Lowara / GS series
vertical multi-stage centrifugal pump
S11004 / 0
Operating conditions
| Liquid | water |
| Capacity | see curve, max 21 m³/hr |
| Head | see curve, max 340 m |
Technical data
| Discharge connection | 11/4 - 2 " innerthread |
| Number of impellers | max. 52 |
Materials
| Casing | stainless steel AISI 304 |
| Check valve | stainless steel |
| Elastomers | O-rings made of nitrile |
| Impellers | polycarbonate-fibreglass |
| Outer casting | stainless steel |
| Pumpshaft | stainless steel AISI 304 |
| Wetted parts | stainless steel |
Drive
| Engine | electric motor |
| Motorpower / rpm | 0,33 - 7,5 kW x 2900 rpm |
| Speed | 2900 rpm |
| Start | direct or star-delta |
| Protection class | IP68 |
| Insulation class | F |
| Transmission | direct |
| Engine cooling | immersion in water |
| Voltage/Phase/Hz | 230v / 1-phase / 50 Hz or 400v / 3-phase / 50 Hz |
Remarks
- non-return valve
- max. 150 grams of sand per m3 permissible
- max. diameter of pump and motor is ø 99mm
- max. submersion depth 150m
- liquid temperature up to 30°C
Features
- erosion-resistant construction
- integrated non-return valve prevents water hammer and protects internal parts
- sturdy cast pump head and connector supports in stainless steel
Main applications
- sprinkler/spray/irrigation system
- raising pressure
- emergency fire fighting pump
- specifically suitable for fountains
- cooling water applications
- booster pump