
DA 820 LPC • DA 820 • ECT 820 • DCT 820 Fans
70
Technical User Guide
7.4 DA 820 3x400 V
445032 DA 820
ON/OFF High Flow
3x400 V
445033 DA 820
ON/OFF High Flow
3x400 V
445035 DA 820
ON/OFF
Low Energy
3x400 V
Electrical
Rated voltage
V AC
3x400 +/- 10%, 3x460 +/- 10%
Operating voltage
V AC
360 – 506
Frequency
Hz
50
60
50
Max. current consumption
At 400 V AC supply
A
2.68
2.74
2.16
Max. input power (P1)
W
1462
1358
857
Max. power (P2) shaft
1100
1100
1100
Efficiency motor [η]
%
84.1
83
81
CosPhi [Φ]
Factor
0.74
0.69
0.69
Motor protection thermal
cutout (PTO)
KW 135⁰C
Conductors in cable
Mechanical
Cable length
m
2
Min. duct diameter
mm
820
The diameter of the fan blade
mm
800
Number of fan blades
pcs.
3
Fan blade pitch
°
40
50
Fan output
Revolutions (rated current)
per minute
RPM
1430
1120
930
Air output at -0 Pa
m
3
/h
26400
27700
23700
Air output at -10 Pa
m
3
/h
25800
26800
22900
Air output at -20 Pa
m
3
/h
25300
26200
22100
Air output at -30 Pa
m
3
/h
24600
25400
21300
Air output at -40 Pa
m
3
/h
24000
24700
20300
Air output at -50 Pa
m
3
/h
23500
23800
19300
Air output at -60 Pa
m
3
/h
22900
23000
18300
Air output at -70 Pa
m
3
/h
22300
22100
17200
Air output at -80 Pa
m
3
/h
21700
21100
15900
Air output at -90 Pa
m
3
/h
21100
20200
-
Air output at -100 Pa
m
3
/h
20500
19100
-
Air output at -110 Pa
m
3
/h
19700
18000
-
Air output at -120 Pa
m
3
/h
19000
16700
-
Air output at -130 Pa
m
3
/h
18400
-
-
Power consumption at -10 Pa
W
1261
1216
771
Specific output at -10 Pa
m
3
/kWh
20500
22000
29700
Specific energy at -10 Pa
Watt/1000
m
3
/h
49
45
34
Testing body
SKOV A/S