Tubular Flanged Heaters

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HEATERS FOR EVERY APPLICATION
PHONE: (978) 777-0070

Tubular Heaters: Flanged

Tubular: Flanged

UL and C-UL Recognized - E177353

Features

Ratings and sizes other than those listed are available.
150# rating ANSI carbon steel flange.
Steel, stainless steel, copper, or incoloy sheathed elements.
Optional thermostat and well for temperature control.
Element supports in multiple element units for proper element spacing as required.
General purpose terminal housing with conduit openings.
Optional terminal housing available for special applications.
240v and 480v, single and three phase which are factory wired to your requirements.
Long, trouble free service
Made in USA

Construction

Terminal housing, NEMA 1 general purpose, for electrical connections.
Standard pipe flange.
Tubular heating element.

Flanged Heater Selection Guide

Application	Solution or Application	Alkaline or Acid Content (Est.% by Volume)	Sheath Material	Typical Watt Density (watts/sq.in.)
Water and Very Mild Solutions	Clean Water	pH6 to pH8 Neutral	Copper	45
	Process Water or Very Mild Solutions	pH5 to pH9 2-3%	Incoloy	45
	Mild Solutions	5-6%	Incoloy	45
	Demineralized or Deionized Water	---	Incoloy	45
Oil Heating*	Low Viscosity Oil	---	Steel	23
	Medium Viscosity Oil	---	Steel	15
	High Viscosity Oil	---	Steel	6
Specialty Heaters	Small Tanks	---
	Process Water Demineralized Water Low Viscosity Oil	pH5-pH9 --- ---	Incoloy Incoloy Incoloy	45 45 23
	Pipe Insert	---	Incoloy	12
	Hot Tubs, Spa	Treated	Incoloy	100
	Commercial Equipment	Clean Water Clean Water	Incoloy Copper	30 60
Air, Gases, and Steam Heating	Low Temperature	---	Stainless Steel	23
Air, Gases, and Steam Heating	High Temperature	---	Incoloy	23

*The following oil heaters are catalogued based on low viscosity oil. For medium and high viscosity oils, watt densities must be reduced in accordance with the above watt densities.

INSTALLATION
The heater is bolted onto a mating flange which is welded to a tank wall or a pipe. Terminal housings to enclose electrical connections are included.


Oil Tank Heater	In-Line Fluid or Gas Heater

Steel Sheath: 150 lb Steel Flange

			3" Flange: Steel Sheath
			No. of Elements: 3
			Watts/sq. in: 23
			Application: Low Viscosity Oil
Lgth. Inside Tank A	Cat. No.	Kilo- watts		Volts	Phase
18 1/16"	BS3-18.06-J	3.0		240	1
18 1/16"	BS3-18.06-J	3.0		240	3
25 3/16"	BS3-25.18-J	4.5		240	1
25 3/16"	BS3-25.18-J	4.5		240	3
33 1/16"	BS3-33.06-J	6.0		240	1
33 1/16"	BS3-33.06-J	6.0		240	3
40 9/16"	BS3-40.56-J	7.5		240	3
48 1/16"	BS3-48.06-J	9.0		240	1
48 1/16"	BS3-48.06-J	9.0		240	3

			5" Flange: Steel Sheath
			No. of Elements: 6
			Watts/sq. in: 23
			Application: Low Viscosity Oil
Lgth. Inside Tank A	Cat. No.	Kilo- watts		Volts	Phase
25 3/16"	BS5-25.18-J	9.0		240	3
33 1/16"	BS5-33.06-J	12.0		240	3
40 9/16"	BS5-40.56-J	15.0		240	3
52 1/16"	BS5-52.06-J	20.0		240	3
65 1/16"	BS5-65.06-J	25.0		240	3
78 1/16"	BS5-78.06-J	30.0		240	3

			6" Flange: Steel Sheath
			No. of Elements: 12
			Watts/sq. in: 23
			Application: Low Viscosity Oil
Lgth. Inside Tank A	Cat. No.	Kilo- watts		Volts	Phase
25 1/8"	BS6-25.12-J	18.0		240	3
33"	BS6-33-J	24.0		240	3
40 1/2"	BS6-40.5-J	30.0		240	3
48"	BS6-48-J	36.0		240	3

			8" Flange: Steel Sheath
			No. of Elements: 18
			Watts/sq. in: 23
			Application: Low Viscosity Oil
Lgth. Inside Tank A	Cat. No.	Kilo- watts		Volts	Phase
32 7/8"	BS8-32.87-J	30.0		240	3
43 11/16"	BS8-43.68-J	40.0		240	3
51 7/8"	BS8-51.87-J	50.0		240	3
61 3/8"	BS8-61.37-J	60.0		240	3
61 3/8"	BS8-61.37-J	60.0		480	3
69 7/8"	BS8-69.87-J	70.0		240	3
69 7/8"	BS8-69.87-J	70.0		480	3
78 7/8"	BS8-78.87-J	80.0		240	3
78 7/8"	BS8-78.87-J	80.0		480	3

