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Summary of Contents for Pfannenberg PWS 6102 Series
- Page 1 Operating manual Air/ water heat exchanger Series PWS and PWI 6102 - 230 / 115V Version 1.1, February 2019...
- Page 2 Various unit types are documented in this operating manual. Pfannenberg devices are subject to continuous improvement. Please understand that we must reserve the right to changes in design, equipment and technology. For this reason, no claims to specific features of the unit can be derived from the content of this operating manual.
- Page 3 Maintenance ............................26 Maintenance checklist template......................27 Decommissioning ..........................28 Troubleshooting ............................29 Spare part orders / accessory orders ......................30 Terms of warranty ............................30 Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 3 / 31...
- Page 4 ➢ Only use air/water heat exchangers in stationary operation. The Pfannenberg mounting and installation air/water heat exchangers of the series PWS and PWI are designed for the cooling of the switch cabinet interior air and for diverting heat out of switch cabinets. Sensitive components in the switch cabinet are protected.
- Page 5 Figure 1 - Side view of air current principle PWI/PWS air/water heat exchangers Air/ water heat exchanger Designation Designation Air inlet Air outlet Electrical connection Water outlet Water inlet Solenoid valve Condensate drain Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 5 / 31...
- Page 6 Condensing water must be diverted through the condensate drain (6) and is collected in a condensate collecting bottle. This condensate collecting bottle is available as an accessory from Pfannenberg. For Pfannenberg part numbers for accessory orders, see Ordering of accessory parts .
- Page 7 Coolant pressure Protection type Volume flow rate/ water Volume flow rate/ air Power rating Start-up current Current rating Rated operating voltage Serial number Article number Unit type Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 7 / 31...
- Page 8 IP 55 against the switch cabinet (EN 60529). Data on the type plate. **With a change to the rated operating voltage, adapt the upstream fuse; Adapting the upstream fuse Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 8 / 31...
- Page 9 Do not expose air/water heat exchangers to temperatures higher than +70 °C in storage. • Always store air/water heat exchangers in the position of use. The warranty will no longer apply if these instructions are not observed. Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 9 / 31...
- Page 10 When mounting the air/water heat exchanger cut-outs, assembly chips can fall into the switch cabinet. ➢ When assembling the switch cabinet, protect against impurities and use protective covers. Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 10 / 31...
- Page 11 Following assembly (without unit cover), attach the line/ protective grounding, connection line/display unit and assemble everything together on the unit. • Protect the installation location from heavy contamination with covers. Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 11 / 31...
- Page 12 ▪ For the prescribed dimensions (3) cut-out radius (4), refer to the figure Exterior view of the switch cabinet cut- out. ▪ Deburr the cut edges. ▪ Remove chips and assembly waste from the switch cabinet. Cut-out and holes have been created. Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 12 / 31...
- Page 13 Use the supplied screws, nuts and washers (accessory kit) to fasten the unit. ▪ Tighten fastening. The air/ water heat exchanger is attached to the switch cabinet and ready for electrical connection, Electrical connection. Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 13 / 31...
- Page 14 PWI (2). ▪ Deburr the cut edges. ▪ Remove chips and assembly waste from the switch cabinet. Cut-out (1) has been created. Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 14 / 31...
- Page 15 Firmly tighten the screw fasteners so that the profile seal (1) is pressed together to a thickness of 2 mm. profile seal is installed on the air/ water heat exchanger. Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 15 / 31...
- Page 16 ▪ Mount the unit (3) so that the emergency condensate drain is located at the bottom of the unit. Air/ water heat exchanger is attached to the switch cabinet. Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 16 / 31...
- Page 17 ▪ Subsequently check all connections for a proper seal. Cooling water seal has been installed. Check water circulation regularly and protect against impurities and excess pressure, see Water quality requirement. Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 17 / 31...
- Page 18 Potassium permanganate consumption mg/dm³ < 25 < 40 < 3 Suspended matter mg/dm³ > 3 < 15 partial current cleaning recommended > 15 continuous cleaning recommended Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 18 / 31...
- Page 19 • Set rated temperature as low as possible, but avoid falling below the dew point. • Installation of a door contact switch reduces the accumulation of condensate when the switch cabinet is open. Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 19 / 31...
- Page 20 ➢ Ensure that the unit is voltage-free before routing all electrical connections. Cover Power cable Alarm Designation Designation Designation Thermostat Condenser Plug contact Plug contact Terminal contact Terminal contact Ground terminal contact Solenoid valve Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 20 / 31...
- Page 21 • Always connect the air/ water heat exchanger to the mains by means of a separating device (switch/contactor). The separating device must have a contact opening of 3 mm. The separating device is installed by the customer. Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 21 / 31...
- Page 22 (2) will be damaged. ▪ Before switching on, ensure that the mains voltage matches the upstream fuse; see Electrical connection. Air/ water heat exchanger is electrically connected. Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 22 / 31...
- Page 23 Only use air/ water heat exchangers in such a manner as to ensure that the specified cooling capacity is able to meet actual demands. • Carry out maintenance work regularly, every 12 months, according to the maintenance checklist; see the template Maintenance checklist template. Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 23 / 31...
- Page 24 ▪ Remove dust or environmental residue from the heat exchangers. ▪ Check the condensate drain regularly. Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 24 / 31...
- Page 25 For units with display or operating unit: Disconnect the ground cable and connecting cables from the display or operating unit (inside) (3). ▪ Pull off unit cover (2). The unit cover is removed. Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 25 / 31...
- Page 26 A reduced guideline value of two to six months between maintenance intervals applies. The functions of Pfannenberg filters are optimally matched to the air/ water heat exchangers. Therefore, use of Pfannenberg filters has a positive effect on the scope of maintenance work.
- Page 27 Clean fans* Seals Check seals Correct leaky points or seals on the switch cabinet * Maintenance intervals are more frequent, depending on the degree of contamination. Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 27 / 31...
- Page 28 • Applicable statutory regulations of the user country and environmental protection regulations must be observed. • The air/ water heat exchanger must only be disposed of by authorized, qualified personnel. Waste equipment must also be disposed of correctly by Pfannenberg. Freight charges for delivery to one of our manufacturing facilities must be pre-paid.
- Page 29 • Switch cabinet is not sufficiently ▪ Correct leaky points or seals on the switch sealed. cabinet. Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 29 / 31...
- Page 30 Only original Pfannenberg GmbH parts are permitted for use. Violations void the warranty. For recognition of warranty claims and return of the unit, observe the following: ▪ Provide an exact description of the defect and the SRO (RMA) numbers specified by Pfannenberg with the air/ water heat exchanger.
- Page 31 However, we make no guarantee as to the completeness and correctness of the specifications. Legal notice: Pfannenberg GmbH Werner-Witt-Strasse 1 21035 Hamburg Tel. +49 40 734 12-0 www.pfannenberg.com © Pfannenberg 2019 Operating manual PWS and PWI 6102 086100043a © Pfannenberg GmbH Page 31 / 31...
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