3″, 5″ & 8″ – 150# Flanged Circulation Heaters

Flanged Circulation Heaters feature Incoloy® 840 sheath for the widest coverage of applications and temperatures, NEMA 4 moisture tight enclosure, sediment drain, and 150 lb flanged inlet/outlet on 10″ heaters and above.

Flange Size
D
E
F
G
H
J
K
M
3″ – 150#
8 ¾”
9″
6″
1″ NPT
⅜ – 16
1¼”
6″
3 ½”
5″ – 150#
10 ½”
10 ¾”
8″
2″ NPT
⅜ – 16
1 ¼”
7″
5″
8″ – 150#
12″
12 ¼”
10″
2 ½” NPT
⅜ – 10
3 ½”
8″
5″

Product Inquiry

Heater Features

Incoloy® 840 sheath standard on all items except suction oil heaters-allows for the widest coverage of applications and temperatures, plus gives a margin of safety for unknown corrosives or contaminants.

High purity MgO powder compacted to provide maximum heat conductivity and optimum dielectric strength.

Type ‘A’ 80/20 resistance wire sized to provide lowest wire watt density for maximum life.

Fusion welded junction between pin/resistance wire to provide a 360″ circumferential joint, giving superior strength and life.

Recompacted bends to restore MgO density in bend areas.

Moisture sealed to prevent the entrance of contaminants during storage and service. Silicone end seals on heaters for oil, air and corrosive applications. Epoxy seals for water applications.

NEMA 1 wiring enclosure, NEMA 4 moisture tight enclosure on high capacity and suction heater units.

Element spacer supports on multi-element heaters whose length exceeds 18″.

Thermowell for sensing bulb of thermostat.

UL & CSA Recognition on elements.

Vessel Features

Galvanized pipe on most water heaters, carbon steel pipe on others.

1″ fiberglass insulation on all pipe bodies except where noted.

Painted steel shroud encasing insulation.

Heavy duty mounting lugs on larger units (2″ plugs and UP).

NPT inlet/outlet on sizes up to 8″ flange, flanged inlet/outlet on larger sizes.

Top or side mounted bulb and capillary thermostats standard on sizes through 8″ flange. Solid state controls on high capacity air and gas heaters.

All welded construction hydrostatically pressure tested for leaks. ASME section VIII, Division 1, code stamp “U” vessel available upon request.

Sediment drains standard on all liquid applications.

3″ – 150#

48 Watts per sq. inch – Water & Mild Solutions
Volts 3-Ph. KW Cat. No. A B C Wt. (lbs.)
240 480 6 C3H3-60-3T5 C3H3-60-5T5 33 22 ½ 16 ½ 70
240 480 7.5 C3H3-75-3T5 C3H3-75-5T5 33 22 ½ 16 ½ 70
240 480 9 C3H3-90-3T5 C3H3-90-5T5 33 22 ½ 16 ½ 70
240 480 12 C3H3-120-3T5 C3H3-120-5T5 43 ¼ 32 ½ 26 ½ 80
240 480 15 C3H3-150-3T5 C3H3-150-5T5 55 ¾ 45 39 96
240 480 18 C3H3-180-3T5 C3H3-180-5T5 55 ¾ 45 39 98
23 Watts per sq. inch – Light wt. oils, caustics, air, gases & mild corrosives
Volts 3-Ph. KW Cat. No. A B C Wt. (lbs.)
240 480 3 C3M3-30-3T5 C3M3-30-5T5 33 22 ½ 16 ½ 70
240 480 4.5 C3M3-45-3T5 C3M3-45-5T5 33 22 ½ 16 ½ 70
240 480 6 C3M3-60-3T5 C3M3-60-5T5 43 ¼ 32 ½ 26 ½ 80
240 480 7.5 C3M3-75-3T5 C3M3-75-5T5 55 ¾ 45 39 96
240 480 9 C3M3-90-3T5 C3M3-90-5T5 55 ¾ 45 39 98
240 480 12.5 C3M3-125-3T5 C3M3-125-5T5 73 ¾ 63 53 120
13 Watts per sq. inch – Med. wt. oils, No. 4 & 5 fuel oil, corrosives, air & gases
Volts 3-Ph. KW Cat. No. A B C Wt. (lbs.)
240 480 3 C3L3-30-3T5 C3L3-30-5T5 43 ¼ 32 ½ 26 ½ 80
240 480 3.75 C3L3-37-3T5 C3L3-37-5T5 51 ¾ 41 26 ½ 92
240 480 5 C3L3-50-3T5 C3L3-50-5T5 61 ¾ 51 26 ½ 100
240 480 6.25 C3L3-62-3T5 C3L3-62-5T5 73 ¾ 63 26 ½ 120
240 480 7.5 C3L3-75-3T5 C3L3-75-5T5 85 ⅝ 74 ⅞ 26 ½ 140
8 Watts per sq. inch – Heavy oils, #6 & Bunker C fuel oils, corrosive, air & gases
Volts 3-Ph. KW Cat. No. A B C Wt. (lbs.)
240 480 2 C3V3-20-3T5 C3V3-20-5T5 43 ¼ 32 ½ 26 ½ 80
240 480 2.5 C3V3-25-3T5 C3V3-25-5T5 51 ¾ 41 26 ½ 92
240 480 3 C3V3-30-3T5 C3V3-30-5T5 55 ¾ 45 39 96
240 480 4.2 C3V3-42-3T5 C3V3-42-5T5 73 ¾ 63 26 ½ 120
240 480 5 C3V3-50-3T5 C3V3-50-5T5 85 ⅝ 74 ⅞ 26 ½ 140

