Functional Description - Pfannenberg PWT 6402 Instrucciones De Servicio

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2.4

Functional description

Item Designation
1 Air/water heat exchanger
3 Solenoid valve
5 Water outlet
Cooling function sequence
• The warm air inside the switch cabinet is blown by the fan (2) via the air/water heat exchanger (1) and cools
down.
• A solenoid valve (3) regulates the cooling water flow (4) / (5) and consequently the cooling capacity in
accordance with the temperature setpoint. The cooled air is fed back inside the switch cabinet.
• Condensing water is discharged through the condensate drain (6)
collection bottle. This condensate collection bottle is available as an accessory from Pfannenberg.
For the Pfannenberg part number for ordering accessories, see ordering of
Operating Manual PWT 6402 230V / 400V 086100107 © Pfannenberg GmbH
1
6
5
Figure 3 – Refrigeration circuit
Item Designation
2 Fan
4 Water inlet
6 Condensate drain
and can be collected with a condensate
accessories.
2
3
4
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