Stainless Steel Sheath: 150 lb Steel Flange

			3" Flange: Stainless Steel Sheath
			No. of Elements: 3
			Watts/sq. in: 45
			Application: Process Water and Very Mild Solution
Lgth. Inside Tank A	Cat. No.	Kilo- watts		Volts	Phase
18 1/16"	BT3-18.06-J	6.0		240	1
18 1/16"	BT3-18.06-J	6.0		240	3
25 3/16"	BT3-25.18-J	9.0		240	1
25 3/16"	BT3-25.18-J	9.0		240	3
33 1/16"	BT3-33.06-J	12.0		240	1
33 1/16"	BT3-33.06-J	12.0		240	3
40 9/16"	BT3-40.56-J	15.0		240	1
40 9/16"	BT3-40.56-J	15.0		240	3
48 1/16"	BT3-48.06-J	18.0		240	1
48 1/16"	BT3-48.06-J	18.0		240	3

			5" Flange: Stainless Steel Sheath
			No. of Elements: 6
			Watts/sq. in: 45
			Application: Process Water and Very Mild Solution
Lgth. Inside Tank A	Cat. No.	Kilo- watts		Volts	Phase
18 1/16"	BT5-18.06-J	12.0		240	3
19 13/16"	BT5-19.81-J	15.0		240	3
25 3/16"	BT5-25.18-J	18.0		240	3
33 1/16"	BT5-33.06-J	24.0		240	3
40 9/16"	BT5-40.56-J	30.0		240	3
52 1/16"	BT5-52.06-J	40.0		240	3
65 1/16"	BT5-65.06-J	50.0		240	3
78 1/16"	BT5-78.06-J	60.0		240	3

			6" Flange: Stainless Steel Sheath
			No. of Elements: 12
			Watts/sq. in: 45
			Application: Process Water and Very Mild Solution
Lgth. Inside Tank A	Cat. No.	Kilo- watts		Volts	Phase
25 1/8"	BT6-25.12-J	36.0		240	3
33"	BT6-33-J	48.0		240	3
40 1/2"	BT6-40.5-J	60.0		240	3
48"	BT6-48-J	72.0		240	3

			8" Flange: Stainless Steel Sheath
			No. of Elements: 18
			Watts/sq. in: 45
			Application: Process Water and Very Mild Solution
Lgth. Inside Tank A	Cat. No.	Kilo- watts		Volts	Phase
27 7/8"	BT8-27.87-J	50.0		240	3
36 7/8"	BT8-36.87-J	75.0		240	3
43 11/16"	BT8-43.68-J	100.0		240	3
51 7/8"	BT8-51.87-J	120.0		240	3
61 3/8"	BT8-61.37-J	150.0		240	3
69 7/8"	BT8-69.87-J	175.0		240	3
78 7/8"	BT8-78.87-J	200.0		240	3

Copper Sheath: 150 lb Steel Flange

			3" Flange: Copper Sheath
			No. of Elements: 3
			Watts/sq. in: 45
			Application: Water
Lgth. Inside Tank A	Cat. No.	Kilo- watts		Volts	Phase
18 1/16"	BC3-18.06-J	6.0		240	1
18 1/16"	BC3-18.06-J	6.0		240	3
25 3/16"	BC3-25.18-J	9.0		240	1
25 3/16"	BC3-25.18-J	9.0		240	3
33 1/16"	BC3-33.06-J	12.0		240	1
33 1/16"	BC3-33.06-J	12.0		240	3
40 9/16"	BC3-40.56-J	15.0		240	1
40 9/16"	BC3-40.56-J	15.0		240	3
48 1/16"	BC3-48.06-J	18.0		240	1
48 1/16"	BC3-48.06-J	18.0		240	3

			5" Flange: Copper Sheath
			No. of Elements: 6
			Watts/sq. in: 45
			Application: Water
Lgth. Inside Tank A	Cat. No.	Kilo- watts		Volts	Phase
18 1/16"	BC5-18.06-J	12.0		240	3
19 13/16"	BC5-19.81-J	15.0		240	3
25 3/16"	BC5-25.18-J	18.0		240	3
33 1/16"	BC5-33.06-J	24.0		240	3
40 9/16"	BC5-40.56-J	30.0		240	3
52 1/16"	BC5-52.06-J	40.0		240	3
65 1/16"	BC5-65.06-J	50.0		480	3
78 1/16"	BC5-78.06-J	60.0		480	3

