Chromalox RST PN400-3 User Manual
Installation, operation, Renewal parts identification, Pn400-3
(Supersedes PN400-2)
PN400-3
RST
161-049178-001
MAY, 1986
4
and
Installation, Operation
RENEWAL PARTS IDENTIFICATION
Type RST and RSTO
Unitary Electric Immersion Heaters
© 2010 Chromalox, Inc.
Specifications – Table A
Tank
Heater
Amperes**
Adapter Box Dimensions (In.)
Holding
Approximate
Temperature
“B”
No.
Net Weight
Capacity
Dimensions
(°F)
kW
240V
480V
Model †
Height
Depth
Length
Dimension*
Tubes
(Lbs.)
175
15
37.0
18.5
RST (or) RSTO-21915
8
1
/
2
8
1
/
4
20
19’
2
560
8,000
8’ (Dia.)
225
20
49.0
24.5
RST (or) RSTO-21920
8
1
/
2
8
1
/
4
20
19’
2
560
Gal.
x
275
25
61.2
30.6
RST (or) RSTO-21925
8
1
/
2
8
1
/
4
20
19’
2
560
21’6”
325
30
73.0
36.5
RST (or) RSTO-51530
8
1
/
2
8
1
/
4
35
15’
5
1100
375
38
92.4
46.2
RST (or) RSTO-52038
8
1
/
2
8
1
/
4
35
19’6”
5
1300
10’6” (Dia.)
175
18
44.3
22.2
RST (or) RSTO-31518
8
1
/
2
8
1
/
4
25
15’
3
635
10,000
x
225
24
58.7
29.4
RST (or) RSTO-41524
8
1
/
2
8
1
/
4
30
15’
4
905
Gal.
15’6”
325
36
87.6
43.8
RST (or) RSTO-61536
8
1
/
2
8
1
/
4
40
15’
6
1270
375
45
109.2
54.6
RST (or) RSTO-81545
8
1
/
2
8
1
/
4
50
14’6”
8
1710
175
20
49.0
24.5
RST (or) RSTO-31720
8
1
/
2
8
1
/
4
25
17’
3
695
12,000
10’6” (Dia.)
225
26
63.5
31.7
RST (or) RSTO-41726
8
1
/
2
8
1
/
4
30
16’6”
4
925
Gal.
x
275
32
78.0
39.0
RST (or) RSTO-51732
8
1
/
2
8
1
/
4
35
16’6”
5
1135
18’6”
325
40
97.2
48.6
RST (or) RSTO-61740
8
1
/
2
8
1
/
4
40
17’
6
1440
375
48
116.4
58.2
RST (or) RSTO-71848
8
1
/
2
8
1
/
4
45
17’6”
7
1620
175
22
54.0
27.0
RST (or) RSTO-31922
8
1
/
2
8
1
/
4
25
18’8”
3
725
15,000
10’6” (Dia.)
225
30
73.0
36.5
RST (or) RSTO-41930
8
1
/
2
8
1
/
4
30
19’
4
1055
Gal.
x
275
36
87.6
43.8
RST (or) RSTO-51936
8
1
/
2
8
1
/
4
35
18’6”
5
1230
23’3”
325
45
109.2
54.6
RST (or) RSTO-61945
8
1
/
2
8
1
/
4
40
19’
6
1530
375
56
136.0
68.0
RST (or) RSTO-72156
8
1
/
2
8
1
/
4
45
20’6”
7
1830
175
24
58.7
29.4
RST (or) RSTO-32024
8
1
/
2
8
1
/
4
25
19’6”
3
755
20,000
10’6” (Dia.)
225
36
87.6
43.8
RST (or) RSTO-42336
8
1
/
2
8
1
/
4
30
23’
4
1205
Gal.
x
275
48
116.4
58.2
RST (or) RSTO-52548
8
1
/
2
8
1
/
4
35
25’
5
1605
30’10
1
/
2
”
325
60
145.2
72.6
RST (or) RSTO-62660
8
1
/
2
8
1
/
4
40
25’6”
6
1790
375
72
174.2
87.1
RST (or) RSTO-72672
8
1
/
2
8
1
/
4
45
26’
7
2260
*Heated length is four inches shorter than “B” dimension.
**All amperes based on 3-phase 60 cycle power.
† T suffix letter indicates 7 day 24 hour time clock, F suffix letter indicates flange mounting instead of adaptor box.
3” Schedule 40
Steel Pipe
Immersed Length or “B”
Dimension From End
Of Adaptor Box To
End Of Tubes