensions (mm) - H | 180 |