EA-7553-SSN Model: 7500W @ 480V, 3-Phase 20" Immersion Length Regulated Incoloy Sheath With Stainless Steel 2" NPT Screw Plug Immersion Elements

Therm Coil EA-7553-SSN Model

Drawing Number: 352C-1256-018

Incoloy Sheath Elements With 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 EA-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.

Regulated (With Thermostat):

• 60°-250°F Thermostat Control: This is the default thermostat temperature range if you choose a regulated heater.

• Alternate Temperature Ranges Are Available (Contact Us!):

            ●  30°-110°F
            ●  200°-550°F

NOTE - Regulated Models Require A Magnetic Contactor (sold separately) Unless They Are Rated:

• ≤240V And Single-Phase With An Amperage Rating Of 25 Amps Or Less.

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:

• 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

• 7500W @ 480V 3-Phase
• Element Sheath Material: Incoloy 800
• Quantity Of Elements: 3
• Immersion Length: 20" (C Dim.)
  
• Terminal Connections: #10-32 Stud Terminals & Includes (3x) 7" Lead Wires
  
• Screw Plug Size: 2" NPT
• Screw Plug Material: 304 Stainless Steel
• Enclosure Type: NEMA 1 General Purpose
• Thermowell Immersed Length: (B Dim.)
• Thermowell Accommodates Sensing Bulb Size: .375" DIA.
• Temperature Control Type: Adjustable SPST Thermostat
• Temperature Control Range: 60°-250°F