Variants NKG 50-32-250/194 A2-F-L-E-BQQE
Specifications
| Others | |
|---|---|
| Minimum efficiency index, MEI ≥: | 0.48 |
| ErP status: | EuP Standalone/Prod. |
| Net weight: | 140 kg |
| Gross weight: | 165 kg |
| Shipping volume: | 0.382 m³ |
| Liquid | |
|---|---|
| Pumped liquid: | Water |
| Liquid temperature range: | -25 .. 110 °C |
| Selected liquid temperature: | 20 °C |
| Density: | 998.2 kg/m³ |
| Installation | |
|---|---|
| Maximum ambient temperature: | 60 °C |
| Maximum operating pressure: | 16 bar |
| Flange standard: | EN 1092-2 |
| Pump inlet: | DN 50 |
| Pump outlet: | DN 32 |
| Pressure rating: | PN 16 |
| Coupling type: | Spacer |
| Wear ring(s): | neckring(s) |
| Base frame: | C - Channel |
| Connect code: | F |
| Technical | |
|---|---|
| Pump speed on which pump data are based: | 1720 rpm |
| Rated flow: | 10 m³/h |
| Rated head: | 14.4 m |
| Actual impeller diameter: | 194 mm |
| Impeller nom: | 250 mm |
| Primary shaft seal: | BQQE |
| Shaft diameter: | 32 mm |
| Secondary shaft seal: | NONE |
| Curve tolerance: | ISO9906:2012 3B |
| Pump version: | A2 |
| Materials | |
|---|---|
| Pump housing: | Stainless steel |
| : | DIN W.-Nr. 1.4517 |
| : | ASTM CD4MCuN |
| Impeller: | Stainless steel |
| : | DIN W.-Nr. 1.4517 |
| : | ASTM CD4MCuN |
| Material code: | L |
| Rubber: | EPDM |
| Code for rubber: | E |
| Wear ring mat.: | EN 1.4517 / CD4MCuN |
| Electrical data | |
|---|---|
| Motor type: | 90SB |
| IE Efficiency class: | IE1 - IE2 |
| Rated power - P2: | 1.1 kW |
| Mains frequency: | 60 Hz |
| Rated voltage: | 3 x 220-277D/380-480Y V |
| Rated current: | 4,50-4,00/2,60-2,30 A |
| Starting current: | 650-990 % |
| Cos phi - power factor: | 0.82-0.72 |
| Rated speed: | 1720-1750 rpm |
| Efficiency: | IE1 79,0% - IE2 84,0% |
| Motor efficiency at full load: | 79.0-84.0 % |
| Motor efficiency at 3/4 load: | 82 % |
| Motor efficiency at 1/2 load: | 80 % |
| Number of poles: | 4 |
| Enclosure class (IEC 34-5): | 55 Dust/Jetting |
| Insulation class (IEC 85): | F |
| Motor protec: | NONE |
| Motor No: | 87210390 |
| Lubricant type: | Grease |
| Product name: | NKG 50-32-250/194 A2-F-L-E-BQQE |
| Product No: | 97786185 |
| Price: |