A
He
ater
Le
ngth (HL
)
B
Note: Mounting hole must
beenlarged for installation
A
Hea
ter Le
ngt
h (H
L)
B
HDA Series Strip Heaters
Strip Heaters
High Density Compacted MgO
A Dim. B Dim. HL Watts Watts/ Rust Resisting Iron Sheath
sq. in. 120 volts 240 volts
1
5
652
1
7
1
/
/
/
4
2
2
2
1
/
6
3
2
125 14 HDA-055C-0001 HDA-055C-0002
2
1
/
150 14 HDA-060C-0003 HDA-060C-0004
2
1
/
100 8 HDA-075A-0001
2
150 12 HDA-075A-0002 HDA-075A-0003
200 16 HDA-075A-0062
8 7 4 150 10 HDA-080A-0004 HDA-080A-0005
175 12 HDA-080A-0006 HDA-080A-0007
10
1
1
/
/
9
2
1
/
6
2
250 10 HDA-105A-0008 HDA-105A-0009
2
12 11 8 250 9 HDA-120A-0010 HDA-120A-0011
14 13 10 300 8 HDA-140A-0012 HDA-140A-0013
15
17
1
7
1
/
/
/
14
4
7
/
16
8
1
/
11
4
13
8
325 8 HDA-152A-0014 HDA-152A-0015
4
7
/
250 5 HDA-178A-0016
8
350 7 HDA-178A-0017 HDA-178A-0018
375 8 HDA-178A-0019 HDA-178A-0020
500 10 HDA-178A-0021 HDA-178A-0022
19
1
1
/
/
18
2
1
/
15
2
350 6 HDA-195A-0023 HDA-195A-0024
2
500 9 HDA-195A-0025 HDA-195A-0026
21 20 17 500 8 HDA-210A-0027 HDA-210A-0028
23
3
3
/
/
22
4
3
/
19
4
500 7 HDA-237A-0029 HDA-237A-0030
4
750 10 HDA-237A-0032 HDA-237A-0033
25
1
1
/
/
24
2
1
/
21
2
500 6 HDA-255A-0034 HDA-255A-0035
2
750 9 HDA-255A-0036 HDA-255A-0037
26
30
33
35
38
3
1
1
7
1
3
/
/
/
/
/
/
25
4
1
/
29
2
1
/
32
2
7
/
34
8
1
/
37
2
3
/
22
4
26
2
29
2
31
8
34
2
700 8 HDA-267A-0038 HDA-267A-0039
4
1
/
750 8 HDA-305A-0040 HDA-305A-0041
2
1
/
750 7 HDA-335A-0042 HDA-335A-0043
2
7
/
1000 8 HDA-358A-0044 HDA-358A-0045
8
1
/
800 6 HDA-385A-0046 HDA-385A-0047
2
1000 8 HDA-385A-0048 HDA-385A-0049
2000 14 HDA-385A-0057
42
1
1
/
/
41
2
1
/
38
2
1250 9 HDA-425A-0050 HDA-425A-0051
2
1500 11 HDA-425A-0052 HDA-425A-0053
46 45 42 1425 9 HDA-460A-00175
49
3
3
/
/
48
4
3
/
45
4
1150 9 HDA-497A-00176
4
Figure 229
Optional fins shown
Figure 230
CTP
Ceramic Terminal Posts are available on all
eaded terminals
thr
e 231
Figur
MTC
Metal Terminal Box for HD strip heaters
T2 and T3 threaded terminals
Figure 232
SI
Secondary Insulators for 600 volt systems
Figure 233
H1
Strip Heaters
A
Hea
ter
Length (HL
)
B
Note: Mounting hole must
beenlarged for installation
A
Hea
ter Le
ngt
h (H
L)
B
High Density Compacted MgO
HDS Series Strip Heaters
Figure 234
Optional fins shown
Figure 235
CTP
