2,756’’ x 2,756’’ x 0,984’’
70 x 70 x 25 mm
291D
DC Axial Fans
Series
Approvals
R
R
RoHS
Brushless DC Motor
Electrical protection: impedance protected
Housing material: plastic UL 94 VO
Impeller material: plastic UL 94 VO
Weight: 77 g
Bearing system: ball bearings
Available with:
- Speed sensor
- Alarm (except for 5 V)
- IP54 / IP55
Life expectancy
L-10 LIFE AT 40°C:
70 000 hours
Airflow:
CFM
291DL
Static pressure: mmH2O
291DM
291DH
291DS
Static pressure: InH2O
Airflow:
l/s
Part Number
291DL5LP11000
291DL1LP11000
291DL2LP11000
291DL4LP11000
291DM5LP11000
291DM1LP11000
291DM2LP11000
291DM4LP11000
291DH5LP11000
291DH1LP11000
291DH2LP11000
291DH4LP11000
291DS1LP11000
291DS2LP11000
291DS4LP11000
Nominal
voltage
V
Airflow
l/s
Noise level
dB(A)
Nominal speed Input Power
RPM
W
Voltage range
V
Connection type Operating temperature
Leads
Terminals
Min.°C
Max.°C
5
12
24
48
5
12
24
48
5
12
24
48
12
24
48
8,0
8,0
8,0
8,0
9,5
9,5
9,5
8,5
11,3
11,3
11,3
11,3
12,8
12,8
12,8
24,5
24,5
24,5
24,5
28
28
28
28
32
32
32
32
35
35
35
2600
2600
2600
2600
3000
3000
3000
3000
3600
3600
3600
3600
4000
4000
4000
0,8
1,0
1,0
1,4
1,1
1,2
1,2
1,9
2,0
1,6
1,9
1,9
2,0
2,4
2,4
(4,5-5,5)
(7-13,8)
(14-27,6)
(28-56)
(4,5-5,5)
(7-13,8)
(14-27,6)
(28-56)
(4,5-5,5)
(7-13,8)
(14-27,6)
(28-56)
(7-13,8)
(14-27,6)
(28-56)
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
70
70
70
70
70
70
70
70
70
70
70
70
70
70
70
Accessories:
Refer to Accessories leaflet
http://www.etrinet.com
e-mail: info@etrinet.com
ETRI is a trademark of ECOFIT,
Non contractual document. Specifications are subject to change without prior notice. Pictures for information only. Edition 2008
ETRI [ ETRI ]
