OSTBERG RF - RFT 225 D and RFE 250 A Specifications; RFT 225 D; RFE 250 A

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PRESSURE/FLOW
TECHNICAL DATA
SOUND DATA
INPUT/FLOW
RFE 250 A
RFE 250 A, 275 l/s 175 Pa L
pA
L
wA
tot dB (A) 63 125 250 500 1K 2K 4K 8K
Environment 59 66 40 42 57 59 61 60 56 46
Inlet 68 54 57 62 62 57 61 59 50
Outlet 71 55 58 62 66 64 64 63 54
DIMENSIONS (mm)
ACCESSORIES
Duct clamp, mounting bracket, safety grille, thermostat,
louvre & back draught shutter, transformer controllers
General fan facts, page 30-31.
192
206
370
157
177
197
157
395
167
284
475
Ø9,1
167
395
284
475
40
15740
250
250
Voltage, V/Hz 230/50
Current, A 1,50
Input, W 330
Speed, rpm 1420
Wiring diagram 4040001
Capacitor, µF 3
Max.temp.
o
C50
Rotation direction Right
Pole number, motor 6
RFT 225 D
Single inlet radial fan with forward curved impeller. 3-phase
RFE 250 A
Single inlet radial fan with forward curved impeller. Single phase
PRESSURE/FLOW
TECHNICAL DATA
SOUND DATA
INPUT/FLOW
RFT 225 D
RFT 225 D, 270 l/s 300 Pa L
pA
L
wA
tot dB (A) 63 125 250 500 1K 2K 4K 8K
Environment 66 73 50 48 61 63 69 68 65 60
Inlet 75 55 59 65 63 72 70 68 63
Outlet 76 57 60 68 67 71 70 69 63
DIMENSIONS (mm)
ACCESSORIES
Duct clamp, mounting bracket, safety grille, thermostat,
louvre & back draught shutter, transformer controllers
General fan facts, page 30-31.
168
182
318
140
160
180
140
354
153
245
415
Ø9,1
153
354
245
415
40
14040
250
250
Voltage, V/Hz 3x400Y/3x230/50
Current, A 0,80/1,39
Input, W 445
Speed, rpm 1330
Wiring diagram 4040004/4040003
Capacitor, µF -
Max.temp.
o
C60
Rotation direction Right
Pole number, motor 6
Connected = Connected on outlet.
Not connected = Not connected on outlet.
Connected = Connected on outlet.
Not connected = Not connected on outlet.