Variants NBG 300-250-400/277 ASF2BBQQE
Specifications
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| Others | |
|---|---|
| Minimum efficiency index, MEI ≥: | 0.68 |
| Net weight: | 1110 kg |
| Gross weight: | 1210 kg |
| Shipping volume: | 2.11 m³ |
| Liquid | |
|---|---|
| Pumped liquid: | Water |
| Liquid temperature range: | -25 .. 120 °C |
| Selected liquid temperature: | 20 °C |
| Density: | 998.2 kg/m³ |
| Installation | |
|---|---|
| Maximum ambient temperature: | 40 °C |
| Maximum operating pressure: | 16 bar |
| Pipe connection standard: | EN 1092-2 |
| Size of inlet connection: | DN 300 |
| Size of outlet connection: | DN 250 |
| Pipe connection standard: | EN 1092-2 |
| Pressure rating for connection: | PN 16 |
| Pump housing with feet: | Yes |
| Support block: | Y |
| Connect code: | F2 |
| Technical | |
|---|---|
| Pump speed on which pump data are based: | 1780 rpm |
| Rated flow: | 717.1 m³/h |
| Rated head: | 25.35 m |
| Actual impeller diameter: | 277 mm |
| Nominal impeller diameter: | 400 |
| Shaft seal arrangement: | Single |
| Shaft diameter: | 48 mm |
| Code for shaft seal: | BQQE |
| Curve tolerance: | ISO9906:2012 3B |
| Pump version: | AS |
| Bearing design: | Standard |
| Materials | |
|---|---|
| Pump housing: | Cast iron |
| : | EN-GJL-250 |
| : | ASTM class 35 |
| Wear ring: | Brass |
| Impeller: | Brass |
| : | CuZn37Pb |
| Shaft: | Stainless steel |
| : | EN 1.4301 |
| : | AISI 304 |
| Material code: | B |
| Code for rubber: | E |
| Controls | |
|---|---|
| Frequency converter: | NONE |
| Pressure sensor: | N |
| Electrical data | |
|---|---|
| Motor type: | 280S |
| IE Efficiency class: | NEMA Premium / IE3 60Hz |
| Rated power - P2: | 75 kW |
| Mains frequency: | 60 Hz |
| Rated voltage 2.nd value: | 3 x 380-420D/660Y V [ x 440-480D V] |
| Rated current: | 133-120/76,4 A [119-109 A] |
| Starting current: | 625-625 % [810-810 %] |
| Cos phi - power factor: | 0.90 |
| Rated speed: | 1780 rpm [1785 rpm] |
| Efficiency: | IE3 95,4% |
| Motor efficiency at full load: | 95.4-95.4 % |
| Motor efficiency at 3/4 load 2.nd value: | 95.4-95.4 % [95.1-95.1 %] |
| Motor efficiency at 1/2 load 2.nd value: | 94.5-94.5 % [94.0-94.0 %] |
| Number of poles: | 4 |
| Enclosure class (IEC 34-5): | 55 (Protect. water jets/dust) |
| Insulation class (IEC 85): | F |
| Motor protec: | PTC |
| Motor No: | 99490127 |
| Mount. design. acc. IEC 34-7: | IM B35 |
| Product name: | NBG 300-250-400/277 ASF2BBQQE |
| Product No: | 98068481 |
| EAN number: | 5710628409127 |
| Price: |