Tube lengths permitted for different capacities
Radiant tube heater, ‘U’ configuration
Burner type
Nominal heat
load
(kW)
Performance eta = 90%
Retarder
DR-24 /
OM 3U
DR-46 /
OM 6U
DR-54 /
OM 9U
3.0m
6.0m
9.0m
DR-24 / OM 3U
8
1
7.2
-
-
“
10
1
9.0
-
-
“
12
1.5
10.8
-
-
“
14
1.5
12.6
-
-
“
16
1.5
14.4
-
-
DR-46 / OM 6U
18
1
-
16.2
-
“
20
1
-
18.0
-
“
22
1
-
19.8
-
“
24
2
-
21.6
-
“
26
2
-
23.4
-
“
28
3
-
25.2
-
“
30
3
-
27.0
-
“
32
3
-
28.8
-
“
DR-54 / OM 9U
34
34
3
-
30.6
30.6
DR-46 / OM 6U
DR-54 / OM 9U
36
3
-
32.4
32.4
DR-54 / OM 9U
38
2
-
-
34.2
“
40
2
-
-
36.0
“
42
2
-
-
37.8
“
44
2
-
-
39.6
“
46
2
-
-
41.4
“
48
2
-
-
43.2
“
50
2
-
-
45.0
-
-
-
-
-
-
Weight (kg)
50
70
95
16
Содержание IT-DR OMEGA
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Страница 13: ...PUTTING INTO OPERATION OPERATION 13 ...