名称：Close-coupled volute pumps with various latest impeller types
介绍（Introduce）：
Close-coupled volute casing pumps for horizontal or vertical installation with various latest impeller types, with pressure flanges to DIN and ANSI standards, optionally in explosion-proof version.
主要应用（Main applications）：
1. Sewage transportation
2. Sewage disposal
3. Wastewater treatment
4. Transport of contaminated surface water
5. Sludge treatment
技术数据（Technical Data）：
Component Function | Delivery |
Inlet connection method | Flange |
Drive scheme | With E drive |
Highest generation series flow | 830 m3/h |
min.Generation Series Flow | 10 m3/h |
The highest generation series lift | 80 m |
min. series lift | 2 m |
Power frequency | 50 Hz, |
Line Voltage | 400 V, |
Housing Material | EN-GJL-250 |
Pressure class output | PN 16 |
Maximum allowable discharge side operating pressure of the series | 10 bar |
Inhalation characteristics | Non-self-priming |
Maximum permissible medium temperature | 70 °C |
Minimum permissible medium temperature | 2 °C |
优势（Advantages）：
1. Variable hydraulic components: suitable impellers with optimal efficiency for each fluid. Large free passages for high operational reliability.
2. Double mechanical seals in series with reservoir for high operational reliability.
3. Grease-filled rolling bearings for low maintenance costs
