Grundfos single-stage in-line pump TP 25-50/2 cod. 98346587
Grundfos single-stage in-line pump TP 25-50/2 cod. 98346587
Fixed speed single-stage in-line electric pump.
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Grundfos single-stage in-line pump TP 25-50/2 cod. 98346587
Useful to:
- Air Conditioning - Commercial Buildings
Screw pump, single-stage, direct drive, with in-line suction port and outlet port of identical diameter.
The pump features a slide-out design, meaning the pump head (motor, pump head and impeller) can be removed for maintenance or service with the pump body still in the pipeline.
The pump is equipped with an unbalanced rubber bellows seal.
The mechanical seal is according to EN 12756.
The pump is equipped with an air-cooled asynchronous motor.
| TECHNIQUES | |
|---|---|
| Pump speed on which the data is based | 2800 rpm |
| Nominal flow rate | 3.72 m³/h |
| Prevalence | 2.7 m |
| Maximum prevalence | 50 dm |
| Effective diameter of the impeller | 68mm |
| Code for shaft seal | BQQE |
| Curve tolerance | ISO9906:2012 3B2 |
| Pump version | TO |
| MATERIALS | |
|---|---|
| Body Pump | Cast iron, EN-GJL-150, ASTM class 25 |
| Impeller | Composite, PES+30% GF |
| Material code | TO |
| INSTALLATION | |
|---|---|
| Ambient temperature limit | -30 .. 40°C |
| Max operating pressure | 10 bars |
| Max pressure at the mentioned temperature | 10 bar / 120°C |
| Connection type | G |
| Attack size | DN 25 |
| Nominal pressure of the connection | PN 10 |
| Wheelbase | 180mm |
| Flange dimensions for the motor | FT75 |
| Pump connection code | OR |
| LIQUID | |
|---|---|
| Pumped liquid | Waterfall |
| Liquid temperature range | -25 .. 120°C |
| Liquid temperature during operation | 20°C |
| Density | 998.2 kg/m³ |
| ELECTRICAL DATA | |
|---|---|
| Engine type | 71A |
| Rated power - P2 | 0.12 kW |
| Network frequency | 50Hz |
| Nominal tension | 1 x 220-230V |
| Rated current | 0.93-0.93 A |
| Starting current | 690-720 % |
| Cos phi - power factor | 0.95-0.922 |
| Nominal speed | 2910-2920 rpm |
| Efficiency class IE | IE2 |
| Engine efficiency at full load | 60.0-60.0 % |
| Engine efficiency at 3/4 load | 61.0-58.8 % |
| Motor efficiency at 1/2 load | 49.9-48.2 % |
| No. of poles | 2 |
| Protection class (IEC 34-5) | 55 Dust/Jetting |
| Insulation class (IEC 85) | F |
| Integrated motor protection | PTO |
| Engine code | 92613975 |
| Frequency converter | NO |
| OTHER | |
|---|---|
| Net weight | 9.4kg |
| Gross weight | 11.4kg |
| Packaging volume | 0.041 m³ |
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