DTS 3461/3481

Cooling units 4963 W
  • particularly suitable for the food industry and outdoor applications
  • high protection system IP 56, maintenance-free
  • maintains a UL tested NEMA type 3R/4 seal against the enclosure
  • NEMA 3R/4 (DTS 3461) unit with powder coated steel cover
  • NEMA 4/4X (DTS 3481) unit with stainless steel cover
  • condenser with 3 mm fin spacing, highly effective protection against strongly contaminated ambient air
  • large distance between intake and exhaust vents, safe circulation within the electrical enclosure due to long passage of air, therefore hot spots are eliminated
  • integrated condensate evaporation system

side mounting



large distance in /out

Stainless steel

UL approved

EurAsian Conformity

Technical data

DataDTS 3461 (NEMA 3R/4)DTS 3481 (NEMA 4/4X)
Rated voltage ±10 %AC 50/60 Hz
400 / 460 V 3~
Cooling capacity
according to EN 14511
A35/A354963 W4759 W
A35/A501980 W2078 W
Ampient temperatureSC–4 … +55 °C / +20 … +131 °F
Degrees of protection
according to NEMA
3R/4towards the electrical enclosure
if used as intended by the manufacturer
4/4Xtowards the electrical enclosure
if used as intended by the manufacturer
1towards the surroundings
if used as intended by the manufacturer
Condensate managementintegrated condensate evaporation system with safety overflow

Further technical details and dimensions can be found in the download section on this page under product sheet.


Description Language Type Size Download

Product sheet

  • English
pdf 540 KB Download

Data sheet 400V / 460V

  • English
  • German
  • French
pdf 260 KB Download

Declaration of Conformity

  • English
  • German
pdf 370 KB Download

Ordering details

Ordering detailsDTS 3461DTS 3481
TypeRated voltage400/460 V AC
Standard ControllerArticle number1338503635513385036158

Product Benefits

  1. 1

    Compact design

    Robust cooling unit in compact design for smaller cabinets or to cool hot spots.

  2. 2

    Stainless steel

    In stainless steel model with IP 56 particularly suitable for outdoor applications or for the food and beverage industry.

  3. 3

    Robust design

    using tested and energy efficient components.

  4. 4


    with large fin spacing enables very long maintenance intervals even without additional Nano coating.

  5. 5

    Integrated condensate evaporation

    no puddles of water under the device for increased operation safety.