|
Chromalox
Type RTU Metal Sheathed Tubular Replacement Elements


We are an authorized Chromalox®
distributor.
Component of Radiant Heater (type
RAD and RADD)
 |
3/8" Dia. Heart Cross-Section |
 | INCOLOY® Sheath |
 | 400 - 6,500 Watts |
 | 120, 208, 240, 275 and 480 Volt (400 - 2,500 Watts) |
 | 208, 240, 275 and 480 Volt (2,700 - 6,500 Watts) |
 | 40 W/In2 |
 | 1-1/2" Cold End (400 - 650 Watts) |
 | 2-1/8" Cold End (800 - 4,000 Watts) |
 | 3-3/8" Cold End (5,000 Watts) |
 | 24" Cold End (5,500 & 6,500 Watts) |
 | 1600°F Max. Sheath Temp. |
Features
 | Type 8 Terminals Standard with threaded clip to facilitate
wiring. |
 | Retaining Rings locate elements in radiant heater assemblies. |
 | Bending Customers minimum inside bending radius is 1-1/2". |

|
Specifications |
| |
Dimensions (In.) |
|
| Watts |
Volts |
W/In2 |
Sheath A |
Heated B |
Part # |
| 400 |
120 |
40 |
10-1/4 |
7-1/4 |
RTU-2063AX35 |
| 650 |
120 |
40 |
16-5/8 |
13-5/8 |
RTU-2063AX29 |
| 800 |
120 |
40 |
21-1/16 |
16-3/16 |
RTU-2083A |
| 800 |
208 |
40 |
21-1/16 |
16-3/16 |
RTU-2083AV |
| 800 |
240 |
40 |
21-1/16 |
16-3/16 |
RTU-2083A |
| 800 |
275 |
40 |
21-1/16 |
16-3/16 |
RTU-2083AV |
| 1,100 |
120 |
40 |
27-5/32 |
22-29/32 |
RTU-3113A |
| 1,100 |
208 |
40 |
27-5/32 |
22-29/32 |
RTU-3113AV |
| 1,100 |
240 |
40 |
27-5/32 |
22-29/32 |
RTU-3113A |
| 1,100 |
275 |
40 |
27-5/32 |
22-29/32 |
RTU-3113AV |
| 1,300 |
208 |
40 |
32-1/8 |
27-7/8 |
RTU-3133AV |
| 1,300 |
240 |
40 |
32-1/8 |
27-7/8 |
RTU-3133A |
| 1,300 |
275 |
40 |
32-1/8 |
27-7/8 |
RTU-3133AV |
| 1,300 |
480 |
40 |
32-1/8 |
27-7/8 |
RTU-3133A |
| 1,800 |
208 |
40 |
42-27/32 |
38-19/32 |
RTU-4183AV |
| 1,800 |
240 |
40 |
42-27/32 |
38-19/32 |
RTU-4183A |
| 1,800 |
275 |
40 |
42-27/32 |
38-19/32 |
RTU-4183AV |
| 1,800 |
480 |
40 |
42-27/32 |
38-19/32 |
RTU-4183A |
| 2,150 |
208 |
40 |
50-1/32 |
45-17/32 |
RTU-5213AV |
| 2,150 |
240 |
40 |
50-1/32 |
45-17/32 |
RTU-5213A |
| 2,150 |
275 |
40 |
50-1/32 |
45-17/32 |
RTU-5213AV |
| 2,150 |
480 |
40 |
50-1/32 |
45-17/32 |
RTU-5213A |
| 2,500 |
208 |
40 |
57-15/32 |
53-7/32 |
RTU-5253AV |
| 2,500 |
240 |
40 |
57-15/32 |
53-7/32 |
RTU-5253A |
| 2,500 |
275 |
40 |
57-15/32 |
53-7/32 |
RTU-5253AV |
| 2,500 |
480 |
40 |
57-15/32 |
53-7/32 |
RTU-5253A |
| 2,500 |
480 |
40 |
57-15/32 |
53-7/32 |
RTU-5253M |
| 2,700 |
208 |
40 |
61-27/32 |
57-11/32 |
RTU-6273AV |
| 2,700 |
240 |
40 |
61-27/32 |
