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Description
This vertical multistage centrifugal pump is designed for tank top mounting and is used for pumping cooling lubricants and cutting oils in machine tools, as well as condensate transfer and similar applications.
Specifications
| Manufacturer | Grundfos |
|---|---|
| Part Number | 39DH0703 |
| Pump speed on which pump data is based | 2825 rpm |
| Rated flow | 8.81 US gpm |
| Rated head | 29.2 ft |
| Stages | 23 |
| Impellers | 3 |
| Primary shaft seal | AUUV |
| Approvals | CE,EAC,UKCA,Morocco |
| Approvals for motor | CE,EAC,UKCA,SEPRO,Morocco |
| Energy approvals for motor | CE,Singapore |
| Curve tolerance | ISO9906:2012 3B |
| Pump version | T |
| Drain holes | Open drain hole |
| Pump housing | Cast iron, EN 1561 EN-GJL-200, ASTM A48-25B |
| Impeller | Stainless steel, DIN W.-Nr. 1.4301, AISI 304 |
| Material code | A |
| Maximum ambient temperature | 140 °F |
| Pipe connection | G 3/4 |
| Flange size for motor | FT85 |
| Connect code | W |
| Pumped liquid | Emulsion |
| Liquid temperature range | 14 .. 194 °F |
| Selected liquid temperature | 68 °F |
| Density | 62.29 lb/ft³ |
| Motor type | 71A |
| Rated power - P2 | 0.33 HP |
| Power (P2) required by pump | 0.33 HP |
| Main frequency | 50 Hz |
| Rated voltage | 3 x 220-255D/380-440Y V |
| Rated current | 1.12/0.65 A |
| Starting current | 570-620 % |
| Cos phi - power factor | 0.83-0.71 |
| Rated speed | 2840-2880 rpm |
| IE Efficiency class | IE3 |
| Motor efficiency at full load | 77.5-77.2 % |
| Motor efficiency at 3/4 load | 76.8-74.5 % |
| Motor efficiency at 1/2 load | 72.7-68.4 % |
| Number of poles | 2 |
| Enclosure class (IEC 34-5) | 55 Dust/Jetting |
| Insulation class (IEC 85) | F |
| Built-in motor protection | NONE |
| Frequency converter | None |
| Minimum efficiency index, MEI ≥ | N/A |
| Net weight | 27.8 lb |
| Gross weight | 30.6 lb |
| Environmental approvals | WEEE |