名称：Maintenance-free, high-efficiency, sealless pump with dual pump design
介绍（Introduce）：
Maintenance-free, high-efficiency, sealless pumps in double pump design with threaded or flanged connections, high-efficiency motors and stepless differential pressure control.
主要应用（Main applications）：
1. Heating, ventilation, air conditioning, refrigeration equipment and circulation systems
2. Single-pipe and two-pipe systems
3. Floor heating
4. Boiler circulation or primary circulation
5. Tank water supply circuit
6. Solar equipment
7. Heat pump
技术数据（Technical Data）：
Component Function | Delivery |
Inlet connection method | External thread joint Flange |
Drive scheme | With E drive |
Highest generation series flow | 52 m3/h |
min.Generation Series Flow | 0.1 m3/h |
The highest generation series lift | 18 m |
min. series lift | 1 m |
Power frequency | 50 Hz, |
Line Voltage | 230 V |
Housing Material | EN-GJL-200+CATAPHORESIS |
Pressure class output | PN 16 |
Maximum allowable discharge side operating pressure of the series | 16 bar |
Inhalation characteristics | Non-self-priming |
Maximum permissible medium temperature | 110 °C |
Minimum permissible medium temperature | -10 °C |
优势（Advantages）：
1. High-efficiency technology combined with speed control and efficient operation through dynamic control for maximum operating cost savings
2. Save investment and commissioning costs through the "one-stop" concept
3. Easy operation via operating keys combined with integrated display and icons for indicating operating status
4. High availability through dual pump mode and integrated protection functions
5. New Eco operating mode saves more than 40 % of energy compared to proportional pressure control
