Model: Ziehl-Abegg RH40M-4DK.4C.1R
Fan type: Centrifugal motor impeller (backward-curved)
Rated voltage: 230/400 V AC
Frequency: 50/60 Hz
Input power: ~450 W
Rated current: ~1.5 A / 0.86 A
Speed: ~1340 rpm
Airflow (free): ~4050 m³/h
Static pressure: not specified (centrifugal duty)
Impeller diameter: 400 mm
Impeller material: Aluminium
Protection class: IP54
Noise level: ~70–76 dB(A)
Motor protection: Thermal contact (typical for RH series)
Operating temperature range: approx. −25 °C to +80 °C
Balancing quality: G6.3 (typical RH series)
Mounting type: Single inlet centrifugal impeller
Certifications/Compliance: CE / standard industrial fan (typical)