Chromalox DU-RAD-458 6.04 757 - Manual
Chromalox DU-RAD-458 6.04 757 – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Table of Contents:
- Page 2 – Figure 1 — Heater Parts; Reflector Spacer Sheets; Figure 2 Figure 3
- Page 3 – High temperatures will oxidize copper. Do not; ELECTRICAL CONNECTIONS; Terminal clip is spot-welded to element terminal pin; WIRING; Figure 5 — End Element Terminal Assembly
- Page 4 – OPERATION; For your own safety —; MAINTENANCE
- Page 5 – RENEWAL PARTS IDENTIFICATION; Figure 9 — End Element
- Page 6 – Figure 11 — Type UTU Single Hairpin
- Page 7 – TESTING AND OPERATION
(Supersedes PG423)
PG423-1
DU-RAD
161-057863-001
MARCH, 2004
4
and
Installation, Operation
RENEWAL PARTS IDENTIFICATION
Type DU-RAD Electric Radiant Heater
© 2010 Chromalox, Inc.
Specifications – Table A
Dimensions (In.)
B
C
D
A
Total
Center
End
Model
Volts
kW
Overall
Heated
Heated
Heated
DU-RAD-458
6.04
75
7
/
8
67
23
3
/
8
19
5
/
16
DU-RAD-466
6.42
79
7
/
8
71
32
3
/
8
19
5
/
16
DU-RAD-474
6.79
84
75
1
/
8
36
1
/
2
19
5
/
16
DU-RAD-482
7.17
88
1
/
16
79
1
/
8
40
9
/
16
19
5
/
16
DU-RAD-490
7.55
92
3
/
16
83
5
/
16
44
11
/
16
19
5
/
16
DU-RAD-4102
208, 240,
8.12
98
3
/
16
89
5
/
16
50
11
/
16
19
5
/
16
DU-RAD-4112
275 or 480
8.59
103
5
/
16
94
7
/
16
55
13
/
16
19
5
/
16
DU-RAD-4124
9.16
109
1
/
2
100
5
/
8
62
19
5
/
16
DU-RAD-4136
9.73
115
1
/
2
106
5
/
8
68
19
5
/
16
DU-RAD-4148
10.30
121
5
/
8
112
3
/
4
74
1
/
8
19
5
/
16
DU-RAD-4156
10.70
125
11
/
16
116
13
/
16
78
3
/
16
19
5
/
16
DU-RAD-4164
11.05
129
13
/
16
120
15
/
16
82
5
/
16
19
5
/
16
DU-RAD-4172
11.43
134
125
1
/
8
86
1
/
2
19
5
/
16
DU-RAD-540
208, 240
6.60
81
5
/
8
72
3
/
4
19
1
/
4
26
3
/
4
DU-RAD-548
or 275
6.97
85
5
/
8
76
3
/
4
23
1
/
4
26
3
/
4
DU-RAD-558
7.44
90
3
/
4
81
7
/
8
28
3
/
8
26
3
/
4
DU-RAD-566
7.82
94
3
/
4
85
7
/
8
32
3
/
8
26
3
/
4
DU-RAD-574
8.19
98
7
/
8
90
36
1
/
2
26
3
/
4
DU-RAD-582
8.57
102
15
/
16
94
1
/
16
40
9
/
16
26
3
/
4
DU-RAD-590
8.95
107
1
/
16
98
3
/
16
44
11
/
16
26
3
/
4
DU-RAD-5102
208, 240,
9.52
113
1
/
16
104
3
/
16
50
11
/
16
26
3
/
4
DU-RAD-5112
275 or 480
9.99
118
3
/
16
109
5
/
16
55