5″ – 150#

48 Watts per sq. inch – Water & Mild Solutions
Volts 3-Ph. KW Cat. No. A B C Wt. (lbs.)
240 480 24 C5H6-24-3T5 C5H6-24-5T5 43 ½ 30 25 140
240 480 30 C5H6-30-3T5 C5H6-30-5T5 50 ½ 37 25 155
240 480 36 C5H6-36-3T5 C5H6-36-5T5 60 ¼ 48 ½ 25 176
240 480 40 C5H6-40-3T5 C5H6-40-5T5 60 ¼ 48 ½ 25 176
240 480 50 C5H6-50-3T5 C5H6-50-5T5 73 ⅝ 61 ⅞ 25 210
240 480 60 C5H6-60-3T5 C5H6-60-5T5 86 ⅝ 74 ⅞ 25 240
23 Watts per sq. inch – Light wt. oils, caustics, air, gases & mild corrosives
Volts 3-Ph. KW Cat. No. A B C Wt. (lbs.)
240 480 12 C5M6-12-3T5 C5M6-12-5T5 43 ½ 30 25 140
240 480 15 C5M6-15-3T5 C5M6-15-5T5 48 ¾ 37 25 155
240 480 18 C5M6-18-3T5 C5M6-18-5T5 60 ¼ 48 ½ 25 176
240 480 20 C5M6-20-3T5 C5M6-20-5T5 60 ¼ 48 ½ 25 176
240 480 25 C5M6-25-3T5 C5M6-25-5T5 73 ⅝ 61 ⅞ 25 210
240 480 30 C5M6-30-3T5 C5M6-30-5T5 86 ⅝ 74 ⅞ 25 240
13 Watts per sq. inch – Med. wt. oils, No. 4 & 5 fuel oil, corrosives, air & gases
Volts 3-Ph. KW Cat. No. A B C Wt. (lbs.)
240 480 6 C5L6-6-3T5 C5L6-6-5T5 45 ¾ 32 ½ 25 150
240 480 7.5 C5L6-75-3T5 C5L6-75-5T5 50 ½ 37 25 155
240 480 9 C5L6-90-3T5 C5L6-90-5T5 60 ¼ 48 ½ 25 176
240 480 12.5 C5L6-12-3T5 C5L6-12-5T5 73 ⅝ 61 ⅞ 25 210
240 480 15 C5L6-15-3T5 C5L6-15-5T5 86 ⅝ 74 ⅞ 25 240
8 Watts per sq. inch – Heavy oils, #6 & Bunker C fuel oils, corrosive, air & gases
Volts 3-Ph. KW Cat. No. A B C Wt. (lbs.)
240 480 3 C5V6-3-3T5 C5V6-3-5T5 33 22 ½ 25 120
240 480 5 C5V6-5-3T5 C5V6-5-5T5 48 ¾ 37 25 155
240 480 6 C5V6-6-3T5 C5V6-6-5T5 60 ¼ 48 ½ 25 176
240 480 8.4 C5V6-8-3T5 C5V6-8-5T5 73 ⅝ 61 ⅞ 25 210
240 480 10 C5V6-10-3T5 C5V6-10-5T5 86 ⅝ 74 ⅞ 25 240

