PWI/PWS 6302 3kW

εCOOL air/water heat exchangers 3000 W

PWI: for partially recessed mounting in the door or side
PWS: for outer mounting on the door or side

  • robust: steel cover, easily paintable
  • offers the highest degree of safety and energy efficiency
  • cut-out compatible with εCOOL system e. g. for air/air heat exchangers and cooling units
  • easy mounting with click and fit system for partially recessed version PWI
  • maintenance-free
  • integrated thermostat and solenoid valve for temperature control
  • integrated temperature monitoring with alarm contact
  • AVAILABLE VARIANT: water connections on top (PWx 6000T)

partially recessed mounting (PWI)

side mounting (PWS)

protection system

top EER / energy saving

temperature alarm

temperature control

large distance in /out

cut-out compatible to DT | A/A units

tool-less mounting (PWI)

Technical data

DataPWI/PWS 6302
Rated voltage ±10 %50/60 Hz AC60 Hz AC
400 V230 V115 V
Cooling capacity at 400 l/hW10/A353000 W
Ambient temperature+1 … +70 °C / +34 … +158 °F
Water inlet temperature> +2 … +35 °C / +34 … +95 °F
Degrees of protection
according to EN 60529
IP 55towards the electrical enclosure
if used as intended by the manufacturer

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


Description Type Size
CE DECLARATION pdf 240 KB Download
Short operat. instruction pdf 1.0 MB Download
Op. inst. PWx 6302 115V 230V pdf 6.6 MB Download
Op. inst. PWx 6302T 230V pdf 6.6 MB Download
Op. inst. PWx 6302 400V 460V pdf 6.9 MB Download
Description Language Type Size Download

Product sheet

  • English
pdf 250 KB Download

Water connections on top (PWx6000T) with connection kit

Application example of Pfannenberg air/water exchanger with water from top inclusive optional connection kit.

  • English
pdf 4.1 MB Download

3D-model PWI (STEP)

  • English
zip 1.6 MB Download

3D-model PWS (STEP)

  • English
zip 3.4 MB Download

Cut-out PWI (DXF)

  • English
zip 7.0 KB Download

Cut-out PWS (DXF)

  • English
zip 11 KB Download

UL recognized certificate

  • English
pdf 390 KB Download

EAC certificate

  • Russian
pdf 1.7 MB Download

Further software tools for digital product integration into your planning and documentation (such as Eplan macros) can be found at MyPfannenberg.

Ordering details

Ordering detailsWater connectionsPWI 6302
Rated voltage 400 V230 V115 V
Article numberbottom128933090551289330105512893304055
Article numbertop 12893301155 
Ordering detailsWater connectionsPWS 6302
Rated voltage 400 V230 V115 V
Article numberbottom128833090551288330105512883304055

Article numbers for other types on request.


Introducing the εCOOL cooling units (DTI/DTS/DTT 6xxx).

Product Benefits

  1. 1

    Process reliability

    • High airflow rate and cooling capacity.
    • The heat load will not be transferred to the ambient air.
    • Integrated temperature monitoring with alarm contact.

  2. 2

    High resilience

    • High IP protection (IP 55).
    • Also available with V4A tubing and stainless steel cover for operation under aggressive environmental conditions.
    • Independent from the ambient temperature at the place of installation.

  3. 3

    Service and mounting-friendly

    • Compact design.
    • Seal requires no elaborate reworking of the mounting cut-out.
    • Maintenance-free.

  4. 4

    Easy mounting

    with tool-less clamps system for partially sunk-in version PWI.

  5. 5

    High efficiency

    Offers the highest degree of safety and energy efficiency.

  6. 6

    Cut-out compatible

    with εCOOL system e.g. for air/air heat exchangers and cooling units.

  7. 7

    Steel cover

    The cover is made of sheet steel and can therefore be coloured easily.

  8. 8


    • System-compatible with chillers.
    • Can be integrated in existing cooling circuits.
    • Integrated thermostat and solenoid valve for energyefficient temperature control.