13
/
16
26
3
/
4
DU-RAD-5124
10.56
124
3
/
8
115
1
/
2
62
26
3
/
4
DU-RAD-5136
11.13
130
3
/
8
121
1
/
2
68
26
3
/
4
DU-RAD-5148
11.70
136
1
/
2
127
5
/
8
74
1
/
8
26
3
/
4
DU-RAD-5156
12.10
140
9
/
16
131
11
/
16
78
3
/
16
26
3
/
4
DU-RAD-5164
12.45
144
11
/
16
135
13
/
16
82
5
/
16
26
3
/
4
DU-RAD-5172
12.83
148
7
/
8
140
86
1
/
2
26
3
/
4
DU-RAD-640
208, 240
7.60
93
3
/
4
84
7
/
8
19
1
/
4
32
13
/
16
DU-RAD-648
or 275
7.97
97
3
/
4
88
7
/
8
23
1
/
4
32
13
/
16
DU-RAD-658
8.44
102
7
/
8
94
28
3
/
8
32
13
/
16
DU-RAD-666
8.82
106
7
/
8
98
32
3
/
8
32
13
/
16
DU-RAD-674
9.19
111
102
1
/
8
36
1
/
2
32
13
/
16
DU-RAD-682
9.57
115
1
/
16
106
3
/
16
40
9
/
16
32
13
/
16
DU-RAD-690
9.95
119
3
/
16
110
5
/
16
44
11
/
16
32
13
/
16
DU-RAD-6102
208, 240,
10.52
125
3
/
16
116
5
/
16
50
11
/
16
32
13
/
16
DU-RAD-6112
275 or 480
10.99
130
5
/
16
121
7
/
16
55
13
/
16
32
13
/
16
DU-RAD-6124
11.56
136
1
/
2
127
5
/
8
62
32
13
/
16
DU-RAD-6136
12.13
142
1
/
2
133
5
/
8
68
32
13
/
16
DU-RAD-6148
12.70
148
5
/
8
139
3
/
4
74
1
/
8
32
13
/
16
DU-RAD-6156
13.10
152
11
/
16
143
13
/
16
78
3
/
16
32
13
/
16
DU-RAD-6164
13.45
156
13
/
16
147
15
/
16
82
5
/
16
32
13
/
16
DU-RAD-6172
13.83
161
152
1
/
8
86
1
/
2
32
13
/
16
DU-RAD-740
208, 240
8.80
106
97
1
/
8
19
1
/
4
38
15
/
16
DU-RAD-748
or 275
9.17
110
101
1
/
8
23
1
/
4
38
15
/
16
DU-RAD-758
9.64
115
1
/
8
106
1
/
4
28
3
/
8
38
15
/
16
DU-RAD-766
10.02
119
1
/
8
110
1
/
4
32
3
/
8
38
15
/
16
DU-RAD-774
10.39
123
1
/
4
114
3
/
8
36
1
/
2
38
15
/
16
DU-RAD-782
10.77
127
5
/
16
118
7
/
16
40
9
/
16
38
15
/
16
DU-RAD-790
11.15
131
7
/
16
122
9
/
16
44
11
/
16
38
15
/
16
DU-RAD-7102
208, 240,
11.72
137
7
/
16
128
9
/
16
50
11
/
16
38
15
/
16
DU-RAD-7112
275 or 480
12.19
142
9
/
16
133
11
/
16
55
13
/
16
38
15
/
16
DU-RAD-7124
12.76
148
3
/
4
139
7
/
8
62
38
15
/
16
DU-RAD-7136
13.33
154
3
/
4
145
7
/
8
68
38
15
/
16
DU-RAD-7148
13.90
160
7
/
8
152
74
1
/
8
38
15
/
16
DU-RAD-7156
14.30
164
15
/
16
156
1
/
16
78
3
/
16
38
15
/
16
DU-RAD-7164
14.65
169
1
/
16
160
3
/
16
82
5
/
16
38
15
/
16
DU-RAD-7172
15.03
173
1
/
4
164
3
/
8
86
1
/
2
38
15
/
16
Dimensions (In.)
