The technical specifications of the RDH E and RDH series.
The standard series are designed for permanent ventilation at up to +80 °C resp. +100 °C. According to DIN 24166, the specifications conform to accuracy class 1 (for all sizes from 0355 to 1000) and accuracy class 2 (for all sizes from 0180 to 315).
Lap jointed scroll without feet and discharge flange.
Light duty bearing execution with pressed steel housing/strut assemblies.
RDH E and RDH G2E series A
Sizes 0180 to 0560 A
Scroll of galvanesed sheet steel with standing seam and V-cut off
Centrifugal impeller with 11 backward inclined blades made of sheet steel (0250-0560), welded and coated
with galvanised shaft
Volume up to 90.000 m3/h
Pressure up to 3.500 Pa
