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Chromalox RST PN400-3 Installation & Operation Manual
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Chromalox RST PN400-3 Installation & Operation Manual

Type rst and rsto unitary electric immersion heaters
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RENEWAL PARTS IDENTIFICATION
Unitary Electric Immersion Heaters
Specifications – Table A
Tank
Capacity
Dimensions
8' (Dia.)
8,000
x
Gal.
21'6"
10'6" (Dia.)
10,000
x
Gal.
15'6"
10'6" (Dia.)
12,000
x
Gal.
18'6"
10'6" (Dia.)
15,000
x
Gal.
23'3"
10'6" (Dia.)
20,000
x
Gal.
30'10
1
/
"
2
*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.
© 2010 Chromalox, Inc.
Installation, Operation
and
Type RST and RSTO
Amperes**
Holding
Temperature
(°F)
kW
240V
480V
175
15
37.0
18.5
225
20
49.0
24.5
275
25
61.2
30.6
325
30
73.0
36.5
375
38
92.4
46.2
175
18
44.3
22.2
225
24
58.7
29.4
325
36
87.6
43.8
375
45
109.2
54.6
175
20
49.0
24.5
225
26
63.5
31.7
275
32
78.0
39.0
325
40
97.2
48.6
375
48
116.4
58.2
175
22
54.0
27.0
225
30
73.0
36.5
275
36
87.6
43.8
325
45
109.2
54.6
375
56
136.0
68.0
175
24
58.7
29.4
225
36
87.6
43.8
275
48
116.4
58.2
325
60
145.2
72.6
375
72
174.2
87.1
3" Schedule 40
Steel Pipe
Immersed Length or "B"
Dimension From End
Of Adaptor Box To
End Of Tubes
Adapter Box Dimensions (In.)
Model †
Height
1
RST (or) RSTO-21915
8
/
2
1
RST (or) RSTO-21920
8
/
2
RST (or) RSTO-21925
8
1
/
2
1
RST (or) RSTO-51530
8
/
2
1
RST (or) RSTO-52038
8
/
2
RST (or) RSTO-31518
8
1
/
2
RST (or) RSTO-41524
8
1
/
2
1
RST (or) RSTO-61536
8
/
2
RST (or) RSTO-81545
8
1
/
2
RST (or) RSTO-31720
8
1
/
2
1
RST (or) RSTO-41726
8
/
2
1
RST (or) RSTO-51732
8
/
2
RST (or) RSTO-61740
8
1
/
2
1
RST (or) RSTO-71848
8
/
2
1
RST (or) RSTO-31922
8
/
2
1
RST (or) RSTO-41930
8
/
2
RST (or) RSTO-51936
8
1
/
2
1
RST (or) RSTO-61945
8
/
2
1
RST (or) RSTO-72156
8
/
2
RST (or) RSTO-32024
8
1
/
2
1
RST (or) RSTO-42336
8
/
2
1
RST (or) RSTO-52548
8
/
2
RST (or) RSTO-62660
8
1
/
2
1
RST (or) RSTO-72672
8
/
2
4
(Supersedes PN400-2)
MAY, 1986
Heater
"B"
Depth
Length
Dimension*
1
8
/
20
19'
4
1
8
/
20
19'
4
8
1
/
20
19'
4
1
8
/
35
15'
4
1
8
/
35
19'6"
4
8
1
/
25
15'
4
8
1
/
30
15'
4
1
8
/
40
15'
4
8
1
/
50
14'6"
4
8
1
/
25
17'
4
1
8
/
30
16'6"
4
1
8
/
35
16'6"
4
8
1
/
40
17'
4
1
8
/
45
17'6"
4
1
8
/
25
18'8"
4
1
8
/
30
19'
4
8
1
/
35
18'6"
4
1
8
/
40
19'
4
1
8
/
45
20'6"
4
8
1
/
25
19'6"
4
1
8
/
30
23'
4
1
8
/
35
25'
4
8
1
/
40
25'6"
4
1
8
/
45
26'
4
RST
PN400-3
161-049178-001
Approximate
No.
Net Weight
Tubes
(Lbs.)
2
560
2
560
2
560
5
1100
5
1300
3
635
4
905
6
1270
8
1710
3
695
4
925
5
1135
6
1440
7
1620
3
725
4
1055
5
1230
6
1530
7
1830
3
755
4
1205
5
1605
6
1790
7
2260

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Summary of Contents for Chromalox RST PN400-3

  • Page 1 **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. © 2010 Chromalox, Inc. Type RST and RSTO 3” Schedule 40 Steel Pipe Immersed Length or “B”...

  • Page 2: Installation

    The Chromalox Unitary Electric Immersion Heater, Type RST or RSTO, is a thoroughly engineered pretested package designed to give years of service vitrually maintenance free and shipped ready for installation in storage tank. They provide low watt denisty heating over a large heating surface with precise tempera-...

  • Page 3: Operation

    (RSTO type only) do not contact oil or any other liquid foreign matter. Note: Chromalox cannot be responsible for failures or damage caused by contamination on the ceramic insulators. 3. Next remove the element wiring and finally the element mounting screw.

  • Page 4: Optional Equipment

    Table 3 No. Tubes CHROMALOX TYPE TMC 7-DAY TIMER (SUFFIX T) TMC 7-day Calendar, Electric Dial Timer is used to provide automatic start-up/off-on control of large tank heaters or could be set up for non-peak operation. Standard features: 7-day calendar dial permits different on/off schedules on different days of week.
  • Page 5 OPERATION “Off” Setting – de-energized the entire control circuit, thus de- energizing all heating circuits in the system. “Automatic” Setting – allows the Day-Night Clock Panel to cycle the control system according to the program clock dial trip- per settings. To Set Trippers –...
  • Page 6 Red Lens ........213-122884-004 Please refer to the Chromalox limited warranty applicable to this product at http://www.chromalox.com/customer-service/policies/termsofsale.aspx.

This manual is also suitable for:

Rst-21915Rst-21920Rst-21925Rst-51530Rst-52038Rst-31518 ... Show all