Taizhou Mingwei Machinery Co., Ltd
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immersion heater
Immersion heater working voltage: 380VAC; Current maximum immersion length: 3.5m; 3. Maximum power: 500kW per unit;
Product details

Overview of Immersion Heater Products
Immersion heater, as the name suggests, is a heating device that immerses an electric heater into a liquid for heating. Its main feature is that when the electric heater is immersed in the liquid, the energy emitted by the electric heater is absorbed by the heated liquid, resulting in very high energy efficiency. In addition, it has advantages such as small size and easy control, and is widely used in fields such as petroleum, chemical, and metallurgy. It is an ideal heat exchange equipment in the petrochemical industry. There are many types of structures for immersion electric heaters, with the most commonly used being threaded, flange, and L-shaped.

immersion heaterSpecifications and technical data

Flange specifications and
Number of heating elements

Heating length
(mm)

Heating medium

Water (7W/cm2)

Oil (2.2W/cm2)

Gas (1W/cm2)

DN75
3 heating elements

600

JRH-W-9

JRH-O-3

JRH-A-1.5

1000

JRH-W-15

JRH-O-5

JRH-A-2.5

1500

JRH-W-22

JRH-O-7.5

JRH-A-3.5

DN125
6 heating elements

600

JRH-W-18

JRH-O-6

JRH-A-3

1000

JRH-W-30

JRH-O-10

JRH-A-5

1500

JRH-W-44

JRH-O-15

JRH-A-7

2000

JRH-W-60

JRH-O-20

JRH-A-9.5

DN150
12 heating elements

600

JRH-W-36

JRH-O-12

JRH-A-6

1000

JRH-W-60

JRH-O-20

JRH-A-10

1500

JRH-W-88

JRH-O-30

JRH-A-14

2000

JRH-W-120

JRH-O-40

JRH-A-19

2500

JRH-W-150

JRH-O-50

JRH-A-23

DN200
18 heating elements

600

JRH-W-50

JRH-O-18

JRH-A-9

1000

JRH-W-80

JRH-O-30

JRH-A-15

1500

JRH-W-124

JRH-O-45

JRH-A-21

2000

JRH-W-172

JRH-O-60

JRH-A-28.5

2500

JRH-W-200

JRH-O-75

JRH-A-35.5

3000

JRH-W-250

JRH-O-90

JRH-A-42.5

DN250
27 heating elements

1000

JRH-W-110

JRH-O-45

JRH-A-22.5

1500

JRH-W-170

JRH-O-67.5

JRH-A-31.5

2000

JRH-W-230

JRH-O-90

JRH-A-42

2500

JRH-W-320

JRH-O-112.5

JRH-A-52.5

3000

JRH-W-360

JRH-O-135

JRH-A-63

DN300
36 heating elements

1000

JRH-W-150

JRH-O-60

JRH-A-30

1500

JRH-W-240

JRH-O-90

JRH-A-42

2000

JRH-W-320

JRH-O-120

JRH-A-57

2500

JRH-W-440

JRH-O-150

JRH-A-71

3000

JRH-W-520

JRH-O-180

JRH-A-85

DN350
45 heating elements

1500

JRH-W-300

JRH-O-112.5

JRH-A-35

2000

JRH-W-420

JRH-O-150

JRH-A-45

2500

JRH-W-540

JRH-O-187.5

JRH-A-58

3000

JRH-W-620

JRH-O-225

JRH-A-70

DN400
72 heating elements

1500

JRH-W-450

JRH-O-180

JRH-A-84

2000

JRH-W-660

JRH-O-240

JRH-A-114

2500

JRH-W-860

JRH-O-300

JRH-A-142

3000

JRH-W-1000

JRH-O-360

JRH-A-170

DN450
108 heating elements

1500

JRH-W-700

JRH-O-270

JRH-A-126

2000

JRH-W-900

JRH-O-360

JRH-A-170

2500

JRH-W-1200

JRH-O-450

JRH-A-213

3000

JRH-W-1400

JRH-O-540

JRH-A-255

Heater technical data
1. Working voltage: 380VAC.
2. Current maximum immersion length: 3.5m.
3. Maximum power: 500kW per unit.
4. Maximum design pressure: 420kgf/square centimeter (high-precision electric heating element).
5. The current maximum working pressure is 235kgf/square centimeter.
6. Current maximum operating temperature: 600 ℃ (heating hydrogen gas).

7. Explosion proof grade: dIIBT1-T6, D Ⅱ CT1-T6.
8. Material of electric heating element shell: carbon steel; Stainless steel (304SS, 321SS, 316SS, 310SS); Incoloy800,Inconel600)。

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