EL_img_01psd.png
Heat exchanger Type EL

EL_img_01psd.png
EL_img_03psd.png

EL-UK

For the electric reheating of airflows in circular ducting


Circular electric air heater for reheating airflows, suitable for VAV terminal units TVR and mechanical self-powered CAV controllers RN and VFC

  • Outlet airflow temperature 50 °C max.
  • Plain heating coil, stainless steel 1.4301
  • Integral overheating protection with temperature monitor (auto reset) and thermal cut-out (manual reset)
  • For horizontal or vertical ducts
  • Suitable for circular ducts to EN 1506 or EN 13180
  • With lip seal
  • Protection level: IP 43
  • Casing leakage according to EN 15727, class C

General information

Application

  • Electric air heater for reheating airflows up to 50 °C in circular ducts
  • For VAV terminal units Type TVR and for CAV controllers Type RN or VFC



Nominal sizes

  • 100, 125, 160, 200, 250, 315, 400



Parts and characteristics

  • Ready-to-install air heater
  • Twofold overheating protection:
    • Temperature monitor with automatic reset
    • Thermal cut-out with manual reset
  • Connection terminals inside
  • Casing is ready for cable feedthrough; strain relief and cable gland (M20 or M25) to be provided by others



Construction features

  • Circular casing with rectangular switch cabinet
  • Spigot with lip seal, for circular connecting ducts to EN 1506 or EN 13180
  • The heating coil is an encased plain pipe
  • IP 43



Material and surfaces

  • Casing and switch cabinet made of galvanised sheet steel
  • Heating coil made of stainless steel 1.4301



Standards and guidelines

  • Casing air leakage to EN 15727, class C



Maintenance

  • Regular functional tests, especially of the thermal cut-out



Useful additions

  • Capacity control is required (to be provided by others)
  • Airflow monitoring is required (to be provided by others)


Technical information

  • Technical data
  • QUICK SIZING
  • SPECIFICATION TEXT
  • ORDER CODE

Nominal sizes100 – 400 mm

Volume flow rate range

12 - 750 l/s or 41 - 2700 m3/h

Electrical power consumption0.4 – 9 kW
Minimum airflow velocity1.5 m/s (airflow monitoring required, by others)
Maximum outlet airflow temperature50 °C (capacity control required, by others)
Maximum operating temperatureWithout integral control = 40 °C max.
Release temperature – temperature monitor TWApprox. 60 °C (automatic reset if the value falls below this temperature; hysteresis approx. 15 K)
Release temperature for thermal cut-outApprox. 90 °C (manual reset on the air heater required)

Air-side static differential pressure

1 – 20

Supply voltage NS 100230 V AC, 400 W
Supply voltage NS 125230 V AC, 900 W
Supply voltage NS 160

230 V AC, 1,200 W

Supply voltage NS 200

230 V AC, 2,100 W

Supply voltage NS 250

400 V AC 2-phase, 3,000 W

Supply voltage NS 315

400 V AC 3-phase, 6,000 W

Supply voltage NS 400

400 V AC 3-phase, 9,000 W

Protection levelIP 43
EC conformityEMC to 2014/30/EU, low voltage to 2014/35/EU
LicenceCE, UKCA, S, EAC



Downloads

product information

  • Product data sheet Type EL

    EL_PD_2024_07_02_DE_en Product data sheet 240 KB pdf

certificates

  • Certificate concerning statistical leakage tests

    LC_v1_2024_10_DE_en Certificate  660 KB pdf

operation manuals

  • Installation manual

    02_CV-M-MTU-MTX-MTP Installation manual 4,6 MB pdf

TROX Services

production {"X-Frame-Options"=>"SAMEORIGIN", "X-XSS-Protection"=>"1; mode=block", "X-Content-Type-Options"=>"nosniff", "X-Download-Options"=>"noopen", "X-Permitted-Cross-Domain-Policies"=>"none", "Referrer-Policy"=>"strict-origin-when-cross-origin", "Strict-Transport-Security"=>"max-age=31536000; includeSubDomains", "Content-Type"=>"text/html; charset=utf-8"}

Share page

Recommend this page

Recommend this page by sending a link by mail.

Fields marked with an (*) are required fields.

Share page

Thank you for your recommendation!

Your recommendation has been sent and should arrive shortly.

Contact

We are here for you

Please specify your message and type of request
Tel.: +49 (0)2845 / 202-0 | Fax: +49 (0)2845/202-265

Your message
Your message to

Fields marked with an (*) are required fields.

Contact

Thank you for your message!

Your message is send and will be processed shortly.
Our department for Service-Requests will contact you asap.
For general question regarding products or services you can also call:
Tel.: +49 (0)2845 / 202-0 | Fax: +49 (0)2845/202-265

Contact

We are here for you

Please specify your message and type of request
Tel.: +49 (0)2845 / 202-0 | Fax: +49 (0)2845/202-265

Attachment (max. 10MB)
Your message
Your message to

Fields marked with an (*) are required fields.

Contact

Thank you for your message!

Your message is send and will be processed shortly.
Our department for Service-Requests will contact you asap.
For general question regarding products or services you can also call:
Tel.: +49 (0)2845 / 202-0 | Fax: +49 (0)2845/202-265

TROX Logo
By clicking the button, you allow us to provide you with an excellent website experience and easy shopping processes. These cookies include ones that are necessary for the operation of the site and for the control of our services and applications, as well as ones that are used solely for statistical purposes, for convenience settings or to display personalized content. You can decide which categories you want to allow and you can adjust the data utilisation settings based on your individual requirements. Please note that, depending on the settings that you have selected, all functionalities of the page might not be available. You can change your selection at any time.
Cookie settings