Datasheet summary
2640.180
PDF datasheet mirror for 2640.180 (Flygt Pumps). Verify with OEM before design.
Summary
Product identification
- Denomination: Flygt 2640
- Product code: 2640.181
- Installation: Portable
- Discharge connection: 3”/4”
- Impeller characteristics: High head/medium head (HT/MT) Wear resistant impeller (B) with Dura-Spin™, Open (K)
- Rating: 5.6 kW / 3-phase / 2,895 rpm
Operating limits
- Liquid temperature: 40°C (standard)
- Warm liquid version option: max 70°C
- Depth of immersion: max 20 m
- Liquid density: max 1100 kg/m³
- pH of the pumped liquid: pH 5-8
- Strainer hole dimension: ø 10.0 mm
Electrical
- Frequency: 50 Hz
- Insulation class: H, 180°C
- Voltage variation:
- max ± 10% – continuously running
- max ± 10% – intermittent running
- Voltage imbalance: max 2% - between phases
- No. of starts/hour: max 30
- Cables: SUBCAB® Submersible cable
- Monitoring equipment: Thermal contacts, 140°C opening temperature
Voltage and Current Ratings
| Voltage V | Rated current A | Starting current A |
|---|---|---|
| 220 D | 19 | 123 |
| 230 D | 19 | 129 |
| 240 D | 19 | 135 |
| 380 D | 11 | 73 |
| 380 Y | 11 | 68 |
| 400 D | 11 | 78 |
| 400 Y | 11 | 72 |
| 415 D | 10 | 67 |
| 440 D | 10 | 71 |
| 500 D | 8.7 | 59 |
| 500 Y | 8.6 | 53 |
| 525 D | 8.2 | 51 |
| 550 D | 7.9 | 55 |
| 660 Y | 6.4 | 43 |
| 690 Y | 6.3 | 45 |
| 1000 Y | 4.3 | 30 |
Mechanical / hydraulic
- Weight (excl. cable): 50 Kg
- Height: 725 mm
- Width: ø 286 mm
- Key Features:
- Class H motor
- Dura-Spin™ (unique closed impeller and suction cover which reduces wear)
- Spin-Out™ (protects the outer seal from abrasive particles)
- Hard-Iron™ impeller and suction cover
- Sealed off terminal board
- Strainer bottom with shock absorbers
- Single impeller adjustment screw
- Aluminium Plug-in™ seal
- External inspection and oil plugs
- Materials:
- Outer casing: Stainless steel
- Impeller: Hard-Iron®
- Wear parts: Nitrile rubber/Hard-Iron®
- Stator housing: Aluminum
- Strainer: Stainless steel
- Shaft: Stainless steel
- O-rings: Nitrile rubber
- Discharge connection: Aluminium
- Mechanical face seals:
- Inner Active Seal™: Aluminium oxide/Tungsten carbide
- Outer: Tungsten carbide/Tungsten carbide
Performance
The datasheet includes a performance curve graph showing head (H) in meters versus flow rate (Q) in l/s and m³/h for different impeller types: B 226 MT (Medium head), B 251 HT (High head), and K 234 MT (Medium head, Open impeller). See the official PDF for exact tabulated values and curve details.
Options and Accessories
- Options:
- Warm liquid version (max 70°C)
- Quick couplings
- Starters
- Level regulators
- Accessories:
- Tandem connections
- Hose connections
- Floating rafts
- Electrical accessories (pump controllers, control panels, monitoring relays)
- Low suction collars for residual pumping
- Zink anodes
Disclaimer: This summary is based on extracted text and may not include all figures, footnotes, or the latest revisions from the original PDF. Contractual data must always match the OEM PDF revision used on the project.
Official datasheet (PDF)
Curated from selected public technical reference material for discovery and preliminary comparison. This summary is not a substitute for a current certified manufacturer datasheet. Verify revisions and design limits before use.