video corpo

TUBULAR HEATERS
13Pages

{{requestButtons}}

Catalog excerpts

TUBULAR HEATERS - 2

TUBULAR HEATERS immersion heaters OVERVIEW WATTCO™ tubular elements are the most versatile and best suited solutions to a large number of applications. This is why they are found in major modern heating applications and are known for their superior qualities. Tubular elements can be: »» Clamped »» Immersed »» Cast into metal »» Easily removable WATTCO™ TUBULAR HEATER Surface tubular elements are used for surface heating and are sold separately or made into process heating assemblies including: »» Flange heaters »» Screwplug heaters »» Circulation heaters, vessels »» Strip elements »»...

Open the catalog to page 2
TUBULAR HEATERS - 3

TUBULAR HEATERS immersion heaters SHEATH MATERIAL Water Water solutions non-corrosive to copper Oil Grease Alkaline cleaning solutions Tars Asphalt Corrosive liquids Food processing equipment Stainless steel Air heating Radiant heating Cleaning and degreasing solutions Plating and pickling solutions Corrosive liquids Incoloy®, Inconel® Acid Corrosive liquids Incoloy® and Inconel® are registered trademarks of Inco Alloys International CONSTRUCTION TUBULAR ELEMENTS – FEATURES AND COMPONENTS OVERALL LENGTH SHEATH LENGTH COLD END HEATED LENGTH NICKEL CHROMIUM RESISTANCE COIL CONCENTRICALLY...

Open the catalog to page 3
TUBULAR HEATERS - 4

TUBULAR HEATERS immersion heaters FIG. A STANDARD SHAPES BENDING WATTCO™ tubular heaters are factory-configured to almost any shape or size. Custom bending diameters can be made upon request. Figures A to K show some of the most popular element shapes. Select the shape that meets your requirements and refer to it when ordering or requesting prices.

Open the catalog to page 4
TUBULAR HEATERS - 5

TUBULAR HEATERS immersion heaters STANDARD INSTALLATIONS Figures L to W show some of the most popular type of installations. Select the installation that meets your needs and make reference to it before placing an order or requesting prices. KEY FEATURES »» Unlimited number of custom bends available. »» Magnesium Oxide insulating properties. »» Great flexibility to meet application needs. »» Watt Densities of up to 120 WPSI available. »» Thicker sheath wall are available for intensive applications. »» Silicone seals to ensure moisture resistance in humid environments. »» Custom made cold...

Open the catalog to page 5
TUBULAR HEATERS - 6

TUBULAR HEATERS immersion heaters TABLE 1 Terminal Type Specification TERM. TYPE SUITABLE FOR ELEMENT DIAMETERS (in.) 0.260 * 1 1/8” available as 1”; #10-32 available in #8-32; type R, W = 2 1/4” for 0.375 and 2 3/4” for 0.430 STANDARD TERMINAL TYPES The following section shows the most common terminal types. Select the terminal type that meets your application and make reference to it before placing an order or requesting prices. NOTE: THE APPROPRIATE CURRENT OF EACH TERMINAL TYPE PARTLY DEPENDS ON THE APPLICATION. CA

Open the catalog to page 6
TUBULAR HEATERS - 7

TUBULAR HEATERS immersion heaters TABLE 1 Incoloy® Sheathed Elements - 0.315” (8.0 mm) Diameter * 1 1/8” available as 1”; #10-32 available in #8-32; type R, W = 2 1/4” for 0.375 and 2 3/4” for 0.430 STANDARD INSTALLATIONS ELEMENTS WITH 0.315” (8.0 MM) AND 0.430” (10.9 MM) DIAMETERS »» Incoloy® sheathed elements are found in Table 1 and 2. »» Elements with a 0.315” diameter are used at 240V or less (refer to Table 1). »» Elements with a 0.430” diameter (or larger) are suitable for a maximum voltage of 600V (refer to Table 2). »» Manufactured in an extensive range of lengths, wattages...

Open the catalog to page 7
TUBULAR HEATERS - 8

TUBULAR HEATERS immersion heaters TABLE 2 Incoloy® Sheathed Elements - 0.430” (10.9 mm) Diameter ELEMENTS (continued) ELEMENTS WITH 0.315” (8.0 MM) AND 0.430” (10.9 MM) DIAMETERS »» Terminal box can be added upon request. »» Cold end lengths can be designed to practically any desired length typically between 40 and 150 mm (1.6”- 5.9”). Elements can be shipped in less than 4 working days. »» Multiple elements are field wired in series or parallel or star & delta to better suit the requirements of your application. »» Multiple stages are also available. »» Custom elements can always be...

Open the catalog to page 8
TUBULAR HEATERS - 9

TUBULAR HEATERS immersion heaters EXTRA FEATURES THREADED FITTING (FIG. 1) »» Brazed, crimped or welded to the element’s cold section. »» Used as a tight joint to the heater, which is fixed in open tanks or vessels. »» Supplied in brass, steel, or stainless steel. COMPRESSION FITTING (FIG. 2) »» Available in nickel-plated brass for field installation on elements of 0.375”, 0.430”, 0.475” elements diameter. TERMINAL BOX (FIG. 3) Moisture resistant terminal boxes are: »» Factory installed Special requests can be made to have holes predrilled into the terminal boxes. This can provide easier...

Open the catalog to page 9
TUBULAR HEATERS - 10

TUBULAR HEATERS immersion heaters OVERVIEW Versatile, durable, and reliable, WATTCO™ finned tubular heaters are used for forced convection heating or air and gas heating systems. They are customized to meet your specific application needs. AFFECTING TEMPERATURE Operating temperatures of finned element change according to the following factors: »» Air velocity »» Air temperature »» Watts per square inch of finned element FIG. 1 - Watt Density vs. Air Temperature for 797ºF (425ºC) Fin Temperature 100 FEATURES »» Various sizes of diameters »» Main sheath material: steel or stainless steel »»...

Open the catalog to page 10
TUBULAR HEATERS - 11

TUBULAR HEATERS immersion heaters Finned Tubular Heater SELECTING WATTCO™ FINNED TUBULAR HEATER »» Select the proper element by first specifying if the element has a minimum diameter of 0.430” if the power supply voltage is more than 300V. Depending on your requirements, special terminals can be installed on the 0.315” diameter elements so they can be used up to 600V. Standard fin sizes and pitches supplied by WATTCO™ are listed in Table 1 above. Other sizes are available on special order. Determine the number of heated length of element required for a specific wattage output. You will need...

Open the catalog to page 11

All WATTCO catalogs and technical brochures

  1. BAND HEATERS

    7 Pages

  2. CONTROL PANELS

    13 Pages

  3. DUCT HEATERS

    6 Pages

  4. BAND HEATERS

    7 Pages

  5. PIPE HEATER

    3 Pages

  6. Inline Heaters

    13 Pages