Main applications Multitec E-F-V
- Ash removal
- Chemical industry
- Desalination
- Energy
- Industry engineering
- Irrigation
- Power Stations < 100 MW
- Power Stations > 100 MW
- Pressure boosting
- Rawwater transport
- Systems
- Water
- Water supply
- Water works
- Watertransport
- Watertreatment
Design Multitec E-F-V
Multistage horizontal or vertical centrifugal pump in ring-section design, close-coupled, with axial or radial suction nozzle, cast radial impellers.
Application pump Multitec E-F-V
Water and drinking water supply systems, general industry, pressure boosting systems, irrigation systems, in power stations, heating, filter, fire-fighting, reverse osmosis and washing plants, snow guns, etc.
Drive pump Multitec E-F-V
- 50 Hz and 60 Hz electric motor
- Can be driven by diesel engine or turbine
Desing Details pump Multitec E-F-V
Bearings
- Fixed bearing, drive end: rolling element bearing
- Radial bearing, non-drive end: either plain bearing or rolling element bearing, depending on the type of installation
- Rolling element bearing grease or oil lubricated
- Plain bearing lubricated by fluid handled
- Self-aligning
Shaft seal
- Uncooled gland packing, with or without barrier fluid
- Standardised mechanical seal to EN 12756
- Cartridge mechanical seal
Materials
- Casing: grey cast iron, nodular cast iron, steel, stainless
steel, duplex stainless steel, super duplex stainless steel - Hydraulic system: grey cast iron, bronze, stainless steel,
duplex stainless steel, super duplex stainless steel
Overview of technical data Multitec E-F-V
| Q (50Hz) | 4.0 – 350.0 (m³/h) |
| H (50Hz) | 20.0 – 630.0 (m) |
| Type of bearing | Rolling element and plain bearings |
| Casing partition | Radially split |
| Diffuser material (EN standard) | CC-480K-GS, FOR V ALSO: 1.4408, GJL-250 |
| Drive frequency | 50 Hz /60 Hz |
| Type of drive | Electric motor |
| Drive voltage | Low voltage |
| Type of first impeller | Closed / Radial |
| No. of impeller entries | Single entry |
| Other impeller types | Closed / Radial |
| Impeller material (EN standard) | CC-480K-GS, FOR V ALSO: 1.4408, GJL-250 |
| Type of installation | Close-coupled |
| Type of coupling | Direct |
| Type of lubrication | Grease / Product lubrication |
| Discharge casing material (EN standard) | FOR V ALSO: 1.4408, FOR V ALSO: 1.4437, FOR V ALSO: GF240GH+N, GJL-250 |
| Max. permissible fluid temperature | 200.0 (°C) |
| Guaranteed to be silicon-free | Yes |
| Nozzle position | Variable |
| Maximum operating pressure | PN 16, PN 25, PN 40, PN 63 |
| Pump set location | Dry installed |
| Shaft material (EN standard) | 1.4462, 1.4021+QT, C45+N |
| Stage casing material (EN standard) | FOR V ALSO: 1.4317, FOR V ALSO: 1.4404, FOR V ALSO: 1.4408, GJL-250, S355J2H |
| Suction casing material (EN standard) | FOR V ALSO: 1.4317, FOR V ALSO: 1.4408, FOR V ALSO: GP240GH+N, GJL-250 |
| Suction characteristics | Non-priming |
| Suitable for drinking water | Yes |
| Type of connection | Flange |
| Type of discharge casing | Annular casing |
| Type of stage casing | Stage casing with diffuser |
| Type of suction casing | Annular casing |
| Casing material (EN standard) | FOR V ALSO: 1.4317, FOR V ALSO: 1.4408, FOR V ALSO: GP240GH+N, FOR V ALSO: S355J2H, GJL-250 |
| eClass assignment | 36410100, 36410101, 36410000 |
| Installation position | Horizontal or vertical |
| Shaft seal type | Mechanical seal, Gland packing |
| Main applications | Industry and process engineering, Water, Building services |
| Casing material | Cast stainless steel, Cast iron, Cast steel |
| Maximum discharge-side pressure | 63.0 (bar) |
| Maximum suction pressure | 6.0 (bar) |
| Maximum drive rating | 132.0 (kW) |
| Type of installation | Stationary |
| Maximum speed of rotation | 4000.0 (1/min) |
