Especificaciones técnicas
| Tipo de bomba | NK |
| Caudal nominal (m³/h) | 339.7 m³/h |
| Altura nominal (m) | 12.44 m |
| Índice de eficiencia mínima (MEI) | 0.63 |
| Potencia P2 (kW) | 18.5 kW |
| Fases | 3 |
| Tensión (V) | 380-420D/660-725Y V |
| Frecuencia (Hz) | 50 Hz |
| Grado de protección | IP55 |
| Convertidor de frecuencia | None |
| Temp. líquido máx. (°C) | 120 °C |
| Temp. líquido mín. (°C) | 0 °C |
| Temp. ambiente máx. (°C) | 55 °C |
| Presión máx. de servicio | 10 bar |
| Presión nominal de conexión | PN 10 |
| Material del cuerpo de bomba | Cast iron |
| Material del impulsor | Cast iron |
| Cierre mecánico | BAQE |
| Peso bruto | 487 kg |
| Peso neto | 459 kg |
| Referencia del motor | 98957804 |
| Código EAN | 5712600832794 |
Curva de rendimiento
Documentos y fichas técnicas
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IRRIGATION PUMP HANDBOOK (System & Concept brochure)
System & Concept brochures · English 22,3 MB -
NK, NKE, NKG, NKGE (Service instructions)
Service · English 22,9 MB -
NB, NBE, NK, NKE, 50 Hz (Data booklet)
Data booklets · English 33,7 MB -
NB, NBG, NK, NKG, NBE, NBGE, NKE, NKGE, Custom-built pumps (Data booklet)
Data booklets · English 20,4 MB -
NK, NKE - 50 Hz APAC (Data booklet)
Data booklets · English 37,9 MB -
NK, NKE, 50Hz CHINA (Data booklet)
Data booklets · English 37,9 MB -
NB, NBG, NK, NKG, NBE, NBGE, NKE, NKGE (Key application data) (Data Sheet)
Data sheets · English 0,4 MB -
NB, NBG, NK, NKG, TP, TPD, ATEX-approved pumps (Safety instructions)
Installation & operating instructions · English 0,8 MB -
NK - IEC, Range 2 (Installation and operating instructions)
Installation & operating instructions · English 9,1 MB -
NK - IEC, Range 2 (Safety instructions)
Installation & operating instructions · English 0,7 MB -
NK, NKG (GB-CN-JP version) (Installation and operating instructions)
Installation & operating instructions · English 7,2 MB -
NK, NKG (Safety instructions)
Installation & operating instructions · English 5,6 MB -
NK, NKG, ATEX-approved pumps (Installation and operating instructions)
Installation & operating instructions · English 1,5 MB -
NK, NKG, Model B (I & O instructions)
Installation & operating instructions · English 13,6 MB -
NK/NKG, Installation CHECK LIST (Installation and operating instructions)
Installation & operating instructions · English 1,1 MB -
NK, NKG (Quick Guide)
Quick Guides · English 3,0 MB -
NK, NKG, Model B (Quick Guide)
Quick Guides · English 3,0 MB -
A Wide Range (English) (Product brochure)
Product Brochures · English 46,4 MB -
Beverage application pumps - Refresh your business with Grundfos (Product brochure)
Product Brochures · English 5,8 MB -
Coating solutions for Grundfos NB/NBG and NK/NKG pumps (Product brochure)
Product Brochures · English 1,4 MB -
Food application pumps - Nourish your business with Grundfos (Product brochure)
Product Brochures · English 3,4 MB -
GRUNDFOS DISTRICT HEATING (Product brochure)
Product Brochures · English 7,5 MB -
Grundfos Industrial Solutions - Marine pumps (Product brochure)
Product Brochures · English 1,4 MB -
GRUNDFOS NB/NK STAINLESS STEEL (Product brochure)
Product Brochures · English 0,4 MB -
Industrial Cooling White paper (Product brochure)
Product Brochures · English 0,5 MB -
Industrial Pump Handbook (Handbook)
Product Brochures · English 22,6 MB -
Industrial Water Supply (Product brochure)
Product Brochures · English 1,6 MB -
Mechanical shaft seals for pumps (Handbook)
Product Brochures · English 6,9 MB -
NB/NBG/NK/NKG(E) RANGES (Product brochures)
Product Brochures · English 0,7 MB -
OPTIMISED WATER SOLUTIONS, India version (Product brochure)
Product Brochures · English 2,5 MB -
PRECISION AND FLEXIBILITY WHERE IT REALLY MATTERS (Product brochure)
Product Brochures · English 3,1 MB -
Process Driven Engineering (Leaflet)
Product Brochures · English 5,7 MB -
PROFESSIONAL PUMPS AND SOLUTIONS, India version (Product brochure)
Product Brochures · English 43,0 MB -
SOLAR-POWERED IRRIGATION AND WATERING (Product brochure)
Product Brochures · English 1,7 MB -
Wash and Clean (Product brochure)
Product Brochures · English 1,0 MB -
NB, NBG, NK, NKG (Recommended Spare Parts) (Service Kit Catalogue)
Service · English 0,7 MB -
NB, NBG, NK, NKG (Service Kit Instruction)
Service · English 3,2 MB -
NB, NBG, NK, NKG Coated solutions Service Instructions
Service · English 14,9 MB -
NK, NKE - R1 (Service kit Catalogue)
Service · English 4,4 MB -
NK, NKE - R2 - (Service Kit Catalogue)
Service · English 6,6 MB -
NK, NKE, NKG, NKGE and LS Laser alignment (Service instructions)
Service · English 12,0 MB -
NKX (Service Kit Catalogue)
Service · English 0,5 MB
Variantes y códigos alternativos
Alternativas equivalentes
Bombas de la misma clase hidráulica que 98744503 (caudal y altura equivalentes), disponibles en el catálogo.
Productos relacionados
Grundfos 98744503