Purpose and application:
Frequency controlled circulating pumps with backward flanges are used to pump the heat carrier in heating systems, floor heating systems, hot water supply systems. Smooth regulation and automatic adjustment to the system!
Ideal for systems with variable flow or pressure!
European energy class! Pumps of this type significantly improve the efficiency of heating systems. The pumps are characterized by low noise level, simple and reliable design. It is a good solution for private homes, agriculture, warehouses, industrial facilities.
Operation
- Automatic mode of operation (automatic selection of the optimal program of work).
- Smooth power regulation.
- Economical night mode.
- Indication of current power consumption.
Pumping part
- Casing: aluminum and cast iron, treated with cataphoresis anti-corrosion treatment and water resistant painting.
- KTL coating of the working chamber.
- Impeller: stainless steel.
- Fitting length: 220mm.
Conditions of use
- Heating medium: Fresh water.
- Degree of contamination: not permissible.
- Ambient air temperature: +5 °C…+40 °C
- Max. concentration of glycol in the thermal fluid: max. 50%.
- Temperature of pumped liquid: 2 °С … + 110 °С
- Maximum working pressure: 1,0 MPa (10 bar).
- Connection: flanged.
Motor
- Motor type: asynchronous, closed type, with thermal protection built into the winding.
- Stator windings: 100% copper.
- Motor shaft: made of chemically inert ceramic.
- Insulation class.
- Permanent magnet motor.
- Voltage: 1~220-240V
- Frequency: 50 Hz
- Protection class: IP42
- Mode of operation: continuous.
Accessories
Mounting flanges, instruction manual.
Technical characteristics
| Model | Voltage, V | DN, mm | Power | Q max (l/min) |
H max (m) |
|
| kW | hp. | |||||
| STAR GRS 40/10F | 1~220-240 | 40 | 0,34 | 0,46 | 300 | 10 |
| STAR GRS 50/12F | 1~220-240 | 50 | 0,56 | 0,76 | 370 | 12 |
| STAR GRS 65/15F | 1~220-240 | 65 | 1,3 | 1,76 | 750 | 15 |
Size and weight characteristics
| Model | Gross weight, kg | Package length, mm | Package width, mm | Package height, mm |
| STAR GRS 40/10F | 21 | 255 | 280 | 330 |
| STAR GRS 50/12F | 23,5 | 310 | 270 | 350 |
| STAR GRS 65/15F | 30,1 | 245 | 175 | 300 |