Ceramic Terminal Posts are available on all
threaded terminals
Figure 236
MTC
Metal Terminal Box for HD strip heaters
T2 and T3 threaded terminals
Figure 237
SI
Secondary Insulators for 600 volt systems
Figure 238
A Dim. B Dim. HL Watts Watts/ Stainless Steel Sheath
1
4
/
2
6
6
1
6
/
2
1
/
52
5
1
/
2
2
1
/
2
2 300 30 HDS-060A-0065
1
3
2
/
2
5
7
sq. in. 120 volts 240 volts
250 27 HDS-055C-0001 HDS-055C-0002
00 27 HDS-060C-0003 HDS-060C-0004
3
100
150
8 HDS-075A-0001
12 HDS-075A-0077
200 16 HDS-075A-0002 HDS-075A-0003
7 4 150 10 HDS-080A-0074 HDS-080A-0075
8
16 HDS-080A-0004 HDS-080A-0005
250
400 26 HDS-080A-0006 HDS-080A-0007
1
10
1
9
/
/
2
1
6
2
/
2
15 HDS-105A-0008 HDS-105A-0009
350
17 HDS-105A-0010 HDS-105A-0011
400
12 11 8 250 9 HDS-120A-0064
14 HDS-120A-0012 HDS-120A-0013
350
17 HDS-120A-0014 HDS-120A-0015
500
14 13 10 500 14 HDS-140A-0016 HDS-140A-0017
1
15
17
1
14
/
/
4
7
7
16
/
/
8
1
11
4
325
/
4
500
7
13
8
250 5 HDS-178A-0072 HDS-178A-0020
/
8
8 HDS-152A-0071
12 HDS-152A-0018 HDS-152A-0019
350 7 HDS-178A-0021
500 10 HDS-178A-0022 HDS-178A-0023
750 14 HDS-178A-0024 HDS-178A-0025
1000 19 HDS-178A-0026 HDS-178A-0027
1
19
1
18
/
/
2
1
15
2
500 9 HDS-195A-0028 HDS-195A-0029
/
2
1000 18 HDS-195A-0030 HDS-195A-0031
21 20 17 750 12 HDS-210A-0032 HDS-210A-0033
3
23
3
22
/
/
4
3
19
4
500 7 HDS-237A-0034 HDS-237A-0035
/
4
750 10 HDS-237A-0036 HDS-237A-0037
1000 14 HDS-237A-0038 HDS-237A-0039
1500 19 HDS-237A-0067
1
25
1
24
/
/
2
1
21
2
750
/
2
9 HDS-255A-0040 HDS-255A-0041
1000 13 HDS-255A-0042 HDS-255A-0043
3
26
30
33
35
38
42
3
25
/
/
4
1
1
29
/
/
2
1
1
32
/
/
2
7
7
34
/
/
8
1
1
37
/
/
2
1
1
41
/
/
2
3
22
4
700
/
4
1000
1
26
2
750 8 HDS-305A-0046
/
2
1000
1
29
2
31
8
750
/
2
7
1000 8 HDS-358A-0051
/
8
1500
1
34
2
38
2
1000
/
2
1
1250
/
2
8 HDS-267A-0076
12 HDS-267A-0044 HDS-267A-0045
11 HDS-305A-0047 HDS-305A-0048
7 HDS-335A-0049 HDS-335A-0050
13 HDS-358A-0052 HDS-358A-0053
8 HDS-385A-0054 HDS-385A-0055
9 HDS-425A-0056 HDS-425A-0057
1500 11 HDS-425A-0058 HDS-425A-0059
45 42 1900 12 HDS-460A-00197
46
7
47
49
53
7
46
/
/
8
3
3
48
/
/
4
7
7
52
/
/
8
7
43
8
1350
/
8
2250
3
45
4
49
8
2225
/
4
7
2500
/
8
9 HDS-478A-0081
14 HDS-478A-0082
12 HDS-497A-00198
13 HDS-538A-00100
H2
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