The NB 65-160/01/158 U3.20D-W19-42/350 is a spiral pump that can be used for water and hot water with a maximum working temperature of 140°C. Its rated flow rate is 70 m³/h and its rated head is 31 m. The power is 7.6 kW.
This document is a technical datasheet (Datenblatt) for the Allweiler NB 65-160/01/158 U3.20DW19-42/350 centrifugal pump. It provides detailed operating data, material specifications, and connection details for hot water applications.
The sheet includes performance curves showing flow rate against head and efficiency, along with specific technical parameters such as maximum temperature (140°C), rotational speed (2900 rpm), and required NPSH values. This manual is written in German.
| Max. operating temperature | 140 °C |
|---|---|
| Rotational speed | 2900 rpm |
| Rated power | 7,6 kW |
| Impeller diameter | 158 mm |
| Motor size | 160M |
The maximum inlet temperature is 140 °C.
The pump is rated for a maximum operating temperature of 140 °C.
The rated flow rate is 70.00 m³/h.