| Flanged Immersion Heaters - All applications must consider the suitability of the sheath material, the correct watt density, the flange size and temperature/pressure rating, available insertion length, and appropriate terminal enclosure.
Call ASB Heating Elements Ltd., for Technical Assistance: 1-800-265-9699
 Flange Heater
Flange Heater - Flange Immersion Heaters come in a wide variety of configurations, styles, and shapes. Our goal is create a simple yet effective design to solve any fluid-heating environment you have. By selecting the best sheath material, choosing the optimum fitting method and manufacturing the elements to any desired watt density you can expect the optimum engineered heating solution for your requirements. Fast delivery gets you this perfect heater almost immediately.
Flange Heater - Flange Immersion Heaters normally have many individual heater elements, or blades, either welded or brazed into the flange. Elements arranged in multiples of 3 for balancing the load to your 3-phase power supply.
| Standard Terminal Box
General Purpose Enclosure
NEMA 1
|
Moisture Resistant Terminal Box
Class 4 Enclosure
NEMA 4
|
3" 150# ANSI Flange Heater
Standard Terminal |
Flange Heater
Moisture Resistant Terminal |
4" 150# ANSI Flange Heater
Standard Terminal |
Flange Heater
Moisture Resistant Terminal |
5" 150# ANSI Flange Heater
Standard Terminal |
Flange Heater
Moisture Resistant Terminal |
6" 150# ANSI Flange Heater
Standard Terminal |
Flange Heater
Moisture Resistant Terminal |
8" 150# ANSI Flange Heater
Standard Terminal |
Flange Heater
Moisture Resistant Terminal |
| Explosion Resistant Terminal Box
Hazardous Location & Class 4
NEMA 7
|
|
3" 150# Explosion Resistant Terminal Box |
4" 150# Explosion Resistant Terminal Box |
5" 150# Explosion Resistant Terminal Box |
6 " 150# Explosion Resistant
Terminal Box |
8" 150# Explosion Resistant Terminal Box |
|
Flange Heater Nomenclature
- Insertion Length or "B" dimension
- All flanges heaters have a cold section, a section under the flange that is unheated. Normal cold section or and ASB Heating elements flanged immersion heater is 4 inches
- Flange dimensional information listed below.
- The 3 available terminal boxes include: General Purpose, weather Resistant, and Explosion Proof, also referred to as Hazardous Location
Most Common Flanges
- mild steel or a full range of 300 series stainless steel
- Other materials available
- 150# and 300# ANSI flange ratings are most common
- can offer you up to 2500# rating
Most Common Sheath Material
- Copper
- Steel
- Stainless Steel
- Incoloy 800® & Incoloy 840®
- Inconel 600
- Other Sheath Materials Also Offered
Most Common Terminal Enclosures
- General Purpose NEMA 1
- Weather Resistant NEMA 4, NEMA 4X
- Hazardous Location NEMA 7
Most Common Sheath Materials, Application, and Watt Densities
| Sheath Material
|
Application
|
Watt Density
Watt.in2
|
| Copper
|
To heat potable water |
40-72
|
| Steel
|
Oil |
20-25
|
|
|
Hydraulic oil |
12-15
|
| Stainless Steel
|
Process water, mild acid, de-ionized water |
20-60
|
| Incoloy 800®
|
Water, mild alkaline solutions, air and gases maximum sheath temperature 1400ºF |
10-125
|
| Incoloy 600®
|
Water, very alkaline solutions, high temperature air and gases
Maximum sheath temperature 1500ºF |
10-50
|
Most Common Built-in Control Options
- "K" calibrated thermocouple for high limit sheath protection
- "J" calibrated thermocouple for temperature control
- Mechanical Thermostats:
Power Ratings
- up to 240 volts, 25-amp single pole, single throw
- up to 240 volts, 25-amp double pole, single throw
- up to 600 volts, 15-amp triple pole, single throw
Temperature Ranges
- -16 to 40°C (0-100°F)
- 10 to120°C (50-250°F)
- 70 to 280°C (160-540°F)
- 160 to 370°C (320-700°F)
Incoloy and Inconel are registered trademarks of Inco Ltd.
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