mCq pCO - Standard + Heat Pump - McQuay

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Conditioning: pCO Standard chiller + heat pump User Guide ver. 2.9 02/11/99POSITION OF THE STEPSSTEPS POSITION - Summer Functioning Mode -STEPS POSITION - Winter Functioning Mode -on ===> ACTIVATION OF THE STEPoff ===> DISACTIVATION OF THE STEPIn the SUMMER functioning mode the steps will activate when the temperature rises anddisactivate when it falls.In the WINTER functioning mode the steps will activate when the temperature falls anddisactivate when it rises.The steps' effect consists of moving the set-point to the left (SUMMER functioning mode) or tothe right (WINTER functioning mode) so as to reach the ideal working condition (set-point).Pag.24/61
Conditioning: pCO Standard chiller + heat pump User Guide ver. 2.9 02/11/99COMPRESSORS SET-POINT AND WORKING ZONEThe water temperature control action will be based on the selected set-point and differential.Depending on the selected devices, the following configurations will be possible:SINGLE COMPRESSOR UNIT WITHOUT CAPACITY-CONTROLLED ROUTINE'SUMMER' FUNCTIONING MODE'WINTER' FUNCTIONING MODESINGLE COMPRESSOR UNIT WITH 1 CAPACITY-CONTROLLED STEPNote: the example above refers to cooling applications ('Summer' functioning mode).For heating applications ('Winter' functioning mode), the steps will be positionedspecularly with respect to the set-point.Pag.25/61
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mCq pCO - Standard + Heat Pump - McQuay

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