2,362’’ x 2,362” x 0,984’’
60 x 60 x 25 mm
L, M, H, S
speeds
281D
Series
DC Axial Fans
Approvals
R
R
RoHS
Brushless DC Motor
Electrical protection : impedance protected,
Housing material : plastic UL 94 VO
Impeller material : plastic UL 94 VO
Weight : 80g
Bearing system: ball bearings
Available with:
- Speed sensor
- Alarm
- IP54 / IP55
Life expectancy
L-10 LIFE AT 40°C :
70 000 hours
Airflow:
CFM
0
3,0
2
4
6
8
10
12
14
16
0,12
0
5
5
10
15
20
0,20
0
6
5
10
15
20
25
8
0
5
10
15
20
25
0,30
2,5
281DL
0,10
Static pressure: mmH2O
4
281DM
0,15
5
281DH
0,2
7
6
281DS
0,25
2,0
0,08
4
3
0,2
5
4
0,20
1,5
0,06
0,10
2
3
0,1
2
0,15
1,0
0,04
3
0,10
2
1
0,05
0,05
0,5
0,02
1
1
0,1
0,0
0
2
4
6
8
0,00
0
0
2
4
6
8
10
0,00
0
0
2
4
6
8
10
12
0,0
0
0
2
4
6
8
10
12
14
0,00
Airflow:
l/s
Part Number
281DL1LP11000B
281DL2LP11000B
281DM1LP11000B
281DM2LP11000B
281DH1LP11000B
281DH2LP11000B
281DS1LP11000B
281DS2LP11000B
281DS4LP11000B
Nominal
voltage
V
12
24
12
24
12
24
12
24
48
Airflow
l/s
7,9
7,9
9,3
9,3
11
11
13
13
13
Noise level
dB(A)
26,5
26,5
31
31
34
34
40
40
40
Nominal speed Input Power
RPM
3100
3100
3600
3600
4250
4250
5000
5000
5000
W
0,96
1,44
1,56
1,68
1,68
2,16
2,04
2,64
3,84
Voltage range
V
(4-13,8)
(14-27,6)
(4-13,8)
(14-27,6)
(4-13,8)
(14-27,6)
(4-13,8)
(14-27,6)
(28-56)
Connection type Operating temperature
Leads Terminals
X
X
X
X
X
X
X
X
X
Min.°C
-10
-10
-10
-10
-10
-10
-10
-10
-10
Max.°C
70
70
70
70
70
70
70
70
70
Additional versions:
Higher speeds (refer to page 13)
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
Static pressure: InH2O
ETRI [ ETRI ]
