OSTBERG DFE 146-S2 User Manual

23
PRESSURE/FLOW
RFT 450 H
Single inlet radial fan with forward curved impeller. 3-phase
TECHNICAL DATA
SOUND DATA
368
373
656
275
300
325
275
699
293
505
843
Ø13,1
INPUT/FLOW
RFT 450 H
RFT 450 H, 1110 l/s 625 Pa L
pA
L
wA
tot dB (A) 63 125 250 500 1K 2K 4K 8K
Environment 75 82 55 65 68 77 77 75 73 67
Inlet 83 67 71 66 73 77 79 76 69
Outlet 87 68 73 73 80 82 83 79 71
DIMENSIONS (mm)
ACCESSORIES
Duct clamp, mounting bracket, safety grille, thermostat,
louvre & back draught shutter, transformer controllers
General fan facts, page 30-31.
293
699
505
843
55
27555
500
500
Voltage, V/Hz 3x400Y/3x230/50
Current, A 7,05/12,21
Input, kW 3,8
Speed, rpm 865
Wiring diagram 4040004/4040003
Capacitor, µF -
Max.temp.
o
C45
Rotation direction Right
Pole number, motor 6

OSTBERG DFE 146-S2 Specifications

General

Brand	OSTBERG
Model	DFE 146-S2
Category	Fan
Language	English