			6" Flange: Copper Sheath
			No. of Elements: 12
			Watts/sq. in: 45
			Application: Water
Lgth. Inside Tank A	Cat. No.	Kilo- watts		Volts	Phase
25 1/8"	BC6-25.12-J	36.0		240	3
33"	BC6-33-J	48.0		240	3
40 1/2"	BC6-40.5-J	60.0		240	3
48"	BC6-48-J	72.0		240	3

			8" Flange: Copper Sheath
			No. of Elements: 18
			Watts/sq. in: 45
			Application: Water
Lgth. Inside Tank A	Cat. No.	Kilo- watts		Volts	Phase
27 7/8"	BC8-27.87-J	50.0		240	3
36 7/8"	BC8-36.87-J	75.0		240	3
43 11/16"	BC8-43.68-J	100.0		240	3
51 7/8"	BC8-51.87-J	120.0		240	3
61 3/8"	BC8-61.37-J	150.0		240	3
69 7/8"	BC8-69.87-J	175.0		240	3
78 7/8"	BC8-78.87-J	200.0		240	3

Incoloy Sheath: 150 lb Steel Flange

			3" Flange: Incoloy Sheath
			No. of Elements: 3
			Watts/sq. in: 45
			Application: Mild Solution
Lgth. Inside Tank A	Cat. No.	Kilo- watts		Volts	Phase
18 1/16"	BA3-18.06-J	6.0		240	1
18 1/16"	BA3-18.06-J	6.0		240	3
25 3/16"	BA3-25.18-J	9.0		240	1
25 3/16"	BA3-25.18-J	9.0		240	3
33 1/16"	BA3-33.06-J	12.0		240	1
33 1/16"	BA3-33.06-J	12.0		240	3
40 9/16"	BA3-40.56-J	15.0		240	1
40 9/16"	BA3-40.56-J	15.0		240	3
48 1/16"	BA3-48.06-J	18.0		240	1
48 1/16"	BA3-48.06-J	18.0		240	3

			5" Flange: Incoloy Sheath
			No. of Elements: 6
			Watts/sq. in: 45
			Application: Mild Solution
Lgth. Inside Tank A	Cat. No.	Kilo- watts		Volts	Phase
18 1/16"	BA5-18.06-J	12.0		240	3
19 13/16"	BA5-19.81-J	15.0		240	3
25 3/16"	BA5-25.18-J	18.0		240	3
33 1/16"	BA5-33.06-J	24.0		240	3
40 9/16"	BA5-40.56-J	30.0		240	3
52 1/16"	BA5-52.06-J	40.0		240	3
65 1/16"	BA5-65.06-J	50.0		240	3
78 1/16"	BA5-78.06-J	60.0		240	3

			6" Flange: Incoloy Sheath
			No. of Elements:12
			Watts/sq. in: 45
			Application: Mild Solution
Lgth. Inside Tank A	Cat. No.	Kilo- watts		Volts	Phase
25 1/8"	BA6-25.12-J	36.0		240	3
33"	BA6-33-J	48.0		240	3
40 1/2"	BA6-40.5-J	60.0		240	3
48"	BA6-48-J	72.0		240	3

			8" Flange: Incoloy Sheath
			No. of Elements: 18
			Watts/sq. in: 45
			Application: Mild Solution
Lgth. Inside Tank A	Cat. No.	Kilo- watts		Volts	Phase
27 7/8"	BA8-27.87-J	50.0		240	3
36 7/8"	BA8-36.87-J	75.0		240	3
43 11/16"	BA8-43.68-J	100.0		240	3
51 7/8"	BA8-51.87-J	120.0		240	3
61 3/8"	BA8-61.37-J	150.0		240	3
69 7/8"	BA8-69.87-J	175.0		240	3
78 7/8"	BA8-78.87-J	200.0		240	3

Dimensions
Flanged and enclosure dimensions shown in proceeding tables may vary.

Special Features

SF-13B: Moisture tight/Explosion resistant terminal enclosure.

SF-13B

Available on:
3", 5", 6", 8", flanged. Enclosure sizes vary with element sizes.

XS-55: Thermostat control. Integral bulb and capillary control with thermowell.
Two temperature ranges available. Specify XS-55 (0� - 100� F) or XS-55 (60� - 250� F).

XS-55: Thermostat control
Enclosed Thermostat
Control

Available on:
3", 5", 6", 8", flanged. Enclosure sizes vary with element sizes.

How To Order

Specify: catalog number, wattage, voltage, and special features, if any.
Other sizes are available. Consult factory.

Example: BS3-18.06-J/1000W120V

Tubular/Tubular Immersion Heaters: [Finned] [Straight and Formed] [Forming Options] [Screw Plug]

We can be reached by e-mail at sales@hotwatt.com
When ordering catalogs please include your
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