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