AA-3021-SSN Models: 3000W @ 208V 1-Phase 9" Immersion Length Unregulated Incoloy Sheath With Stainless Steel 2-1/2" NPT Screw Plug Immersion Elements

Therm Coil AA-3021-SSN Model

Drawing Number: 365A-1003-001

Incoloy Sheath Elements With 2-1/2" NPT Stainless Steel Plug:

If in doubt about which materials are required or best-suited for your application, please contact us at 1-724-872-5007 or rheinhold@thermcoil.com.

• INCOLOY® Sheath with Stainless Steel Screw Plug (Nickel Brazed or Welded): Our AA-SSN models with 45-55 watt density (W/IN.²) are suitable for clean water and corrosive liquids, such as process water with less than 6% alkaline or acid content; up to 2% caustic solutions.  Also suitable for demineralized or deionized water.

Unregulated (No thermostat):

• If you need this type of element but with temperature control, please see our EAA-SSN Models.

Enclosure:

• NEMA 1, General Purpose Enclosure: the default enclosure type.

• Alternate Enclosures Are Available (Contact Us!):

            ●  Weather-Resistant Enclosures
            ●  Explosion-Resistant Enclosures (Also Dust & Weather-Resistant) 

General Information:

• 3000W @ 208V 1-Phase
• Includes Thermowell: accommodates up to 3/8" DIA. sensing bulb.
• Screw plug immersion heaters must be fully covered by your liquid to prevent heater failure. (Other medium applications are possible, but require factory consultation.)
• All 240V models have the option to be operated at 208 VAC with a 25% reduction in wattage rating.

Technical Specifications

• Element Sheath Material: Incoloy 800
• Quantity Of Elements: 3
• Immersion Length:  9" (C Dim.)
  
• Terminal Connections: #10-32 Stud Terminals & Includes (3x) 7" Lead Wires
  
• Screw Plug Size: 2-1/2" NPT
• Screw Plug Material: Stainless Steel
• Enclosure Type: NEMA 1 General Purpose
• Thermowell Accommodates Sensing Bulb Size: .375" DIA.
• Temperature Control Type: None
• Temperature Control Range: N/A