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Description
This vertical multistage centrifugal pump is designed for applications like cooling lubricant pumping, condensate transfer, and similar uses. Mounted on tank tops with chamber stacks immersed in liquid, these pumps offer adjustable stages and immersed lengths to meet specific flow, pressure, and depth requirements.
Specifications
| Manufacturer | Grundfos |
|---|---|
| Part Number | 98472720 |
| Rated pump speed | 3514 rpm |
| Rated flow | 15.4 US gpm |
| Rated head | 500.7 ft |
| Chambers | 21 |
| Impellers | 21 |
| Number of reduced-diameter impellers | 0 |
| Drainage back to tank (Yes/No) | N |
| Pump orientation | Vertical |
| Code for shaft seal | HUUV |
| Approvals | CE,EAC,UKCA,RCM, |
| Curve tolerance | ISO9906:2012 3B |
| Pump version | A |
| Cable gland entry | 4xM20 knock out |
| Pump head | Cast iron, EN 1561 EN-GJL-200, ASTM A48-25B |
| Impeller | Stainless steel, EN 1.4301, AISI 304 |
| Material code | A |
| Maximum ambient temperature | 140 °F |
| Maximum operating pressure | 362.59 psi |
| Max pressure at stated temperature | 363 psi / 194 °F |
| Type of connection | G internal thread |
| Size of outlet port | 1 1/4 inch |
| Immersion depth | 19.8 in |
| Flange size for motor | FT130 |
| Connect code | W |
| Pumped liquid | Water |
| Liquid temperature range | 14 .. 194 °F |
| Selected liquid temperature | 68 °F |
| Density | 62.29 lb/ft³ |
| Motor standard | IEC |
| Motor type | 100DA |
| Rated power - P2 | 4 HP |
| Main frequency | 60 Hz |
| Suitable for 50/60 Hz (Yes/No) | N |
| Rated voltage | 3 x 220-277D/380-480Y V |
| Service factor | 1.00 |
| Rated current | 10,8-9,35/6,20-5,40 A |
| Starting current | 860-1100 % |
| Cos phi - power factor | 0.91-0.84 |
| Rated speed | 3480-3530 rpm |
| IE Efficiency class | NEMA Premium / IE3 60Hz |
| Motor efficiency at full load | 87.5-88.5 % |
| Motor efficiency at 3/4 load | 88.0-87.8 % |
| Motor efficiency at 1/2 load | 88.9-85.4 % |
| Number of poles | 2 |
| Enclosure class (IEC 34-5) | 55 Dust/Jetting |
| Insulation class (IEC 85) | F |
| Built-in motor protection | PTC |
| Frequency converter | None |
| Terminal box position | 6 |
| Minimum efficiency index, MEI ≥ | 0.70 |
| Net weight | 71.2 lb |
| Gross weight | 80 lb |
| Shipping volume | 4.56 ft³ |