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Description
This vertical multistage centrifugal pump has suction and discharge ports on the same level. The pump head and base are made of cast iron, while all other wetted parts are constructed from stainless steel (EN 1.4301).
Specifications
| Manufacturer | Grundfos |
|---|---|
| Part Number | 99505264 |
| Rated pump speed | 3556 rpm |
| Rated flow | 660 US gpm |
| Rated head | 321.9 ft |
| Maximum head | 427.5 ft |
| Actual impeller diameter | 6.38 in |
| Stages | 3 |
| Impellers | 3 |
| Number of reduced-diameter impellers | 1 |
| Low NPSH | N |
| Pump orientation | Vertical |
| Shaft seal arrangement | Single |
| Code for shaft seal | HQQE |
| Approvals for drinking water | NSF/ANSI 61, NSF/ANSI 372 |
| Curve tolerance | ISO9906:2012 3B |
| Pump version | A |
| Cooling | TEFC |
| Base | Ductile cast iron, EN 1563 EN-GJS-500-7, ASTM A536-84 65-45-12 |
| Impeller | Stainless steel, EN 1.4301, AISI 304 |
| Material code | A |
| Code for rubber | E |
| Bearing | WC/WC |
| Support bearing | Graflon |
| Material certified according to | European standards |
| Maximum ambient temperature | 122 °F |
| Maximum operating pressure | 232.06 psi |
| Max pressure at stated temperature | 232 psi / 250 °F |
| Type of connection | ANSI |
| Size of suction port | 6 inch |
| Size of outlet port | 6 inch |
| Pressure rating for connection | 150 lb |
| Flange size for motor | 365TSC |
| Connect code | G |
| 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 | 75 HP |
| Power (P2) required by pump | 75 HP |
| Main frequency | 60 Hz |
| Rated voltage | 3 x 230/460 V |
| Service factor | 1.15 |
| Rated current | 166/83 A |
| Starting current | 511 % |
| Full load SF current | 95 A |
| Cos phi - power factor | 0.87 |
| Rated speed | 3550 rpm |
| IE efficiency | IE3 94,5% |
| IE Efficiency class | IE3 / NEMA Premium |
| Motor efficiency at full load | 94.5 % |
| 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 | 0.93 |
| Net weight | 1330 lb |
| Gross weight | 1640 lb |
| Shipping volume | 71.9 ft³ |
| Thrust handling device | N |