This is a technical data sheet of a HRD 60/7 type centrifugal fan product, including performance curves, technical parameters, dimensions, weight, etc.
This document is a technical data sheet for the Elektror HRD 60/7 fan. It provides characteristic curves relating volumetric flow rate, pressure increase, and sound pressure level. The sheet also lists physical dimensions and a table of technical specifications for different voltage configurations. This manual is written in German.