57-11/32 |
RTU-6273A |
| 2,700 |
275 |
40 |
61-27/32 |
57-11/32 |
RTU-6273AV |
| 2,700 |
480 |
40 |
61-27/32 |
57-11/32 |
RTU-6273A |
| 3,000 |
208 |
40 |
69-1/4 |
65 |
RTU-6303AV |
| 3,000 |
240 |
40 |
69-1/4 |
65 |
RTU-6303A |
| 3,000 |
275 |
40 |
69-1/4 |
65 |
RTU-6303AV |
| 3,000 |
480 |
40 |
69-1/4 |
65 |
RTU-6303A |
| 3,000 |
480 |
40 |
69-1/4 |
65 |
RTU-6303M |
| 3,350 |
208 |
40 |
75-21/32 |
71-5/32 |
RTU-7333AV |
| 3,350 |
240 |
40 |
75-21/32 |
71-5/32 |
RTU-7333A |
| 3,350 |
275 |
40 |
75-21/32 |
71-5/32 |
RTU-7333AV |
| 3,350 |
480 |
40 |
75-21/32 |
71-5/32 |
RTU-7333A |
| 3,600 |
208 |
40 |
81-9/32 |
77-1/32 |
RTU-7363AV |
| 3,600 |
240 |
40 |
81-9/32 |
77-1/32 |
RTU-7363A |
| 3,600 |
275 |
40 |
81-9/32 |
77-1/32 |
RTU-7363AV |
| 3,600 |
480 |
40 |
81-9/32 |
77-1/32 |
RTU-7363A |
| 3,600 |
480 |
40 |
81-9/32 |
77-1/32 |
RTU-7363M |
| 4,500 |
208 |
40 |
100-1/2 |
96 |
RTU-8453AV |
| 4,500 |
240 |
40 |
100-1/2 |
96 |
RTU-8453A |
| 4,500 |
275 |
40 |
100-1/2 |
96 |
RTU-8453AV |
| 4,500 |
480 |
40 |
100-1/2 |
96 |
RTU-8453A |
| 4,000 |
240 |
40 |
109-1/4 |
105 |
RTU-7303AX10 |
| 5,000 |
240 |
40 |
134-1/2 |
127-3/4 |
RTU-7303AX13 |
| 5,500 |
240 |
40 |
153-7/8 |
145-7/8 |
RTU-7303AX9A |
| 6,500 |
240 |
40 |
179-1/4 |
171-1/4 |
RTU-7363AX38 |
| To OrderSpecify part #, watts, volts and
quantity. If element is to be bent, specify "must be annealed". |

Accessories
 | Companion reflector - Type CR-RAD consists
of aluminum extruded housing with reflector sheet and mounting clamp parts bag. Housing is
not drilled or tapped.

Ordering Information
| Length |
Model # |
PCN # |
| 24 |
CR-RAD-2083 |
148072 |
| 30-1/4 |
CR-RAD-3113 |
148080 |
| 46-1/4 |
CR-RAD-4183 |
148099 |
| 61 |
CR-RAD-5253 |
148101 |
| 73-3/8 |
CR-RAD-6303 |
148110 |
| 85-3/8 |
CR-RAD-7363 |
148128 |
| 105-5/8 |
CR-RAD-8453 |
148136 |
|
 | Ceramic Bushings - Placed in holes to hold
each end when mounting metal sheathed tubulars in housings or ovens. |
 | Terminal boxes - For
use with elements separately - Use terminal box with radiant heater elements when complete
heaters are not required. Provide enclosure for making wiring connections and support for
end of elements These are the end sections of complete heater.

Ordering Information |
| For Use With the
Following Heaters: |
Part #: |
| Single RTU Element |
3-112426 |
| Two RTU Elements |
1-112426 |


Chromalox®
is a registered trademark.
|