HRFD 3
5/2 High Performance Axial Fan Axial Fan High performance cylindrical pipe sleeve, double flanges, directly driven. Cylindrical tube made of galvanized sheet steel, enclosing with impeller, both sides formed flange, hole pattern to DIN 24
55th With external terminal box. Impeller with 7 blades made of thermoplastic. High efficiency, low operating noise. Vibration-free operation with dynamic balancing to grade G 6.3 2 6 VDI and DIN ISO
94th Can be used in the range of -3 to +6 degrees C. Three-phase squirrel-cage motor speed controllable by voltage reduction, closed design, maintenance-free, sealed, low noise ball bearing with long life oil. Fan-data (default) Vol.str. Pa at 399 m3 / h Vol.str. Betr.pkt. m3 / h Max pressure 257 Pa increase Druckerh. Betriebspkt Pa funding density
.2 Kg/m3 medium temperature 4 degree C degree angle speed operating time 27 h
/ Min aufgenomm.Leistung, 5
kW
4 kg 9 Sound Power dB (A) sound power spectrum LWa in dB (A) Freq = corresponding frequency in Hz Freq 25 5
2 4 8 8 LW
83 88 82 79 72 voltage 4 V Current consumption
Amp AC / AC frequency 5 Hz D B insulation IP 55 Explosion protection class N Temperature Brand: Helios No.: 224 Type: HRFD 3
5/2 TK ______________________________________