The DNB series is used to pump and drain clar liquids and sewage. The special geometry of two-channel S-FLOW rotors allows you to press liquid with the content of suspended solids with short fibers and are perfect for sewage treatment plants. Versions with 4 poles are suitable for operation in the conditions of continuous S1 work and are distinguished by extremely quiet work. All main components are made of gg20 cast iron. The double mechanical seal in the Back to Back configuration, placed in the oil chamber, guarantees long product durability. Cooling is provided by a liquid in which the pump is immersed.
Engines:
- cage engine in version 2 and 4 polar
- thermal protection built into the winding
- insulation class F (155 ° C)
- IP 68 protection degree
