Wednesday, June 19, 2013
   
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Series DL Tubular Air Duct Heaters

Series DL Tubular Air Duct Heaters feature stainless steel elements, stainless steel element support, painted steel support rods & flange, NEMA 1 terminal enclosure, and replaceable element design.

Air Duct Heaters - Series DLLow temperature (500° F max.)
Low cost

Features:

  • 30 watts per sq. inch on sheath
  • Stainless steel elements - 1200°F max. sheath temperature
  • Stainless steel element support
  • Painted steel support rods & flange
  • NEMA 1 terminal enclosure
  • Replaceable element design CSA certified with NEMA 1 Housing
Recommended Operating Conditions
Air Speed
Max. Operating Temp.
5
300°F
10
400°F
15
500°F

 

 

 

 

 

Volts
3-Phase
#
Circuits
KW
A
B
C
D
E
G
Wt.
(lbs.)
#
Elems.
Catalog #
240
480
1
1
4.5
24 58
20 38
2 58
4 58
8
4
15
3
DL3-4-3
DL3-4-5
240
480
1
1
9
24 58
20 38
3 58
5 58
10
2 12
20
6
DL6-9-3
DL6-9-5
240
480
1
1
18
24 58
20 38
5 58
7 58
10
3 12
25
12
DL12-18-3
DL12-18-5
240
480
2
1
27
24 58
20 38
7 58
9 58
12
3
35
18
DL18-27-3
DL18-27-5
240
480
2
1
36
24 58
20 38
9 58
11 58
14
2 34
41
24
DL24-36-3
DL24-36-5
240
480
2
2
45
24 58
20 38
11 58
13 58
14
3 14
50
30
DL30-45-3
DL30-45-5
240
480
3
2
54
24 58
20 38
13 58
15 58
14
3 14
60
36
DL36-54-3
DL36-54-5
240
480
2
1
63
24 58
20 38
15 58
17 58
14
414
70
42
DL42-63-3
DL42-63-5
240
480
4
2
72
24 58
20 38
17 58
19 58
14
434
80
48
DL48-72-3
DL48-72-5

Certifications

Our heaters are currently UL recognized, CSA compliant and CE approved. We are ASME and National Board certified for Section VIII Div 1 Pressure Vessel Welding.

Additionally, we have built heaters to Military standards for the Army, Navy, Coast Guard and DCSC. We have designed and built systems to Canadian pressure vessel codes CRN, ABSA & TSSA. We also meet certain NSF, NACE and API standards.

 
C.S.A CERTIFIDIED FILE #LR61119
 
Registered Firm Mark UL RECOGNIZED FILE #L130401
Registered Firm Mark UL RECOGNIZED FILE #L130401
CE CERTIFIED