B
C
D
A
Total
Center
End
Model
Volts
kW
Overall
Heated
Heated
Heated
One Double-Hairpin Element Models
DU-RAD-040
120, 208
1.60
20
3
/
8
18
15
/
16
DU-RAD-048
240 or 275
1.97
23
25
/
32
22
25
/
32
DU-RAD-058
120, 208
2.44
28
7
/
8
27
25
/
32
DU-RAD-066
240, 275
2.82
33
1
/
4
31
25
/
32
DU-RAD-074
or 480
3.19
37
1
/
4
35
25
/
32
DU-RAD-082
3.57
41
1
/
8
39
7
/
8
DU-RAD-090
208,
3.95
45
3
/
16
43
7
/
8
DU-RAD-0102
4.52
51
7
/
8
49
7
/
8
DU-RAD-0112
240,
4.99
56
3
/
16
54
7
/
8
DU-RAD-0124
5.56
62
1
/
2
60
15
/
16
DU-RAD-0136
275
6.13
68
9
/
16
66
15
/
16
DU-RAD-0148
6.70
75
1
/
2
72
15
/
16
DU-RAD-0156
or
7.10
78
13
/
16
77
DU-RAD-0164
7.45
82
11
/
16
81
DU-RAD-0172
480
7.83
87
85
1
/
16
Three Hairpin Element Models
DU-RAD-240
3.20
44
3
/
4
35
7
/
8
19
1
/
4
8
5
/
16
DU-RAD-248
120, 208
3.57
48
3
/
4
39
7
/
8
23
1
/
4
8
5
/
16
DU-RAD-258
240 or 275
4.04
53
7
/
8
45
28
3
/
8
8
5
/
16
DU-RAD-266
4.42
57
7
/
8
49
32
3
/
8
8
5
/
16
DU-RAD-274
4.79
62
53
1
/
8
36
1
/
2
8
5
/
16
DU-RAD-282
5.17
66
1
/
16
57
3
/
16
40
9
/
16
8
5
/
16
DU-RAD-290
5.55
70
3
/
16
61
5
/
16
44
11
/
16
8
5
/
16
DU-RAD-2102
6.12
76
9
/
16
67
5
/
16
50
11
/
16
8
5
/
16
DU-RAD-2112
6.59
81
5
/
16
72
7
/
16
55
13
/
16
8
5
/
16
DU-RAD-2124
208, 240
7.16
87
1
/
2
78
5
/
8
62
8
5
/
16
DU-RAD-2136
or 275
7.73
93
1
/
2
84
5
/
8
68
8
5
/
16
DU-RAD-2148
8.30
99
5
/
8
90
3
/
4
74
1
/
8
8
5
/
16
DU-RAD-2156
8.70
103
11
/
16
94
13
/
16
78
3
/
16
8
5
/
16
DU-RAD-2164
9.05
107
13
/
16
98
15
/
16
82
5
/
16
8
5
/
16
DU-RAD-2172
9.43
112
103
1
/
8
86
1
/
2
8
5
/
16
DU-RAD-340
3.80
51
42
1
/
8
19
1
/
4
11
7
/
16
DU-RAD-348
120, 208
4.17
55
46
1
/
8
23
1
/
4
11
7
/
16
DU-RAD-358
240 or 275
4.64
60
1
/
8
51
1
/
4
28
3
/
8
11
7
/
16
DU-RAD-366
5.02
64
1
/
8
55
1
/
4
32
3
/
8
11
7
/
16
DU-RAD-374
5.39
68
1
/
4
59
3
/
8
36
1
/
2
11
7
/
16
DU-RAD-382
5.77
72
5
/
16
63
7
/
16
40
9
/
16
11
7
/
16
DU-RAD-390
6.15
76
7
/
16
67
9
/
16
44
11
/
16
11
7
/
16
DU-RAD-3102
6.72
82
7
/
16
73
9
/
16
50
11
/
16
11
7
/
16
DU-RAD-3112
7.19
87
9
/
16
78
11
/
16
55
13
/
16
11
7
/
16
DU-RAD-3124
7.76
93
3
/
4
84
7
/
8
62
11
7
/
16
DU-RAD-3136
208, 240
8.33
99
3
/
4
90
7
/
8
68
11
7
/
16
DU-RAD-3148
or 275
8.90
105
7
/
8
97
74
1
/
8
11
7
/
16
DU-RAD-3156
9.30
109
15
/
16
101
3
/
16
78
3
/
16
11
7
/
16
DU-RAD-3164
9.65
114
1
/
16
105
3
/
16
82
5
/
16
11
7
/
16
DU-RAD-3172
10.03
118
1
/
4
109
3
/
8
86
1
/
2
11
7
/
16
DU-RAD-440
5.20
66
3
/
4
57
7
/
8
19
1
/
4
19
5
/
16
DU-RAD-448
5.57
70
3
/
4
61
7
/
8
23
1
/
4
19
5
/
16
Single Element
Three Elements
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Summary
2 INSTALLATION MOUNTING The system designer is responsible for the safetyof this equipment and should install adequateback-up controls and safety devices with theirelectric heating equipment. Where the conse-quences of failure could result in personal injury orproperty damage, back-up controls are e...
ELECTRIC SHOCK HAZARD. Disconnect all powerbefore installing or servicing heater. Failure to doso could result in personal injury or property dam-age. Heater must be installed by a qualified personin accordance with the National Electrical Code,NFPA 70. ELECTRIC SHOCK HAZARD. Any installation involv...
OPERATION CAUTION: For your own safety — Before energizing this heater:1. Be sure all electrical connections are tightly made. 2. Be sure that all conductors are properly insulated. 3. Be sure that terminal box cover has been properly replaced, and that secondary insulation bushings have not been om...
