Grundfos UPS 25-60 180 Circulator Pump – 1½" Connection – 96281483
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The Grundfos UPS 25-60 180 is a three-speed circulator pump for commercial and domestic heating systems, as well as hot water re-circulation in domestic buildings. Its canned-rotor design ensures maintenance-free operation, with bearings lubricated by the pumped liquid. The pump’s robust cast-iron and composite construction provides long-lasting reliability without requiring additional motor protection.
Key Features:
- Three-speed pump selector for flexible system operation
- Canned-rotor type – pump and motor form an integral unit
- Ceramic shaft and radial bearings with carbon axial bearing
- Stainless steel rotor can and bearing plate
- Corrosion-resistant composite impeller (PES+30% GF)
- Cast iron pump housing (EN-GJL-150)
- Terminal box positioned at 9H
- Impedance-protected thermal protection
Key Specifications:
| Product Model | UPS 25-60 180 |
| Product Number | 96281483 |
| Pump Type | Three-speed circulator |
| Connection Size | 1½ inch |
| Port-to-Port Length | 180 mm |
| Rated Flow | 2.17 m³/h |
| Rated Head | 3.17 m |
| Maximum Head | 60 dm |
| TF Class | 110 |
| Pumped Liquid | Water |
| Liquid Temperature Range | 2 – 110 °C |
| Selected Liquid Temperature | 60 °C |
| Density | 983.2 kg/m³ |
| Maximum Operating Pressure | 10 bar |
| Ambient Temperature Range | 0 – 40 °C |
| Power Input (Speed 1) | 50 W |
| Power Input (Speed 2) | 55 W |
| Maximum Power Input | 60 W |
| Current (Speed 1) | 0.21 A |
| Current (Speed 2) | 0.25 A |
| Current (Speed 3) | 0.28 A |
| Capacitor Size | 2.5 µF |
| Enclosure Class | IP44 |
| Insulation Class | F |
| Ex-Protection Standard | NONE |
| Pump Housing | Cast iron, EN 1561 EN-GJL-150, ASTM 30B |
| Impeller | Composite, PES+30% GF |
| Terminal Box Position | 9H |
| Net Weight | 2.67 kg |
| Gross Weight | 2.8 kg |
| Shipping Volume | 0.004 m³ |
| Approvals | VDE, AAA, EAC, RCM |
| Country of Origin | DK |