process air duct heaters

AccuTherm Process Air Duct Heaters

AccuTherm is a specialist in designing and manufacturing quality process air duct heaters that heat moving air and gases up to 1200°F.  These heaters are suited to handle many industrial applications.  Process air duct heaters are installed into ducts and ovens for applications such as; air drying, curing paint and coatings, chemical and food processing and metal finishing.

Common Duct Heater Options

Here at AccuTherm all of our process air duct heaters have a few similar options:

  • Moisture or explosion-proof wiring enclosure, NEMA 1 terminal enclosures are standard
  • Gas tight construction on elements to flange
  • High limit thermocouple attached to sheath of element
  • Special voltage ratings and sizes
  • Spare elements
  • All stainless construction for high temperature or corrosive gases

Types of AccuTherm Process Air Duct Heaters

AccuTherm offers four different standard types of process air duct heaters:

Series DL Tubular Process Air Duct Heaters: stainless steel elements, stainless steel element support, painted steel support rods & flange, NEMA 1 terminal enclosure, and replaceable element design.  Operates at a low temperature up to about 500°F.

Features:

  • 30 watts per sq. inch on sheath
  • Stainless steel elements – 1200°F max. sheath temperature
  • Stainless steel element support
  • Painted steel support rods & flange
  • NEMA 1 terminal enclosure
  • Recompacted element bends
  • Replaceable element design
  • CSA certified with NEMA 1 housing

process air duct heaters

Series DM Tubular Process Air Duct Heaters: Incoloy 840 elements, stainless steel element support, stainless steel support rods, painted flange, NEMA 1 terminal enclosure, and replaceable element design.  Ability to operate at a moderate temperature to about 750°F.

Features:

  • 20 watts per sq. inch on sheath
  • Incoloy 840 elements – 1700°F max. sheath temperature
  • Stainless steel element support
  • Stainless steel support rods
  • Painted steel flange
  • NEMA 1 terminal enclosure
  • Replaceable element design
  • Recompacted element bends
  • 1″ insulation in terminal housing

process air duct heaters

Series DH Tubular Process Air Duct Heaters: Incoloy 840 elements, stainless steel element support, stainless steel support rods, 3-1/2″ high temperature insulation below flange, NEMA 1 terminal enclosure, and replaceable element design.  It can operate at a high temperature to about 1200°F maximum.

Features:

  • 20 watts per sq. inch on sheath
  • Incoloy 840 elements – 1700°F max. sheath temperature
  • Stainless steel element support
  • Stainless steel support rods
  • 3 1⁄2″ high temp. insulation below flange
  • 1⁄4″ or 3⁄8″ thick painted steel flange
  • Nichrome A resistance wire sized for low wire watt density
  • Recompacted bends
  • Replaceable element design
  • NEMA 1 terminal enclosure

process air duct heaters

Series ILD In Line Tubular Process Air Duct Heaters: Incoloy 840 elements, painted steel frame, NEMA 1 terminal enclosure, and replaceable element design.

Features:

  • 26 watts per sq. inch on sheath
  • Incoloy 840 elements – 1700°F max. sheath temperature
  • Nichrome A resistance wire
  • Recompacted bends
  • NEMA 1 terminal enclosure
  • Replaceable element design
  • Painted steel frame

process air duct heaters

Process air duct heaters may be suitable for your industrial needs!  To speak with an AccuTherm representative please visit www.accutherm.com.

 

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