Grundfos CRN 255: 3 x 380-420D/660YV Vertical Multistage Pumps In 316 Stainless Steel
$46,073.50
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Product Description
Vertical, multistage centrifugal pump with inlet and outlet ports on same the level (inline). Pump materials in contact with the liquid are in high-grade stainless steel. The Grundfos cartridge shaft seal ensures high reliability, safe handling, and easy access and service. Power transmission is via a rigid split coupling. Pipe connection is via DIN flanges. The pump is fitted with a 3-phase, fan-cooled asynchronous motor.
| Liquid: | ||
| Pumped liquid: | Water | |
| Liquid temperature range: | -20 .. 90 °C | |
| Selected liquid temperature: | 20 °C | |
| Density: | 998.2 kg/m³ | |
| Technical: | ||
| Pump speed on which pump data are based: | 2973 rpm | |
| Rated flow: | 255 m³/h | |
| Rated head: | 28.9 m | |
| Pump orientation: | Vertical | |
| Shaft seal arrangement: | Single | |
| Primary shaft seal: | HQQV | |
| Code for shaft seal: | HQQV | |
| Approvals: | CE,UKCA,SEPRO | |
| Approvals for drinking water: | ACS | |
| Curve tolerance: | ISO9906:2012 3B | |
| Materials: | ||
| Base: | Stainless steel | |
| EN 1.4408 | ||
| ASTM A351 CF8M | ||
| Impeller: | Stainless steel | |
| EN 1.4401 | ||
| AISI 316 | ||
| Bearing: | WC/WC | |
| Support bearing: | Graflon | |
| Material certified according to: | European standards | |
| Installation: | ||
| Maximum ambient temperature: | 40 °C | |
| Maximum operating pressure: | 16 bar | |
| Max pressure at stated temp: | 16 bar / 90 °C | |
| Type of connection: | DIN | |
| Size of inlet connection: | DN 200 | |
| Size of outlet connection: | DN 200 | |
| Pressure rating for connection: | PN 16 | |
| Flange size for motor: | FF350 | |
| Electrical data: | ||
| Motor standard: | IEC | |
| Motor type: | 200L | |
| Rated power - P2: | 30 kW | |
| Power (P2) required by pump: | 30 kW | |
| Mains frequency: | 50 Hz | |
| Rated voltage: | 3 x 380-420D/660Y V | |
| Rated current: | 54,28-49,1/31,3 A | |
| Starting current: | 729 % | |
| Cos phi - power factor: | 0.90 | |
| Rated speed: | 2950 rpm | |
| IE efficiency: | IE3 93,3% | |
| IE Efficiency class: | IE3 | |
| Motor efficiency at full load: | 93.3 % | |
| Motor efficiency at 3/4 load: | 93.5 % | |
| Motor efficiency at 1/2 load: | 92.5 % | |
| Number of poles: | 2 | |
| Enclosure class (IEC 34-5): | 55 (Protect. water jets/dust) | |
| Insulation class (IEC 85): | F | |
| Motor No: | 99490088 | |
| Controls: | ||
| Frequency converter: | None | |
| Others: | ||
| Terminal box position: | 6 | |
| Minimum efficiency index, MEI ?: | 0.70 | |
| Net weight: | 485 kg | |
| Gross weight: | 632 kg | |
| Shipping volume: | 2.04 m³ | |
| Thrust handling device (Yes/No): | N | |
| Country of origin: | SG | |
| Custom tariff no.: | 8413709062 |