Installation and Operating Manual
Printed: 02/2015
6.6. Multi-leaf dampers .......................................................................................................... 33
6.7. Electrical connections ....................................................................................................... 34
6.7.1 Holes for cables and glands .................................................................................................. 34
6.7.2. Motor connection ................................................................................................................ 35
6.8. Frost protection ............................................................................................................... 39
6.9. Potential equalization / earthing ...................................................................................... 39
6.10. Motor overload protection ............................................................................................. 39
6.11. Filters............................................................................................................................. 39
7. Commissioning and maintenance .............................................................. 40
7.1. Housing ........................................................................................................................... 42
7.2. Fan motor ........................................................................................................................ 42
7.2.1. Free-running wheels ............................................................................................................ 43
7.2.2. V-belt drive .......................................................................................................................... 45
7.2.3. Flat belt drive ....................................................................................................................... 47
7.3. Filters .............................................................................................................................. 48
7.4. Heat exchanger ................................................................................................................ 49
7.5. Humidifier ....................................................................................................................... 51
7.5.1. Surface humidifier ............................................................................................................... 51
7.5.2. Steam humidifier ................................................................................................................. 51
7.5.3. Air washer ............................................................................................................................ 52
7.5.4. Commissioning of contact humidifier ................................................................................. 52
7.6. Silencer ............................................................................................................................ 55
7.7. Multi-leaf dampers .......................................................................................................... 55
7.8. Weather guards ............................................................................................................... 55
7.9. Heat recovery unit ........................................................................................................... 56
7.9.1. Plate exchangers.................................................................................................................. 56
7.9.2. Closed-loop system (run around Coils) ............................................................................... 56
Summary of Contents for DIWER EVO DP80 Series
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