Main applications multitec 200 / 250
- Ash removal
- Building services
- Chemical industry
- Cooling water and condensate
- Desalination
- Energy
- Industry engineering
- Irrigation
- Power Stations < 100 MW
- Power Stations > 100 MW
- Pressure boosting
- Pumps used as Turbines
- Rawwater transport
- Systems
- Water
- Water supply
- Water transport
- Water works
- Watertransport
- Watertreatment
Design multitec 200 / 250
Multistage horizontal centrifugal pump in ring-section design, long-coupled, with radial suction nozzle, cast radial impellers.
Application pump multitec 200 / 250
Water and drinking water supply systems, pressure boosting systems, irrigation systems.
Technical data
Q max 1,500.0 m³/h
H max 400.0 m
Drive pump multitec 200 / 250
- 50 Hz and 60 Hz electric motor
- Can be driven by diesel engine or turbine
Desing Details pump multitec 200 / 250
Design
▪ Multistage centrifugal pump in ring-section design
▪ Horizontal installation in long-coupled or close-coupled design
▪ Vertical installation in close-coupled design or with universal joint shaft
Pump casing
▪ Suction casing: axial or radial
▪ Radial suction casing and discharge casing: nozzles can be turned in steps of 90°
▪ Flanges to EN and ASME (holes and flange facing)
▪ Identical seal housing for gland packing and mechanical seal
▪ Stage casings, discharge casings and seal housing sealed by confined O-rings
Impeller type
▪ Closed radial impeller with multiply curved vanes
Fluids handled
▪ Water
▪ Drinking water
▪ Boiler feed water
▪ High-temperature hot water
▪ Condensate
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 seal
Overview of technical data multitec 200 / 250
| Q (50Hz) | 110.0 – 1,500.0 (m³/h) |
| H (50Hz) | 110.0 – 400.0 (m) |
| Type of bearing | Rolling element bearings |
| Casing partition | Radially split |
| Diffuser material (EN standard) | CC480K-GS, GJL 250 |
| Drive frequency | 50 Hz /60 Hz |
| Type of drive | Electric motor, turbine, I.C. engine |
| 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) | CC480K-GS, GJL 250 |
| Type of installation | Long-coupled |
| Type of coupling | Direct |
| Type of lubrication | grease-/oil- and product lubrication |
| Discharge casing material (EN standard) | GJS 400 |
| Max. permissible fluid temperature | 60.0 (°C) |
| Nozzle position | Variable |
| Maximum operating pressure | PN 16, PN 40 |
| Pump set location | Dry installed |
| Shaft material (EN standard) | 1.4021+QT |
| Stage casing material (EN standard) | GJS 400 |
| Suction casing material (EN standard) | GJS 400 |
| Suction characteristics | Non-priming |
| Type of connection | Flange |
| Type of discharge casing | Annular casing |
| Type of stage casing | Stage casing without diffuser |
| Type of suction casing | Annular casing |
| Casing material (EN standard) | GJS 400 |
| eClass assignment | 36410100, 36410000, 36410101 |
| Installation position | Horizontal |
| Shaft seal type | Mechanical seal, Gland packing |
| Main applications | Water |
| Casing material | Nodular cast iron |
| Maximum discharge-side pressure | 40.0 (bar) |
| Maximum drive rating | 1500.0 (kW) |
| Type of installation | Stationary |
| Maximum speed of rotation | 1750.0 (1/min) |
| Pump size | DN 200, DN 250 |
