/
Description
This vertical multistage centrifugal pump has suction and discharge ports on the same level. The pump head and base are constructed from cast iron, while all other wetted parts are made of stainless steel (EN 1.4301). It is suitable for applications such as water treatment fertigation, chemigation, dosing, controls and digital groundwater management, as well as drip, micro spray, and soaker hose irrigation.
Specifications
| Manufacturer | Grundfos |
|---|---|
| Part Number | 97757966 |
| Rated pump speed | 3470 rpm |
| Rated flow | 53.3 US gpm |
| Rated head | 512.5 ft |
| Maximum head | 669.3 ft |
| Actual impeller diameter | 3.66 in |
| Stages | 14 |
| Impellers | 14 |
| Number of reduced-diameter impellers | 0 |
| Low NPSH | N |
| Pump orientation | Vertical |
| Shaft seal arrangement | Single |
| Code for shaft seal | HQQE |
| Approvals | CURUS |
| Curve tolerance | ISO9906:2012 3B |
| Pump version | A |
| Cooling | IC 411 |
| Base | Cast iron, EN 1561 EN-GJL-200, ASTM A48-25B |
| Impeller | Stainless steel, EN 1.4301, AISI 304 |
| Material code | A |
| Code for rubber | E |
| Bearing | SIC |
| Maximum ambient temperature | 104 °F |
| Maximum operating pressure | 362.59 psi |
| Max pressure at stated temperature | 363 psi / 250 °F, 363 psi / -4 °F |
| Type of connection | ANSI / JIS |
| Size of inlet connection | DN 50 |
| Size of outlet connection | DN 50 |
| Pressure rating for connection | PN 25 |
| Flange rating inlet | 300 lb |
| Flange size for motor | 254TC |
| Connect code | GJ |
| Pumped liquid | Water |
| Liquid temperature range | -4 .. 248 °F |
| Selected liquid temperature | 68 °F |
| Density | 62.29 lb/ft³ |
| Motor standard | NEMA |
| Motor type | BALDOR |
| Rated power - P2 | 15 HP |
| Power (P2) required by pump | 15 HP |
| Main frequency | 60 Hz |
| Rated voltage | 3 x 208-230/460 V |
| Service factor | 1.15 |
| Rated current | 38,0-35,0/17,5 A |
| Starting current | 680 % |
| Full load SF current | 44-40/20 A |
| Cos phi - power factor | 0.87 |
| Rated speed | 3520 rpm |
| IE efficiency | IE3 91% |
| IE Efficiency class | IE3 / NEMA Premium |
| Motor efficiency at full load | 91 % |
| Motor efficiency at 3/4 load | 91.6 % |
| Motor efficiency at 1/2 load | 91 % |
| Number of poles | 2 |
| Enclosure class (IEC 34-5) | IP54 |
| Insulation class (IEC 85) | F |
| Built-in motor protection | NONE |
| Frequency converter | None |
| DOE Pump Energy Index CL | 0.87 |
| Net weight | 335 lb |
| Gross weight | 450 lb |
| Shipping volume | 17.2 ft³ |