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RL 90-18/18 NH
Nominal data
Type RL 90-18/18 NH
Nominal voltage VDC 48
Nominal voltage range VDC 36 .. 53
DC centrifugal compact fan
single-intake
Speed (rpm) min-13500
Power consumption W 14.7
Min. ambient temperature °C -30
Max. ambient temperature °C 65
Air flow m3/h 55
Sound power level B 6.9
ml = Max. load · me = Max. efficiency · fa = Free air · cs = Customer specification · ce = Customer equipment
Subject to change
ENU (Web) · Approved 2016-06-22 · Page 1 / 4
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RL 90-18/18 NH
DC centrifugal compact fan
single-intake
Technical description
General description Forward-curved impeller
Weight 0.420 kg
Dimensions 121 x 121 x 37 mm
Impeller material Glass-fiber reinforced plastic
Housing material Scroll housing made of glass-fiber reinforced plastic, housing base made of sheet steel.
Airflow direction Axial intake, radial discharge from outlet.
Storage Ball bearing
Service life L10 at 40 °C 32500 h
Service life L10 at maximum
temperature
Cable With leads AWG 22, TR 64
Motor protection Protection against reverse polarity and blocked rotor.
Locked-rotor protection Locked-rotor and overload protection
Approval VDE, CSA, UL, CE
17500 h
ENU (Web) · Approved 2016-06-22 · Page 2 / 4
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RL 90-18/18 NH
80
57,6
60,3
3,5
4,2
100,8
112,7
120,6
310
71,4
2,5
97
6
10
+
0,2
+
0,2
+
0,4
+
45
0,2
+
1
+
*Federmutter M4 oder 8-32UNC. Einschraubtiefe max.12,5 min.9,0
Product drawing
DC centrifugal compact fan
single-intake
ENU (Web) · Approved 2016-06-22 · Page 3 / 4
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RL 90-18/18 NH
0 5 10 15 20 25 30
10 20
p
f
50
25
30
S
S
D
m³/h
Pa
V
•
100
125
40
75
150
175
200
50
CFM
0,80,60,40,2
(in H O)
²
Curves: Air performance
DC centrifugal compact fan
single-intake
ENU (Web) · Approved 2016-06-22 · Page 4 / 4
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