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Description
This vertical multistage centrifugal pump has suction and discharge ports on the same level, with materials in contact with the liquid made from high-grade stainless steel (EN 1.4401). It is suitable for applications such as water treatment fertigation, chemigation, dosing, controls and digital groundwater management, and drip, micro spray, and soaker hose irrigation.
Specifications
| Manufacturer | Grundfos |
|---|---|
| Part Number | 99145261 |
| Rated pump speed | 3577 rpm |
| Rated flow | 820 US gpm |
| Rated head | 923.3 ft |
| Maximum head | 1245 ft |
| Actual impeller diameter | 6.64 in |
| Stages | 7 |
| Impellers | 7 |
| Number of reduced-diameter impellers | 0 |
| 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 | IC 411 |
| Base | Stainless steel, EN 1.4408, ASTM A351 CF8M |
| Impeller | Stainless steel, EN 1.4401, AISI 316 |
| Material code | A |
| Code for rubber | E |
| Bearing | WC/WC |
| Support bearing | Graflon |
| Thrust handling device | Y |
| Material certified according to | European standards |
| Maximum ambient temperature | 104 °F |
| Maximum operating pressure | 580.15 psi |
| Max pressure at stated temperature | 363 psi / 250 °F, 580.15 psi / 176 °F |
| Type of connection | ANSI |
| Size of suction port | 6 inch |
| Size of outlet port | 6 inch |
| Pressure rating for connection | 300 lb |
| Flange size for motor | 447TSD |
| 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 | WEG |
| Rated power - P2 | 251 HP |
| Power (P2) required by pump | 251 HP |
| Main frequency | 60 Hz |
| Rated voltage | 3 x 460 V |
| Service factor | 1.15 |
| Rated current | 269 A |
| Starting current | 670 % |
| Full load SF current | 309 A |
| Cos phi - power factor | 0.90 |
| Rated speed | 3573 rpm |
| IE efficiency | IE3 95,8% |
| IE Efficiency class | IE3 / NEMA Premium |
| Motor efficiency at full load | 95.8 % |
| Motor efficiency at 3/4 load | 95.8 % |
| Motor efficiency at 1/2 load | 95.4 % |
| Number of poles | 2 |
| Start. method | VFD or Soft starter |
| Enclosure class (IEC 34-5) | IP55 |
| Insulation class (IEC 85) | F |
| Built-in motor protection | NONE |
| Frequency converter | None |
| DOE Pump Energy Index CL | 0.93 |
| Net weight | 3190 lb |
| Gross weight | 3690 lb |
| Shipping volume | 150 ft³ |
Documents
Repair Parts
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Grundfos
Grundfos 99262428, Wear Part Kit Graphite D28 for CR/N155
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Regular price$1,321.00