High reliability suitable for small, medium & big coolers.
– Protection IP54
– Fan cooled
– Protection IP54
– Fan cooled
Technical specification
| Windings |
single-phase motor with Class F winding |
| Motor shaft | AISI 303 INOX steel |
| Fastening parts | INOX steel or anti-oxidant materials. |
| Protection | IP 54 degree of protection from seepage of liquids. |
| Safety | Built-in thermal motor protection system. |
| Ball bearings | Ø 8mm NSK, SKF or equivalent, in semi-rigid and noise-insulated silicone casing. |
| Motor | extruded aluminium casing |
| Motor parts | thermoplastic motor parts resistant to high temperature |
| Note | read instruction manual for correct use and proper installation |
| TYPE | Volt | Hz | Amp | Watt | Rpm | A | B | Propeller Ø (mm) | Weight |
| SR 20-50 |
220-230 | 50/60 | 0,14/0,16 | 33/37 | 2930/3480 | 90 | 190/220 | 50 2 Blades 15° | 1,39 |
| SR 20-55 |
220-230 | 50/60 | 0,14/0,18 | 35/39 | 2913/3450 | 90 | 190/220 | 55 2 Blades 15° | 1,39 |
| SR 20-62 | 220-230 | 50/60 | 0,16/0,20 | 36/43 | 2890/3420 | 90 | 190/220 | 62 2 Blades 15° | 1,39 |
| SR 20-65 | 220-230 | 50/60 | 0,17/0,24 | 40/51 | 2840/3300 | 90 | 190/220 | 65 3 Blades 15° | 1,39 |
| SR 20-40 | 220-230 | 50/60 | 0,14/0,16 | 35/38 | 2930/3480 | 90 | 190/220 | 40 2 Blades 30° | 1,39 |
| SR 20-45 | 220-230 | 50/60 | 0,16/0,20 | 37/41 | 2900/3430 | 90 | 190/220 | 45 2 Blades 30° | 1,39 |
| SR 20-50 | 220-230 | 50/60 | 0,18/0,24 | 43/56 | 2820/3200 | 90 | 190/220 | 50 2 Blades 30° | 1,39 |
Performance and electrical data has been tested at 0°C with clean water only.