8″ – 150#

48 Watts per sq. inch – Water & Mild Solutions
Volts 3-Ph. KW Cat. No. A B C Wt. (lbs.)
240 480 50 C8H18-50-3T5 C8H18-50-5T5 45 ¼ 24 ¾ 21 ¼ 425
240 480 75 C8H18-75-3T5 C8H18-75-5T5 53 ¼ 32 ¾ 29 ¼ 395
240 480 100 C8H18-100-3T5 C8H18-100-5T5 60 ¼ 39 ¾ 36 ¼ 415
240 480 150 C8H18-150-3T5 C8H18-150-5T5 77 ⅜ 56 ¾ 53 ¼ 535
240 480 175 C8H18-175-3T5 C8H18-175-5T5 86 ⅜ 65 ¾ 62 ¼ 625
240 480 200 C8H18-200-3T5 C8H18-200-5T5 96 ⅜ 75 ¾ 72 ¼ 705
23 Watts per sq. inch – Light wt. oils, caustics, air, gases & mild corrosives
Volts 3-Ph. KW Cat. No. A B C Wt. (lbs.)
240 480 30 C8M18-30-3T5 C8M18-30-5T5 53 ¼ 32 ¾ 29 ¼ 366
240 480 40 C8M18-40-3T5 C8M18-40-5T5 60 ¼ 39 ¾ 36 ¼ 436
240 480 50 C8M18-50-3T5 C8M18-50-5T5 67 ⅞ 47 ¼ 43 ¾ 500
240 480 60 C8M18-60-3T5 C8M18-60-5T5 77 ⅜ 56 ¾ 53 ¼ 590
240 480 70 C8M18-70-3T5 C8M18-70-5T5 86 ⅜ 65 ¾ 62 ¼ 660
240 480 80 C8M18-80-3T5 C8M18-80-5T5 96 ⅜ 75 ¾ 72 ¼ 750
13 Watts per sq. inch – Med. wt. oils, No. 4 & 5 fuel oil, corrosives, air & gases
Volts 3-Ph. KW Cat. No. A B C Wt. (lbs.)
240 480 25 C8L18-25-3T5 C8L18-25-5T5 60 ¼ 39 ¾ 36 ¼ 500
240 480 30 C8L18-30-3T5 C8L18-30-5T5 67 ⅞ 47 ¼ 43 ¾ 565
240 480 37.5 C8L18-37-3T5 C8L18-37-5T5 86 ⅜ 65 ¾ 62 ¼ 725
240 480 44 C8L18-44-3T5 C8L18-44-5T5 96 ⅜ 75 ¾ 72 ¼ 815
240 480 50 C8L18-50-3T5 C8L18-50-5T5 96 ⅜ 75 ¾ 72 ¼ 815
8 Watts per sq. inch – Heavy oils, #6 & Bunker C fuel oils, corrosive, air & gases
Volts 3-Ph. KW Cat. No. A B C Wt. (lbs.)
240 480 13.3 C8V18-13-3T5 C8V18-13-5T5 60 ¼ 39 ¾ 36 ¼ 500
240 480 16.7 C8V18-16-3T5 C8V18-16-5T5 67 ⅞ 47 ¼ 43 ¾ 565
240 480 20 C8V18-20-3T5 C8V18-20-5T5 77 ⅜ 56 ¾ 53 ¼ 650
240 480 23 C8V18-23-3T5 C8V18-23-5T5 86 ⅜ 65 ¾ 62 ¼ 725
240 480 27 C8V18-27-3T5 C8V18-27-5T5 96 ⅜ 75 ¾ 72 ¼ 815

Brochures

Closed Tank Heating

Watt Density

Percentage of Wattage

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