RR 25 C centrifugal duct fan,
PH-centrifugal duct fan with 2 power levels for direct mounting in pipe System. For medium to smaller air volumes against high resistances. Housing made of galvanized sheet steel with round hose connector on standard tubes-ordinated. Centrifugal impeller with backward curved blades of galvanized sheet steel. Directly fitted on motor and dynamically balanced as a unit. Low noise, high Wirkunsgrad. Single-phase AC external rotor motor enclosed construction, maintenance free, built-in thermal contacts, sealed, low noise ball bearing with long-term lubrication. Power control: using the electronic controller or transformer stage or two-stage operation with DS 2/2 (accessory No.:
267). Fan-data (default) Vol.str. in Pa

3 m3 / h Vol.str. Betr.pkt. m3 / h Max pressure increase 5
Pa Druckerh. Betriebspkt Pa funding density
.2 Kg/m3 Medium Temperature 55 degree C Operating time h degree angle speed 242 /
2

/ Min aufgenomm.Leistung,
85 /,
kW Weight 5.3 kg 74 Sound Power dB (A) sound power spectrum LWa in dB (A) Freq = corresponding frequency in Hz Freq 25 5
LW 2 4 8 66 67 69 69 66 6 23 volt voltage power consumption, 8
/, 5 amp AC / AC W frequency 5 Hz Insulation class F Protection class IP 44 Explosion protection class N Temperature Brand: Helios No.: 566 Type: RR 25 C ______________________________________