| BRAND | Evg |
| Product | 2200424_10, RVH3-RU-280-MB-RD180-S |
| Description | centrifugal fan |
| Internal code | ONR4641975 |
| Technical specification | RVH3-RU-280-MB-RD180-S Suction on one side, directly on the pipeline, drive directly via motor shaft, impeller with backward curved blades, aerodynamically optimized, dynamically balanced in 2 levels according to G 2.5 ISO 1940, spiral housing designed as robust welded construction, foot motor on motor stand, standard paint finish for normal steel up to 140°C in RAL 5010, C1, deck 60µm, All protective devices in signal yellow, all paints silicone-free. Standard accessories: base frame made of rolled section, housing with inspection opening and condensate drain R 1", Standard shaft seal, standard vibration damper, final inspection with test run. This fan exceeds the target energy efficiency of ErP 2015. Operating volume flow 4500 [Bm³/h] Standard volume flow 4115 [Nm³/h] design temperature 20 20 [° C.] entrance density 1.20 1.18 [kg/m³] Static pressure 3840 3767 [Pa] Dynamic pressure 237 233 [Pa] Total pressure 4077 4000 [Pa] Shaft power 6.1 6.0 [kW] Shaft efficiency 84.0 84.0 [%] Impeller efficiency 84.0 84.0 [%] temperature increase 3.5 3.5 [°C] Speed 2916 [rpm] circumferential speed 76.34 [m/s] Frequency motor 49.40 [Hz] Max permissible inlet temperature 40 [°C] impeller diameter 500 [mm] moment of inertia 0.65 [kgm²] IE3 efficiency class ECG delivery make brand brand livery standard engine manufacturer Power 7.5 [kW] Speed 2950.0 [rpm] Voltage 400VD/690VY, 50 Hz [V] frequency 50 [Hz] Current 13.1 [A] 132S frame IM B 3 design thermal class F Degree of protection IP55 motor protection 3-PTC thermistor operating mode with frequency converter terminal box position above size standard motor supplier cable entry standard motor supplier sound data fm [Hz] 63 | 125 | 250 | 500 |1k | 2k |4k |8k | 16k |sum [dB] Lw1 [dB] 93.2| 88.7| 84.1| 80.9|78.5|76.8|72.6|64.3| 41.7| 95.2 LwA1 [dBA] 67.0| 72.6| 75.5| 77.7| 78.5|78.0|73.6|63.2| 35.1| 84.4 Sound pressure level at a distance of 1.0 m = 73.5 dB (A) ±3 measured corresponding to DIN 45 635 T1 under open field conditions. accessory shaft seal easy compensator suction side Mipo counterflange made of St. compensator pressure side Mipo counter frame made of St. Corrosion load category C5 up to 140°C, ground/middle/deck total 240µm Audit opening lying version similar to delivered under 1915144, but C5 paint (instead of galvanized) |
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