Variants NB 125-400/351 A-F2-B-E-GQQE
Specifications
| Others | |
|---|---|
| Minimum efficiency index, MEI ≥: | 0.56 |
| Net weight: | 323 kg |
| Gross weight: | 344 kg |
| Shipping volume: | 0.96 m³ |
| Liquid | |
|---|---|
| Pumped liquid: | Water |
| Liquid temperature range: | -25 .. 60 °C |
| Selected liquid temperature: | 20 °C |
| Density: | 998.2 kg/m³ |
| Installation | |
|---|---|
| Maximum ambient temperature: | 55 °C |
| Pipe connection standard: | EN 1092-2 |
| Size of inlet connection: | DN 150 |
| Size of outlet connection: | DN 125 |
| Pipe connection standard: | EN 1092-2 |
| Pressure rating for connection: | PN 16 |
| Support block: | NO |
| Connect code: | F2 |
| Technical | |
|---|---|
| Pump speed on which pump data are based: | 975 rpm |
| Rated flow: | 144.5 m³/h |
| Rated head: | 17.5 m |
| Maximum head: | 16 m |
| Actual impeller diameter: | 351 mm |
| Shaft seal arrangement: | Single |
| Shaft diameter: | 42 mm |
| Code for shaft seal: | GQQE |
| Secondary shaft seal: | NONE |
| Curve tolerance: | ISO9906:2012 3B |
| Pump version: | A |
| Bearing design: | Standard |
| Materials | |
|---|---|
| Pump housing: | Cast iron |
| : | EN-GJL-250 |
| : | A48-40 B |
| Wear ring: | High alloy brass(CuZn34Mn3AI2 |
| Impeller: | Bronze |
| : | CuSn10 |
| : | B584-C83600 |
| Shaft: | Stainless steel |
| : | 1.4301 |
| : | 304 |
| Material code: | B |
| Code for rubber: | E |
| Electrical data | |
|---|---|
| Motor type: | SIEMENS |
| IE Efficiency class: | IE3 |
| Rated power - P2: | 11 kW |
| Mains frequency: | 50 Hz |
| Rated voltage: | 3 x 380-420D/660-725Y V |
| Rated current: | 23,2-21,0/13,4-12,2 A |
| Starting current: | 660-660 % |
| Cos phi - power factor: | 0.8 |
| Rated speed: | 975 rpm |
| Efficiency: | IE3 90,3% |
| Motor efficiency at full load: | 90.3-90.3 % |
| Motor efficiency at 3/4 load: | 91.1-91.1 % |
| Motor efficiency at 1/2 load: | 90.8-90.8 % |
| Number of poles: | 6 |
| Enclosure class (IEC 34-5): | 55 Dust/Jetting |
| Insulation class (IEC 85): | F |
| Motor protec: | PTC |
| Motor No: | 83W15424 |
| Mount. design. acc. IEC 34-7: | IM B35 |
| Product name: | NB 125-400/351 A-F2-B-E-GQQE |
| Product No: | 98306439 |
| EAN number: | 5711492791516 |
| Price: |