ABB ACS 800 Series User Manual Download

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PumpSave 4.1

User’s Manual

Energy Savings Calculator

for Pump Drives

ACS800
ACS550

ACH550

ACS350
ACS150

ACS55

3AFE 64191691 REV F EN

Effective: 01.08.2008

Copyright © ABB Oy, Drives 2008

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Summary of Contents for ACS 800 Series

Page 1: ...PumpSave 4 1 User s Manual Energy Savings Calculator for Pump Drives ACS800 ACS550 ACH550 ACS350 ACS150 ACS55 3AFE 64191691 REV F EN Effective 01 08 2008 Copyright ABB Oy Drives 2008...

Page 2: ...ccuracy of the input data Results should be used only for estimating purposes The results of this program must not be used as the basis for guaranteed energy savings Results of calculations can be pri...

Page 3: ...ed to a hard disk and short cut arranged to desktop Opening the Workbook Start Excel as usual For pump calculations open PumpSave4 1 xls PumpSave will open in Full Screen mode Hence the usual Excel to...

Page 4: ...y visible click the Auto Adjust screen size button This zooms the screen so that it should fit into the visible area It is also possible to zoom the sheet by selecting View Zoom from Excel menu bar To...

Page 5: ...eet is filled in by default values to help users to right away find the idea of worksheet Results are displayed on pale yellow background Figure 2 shows a default calculation sheet Figure 2 PumpSave v...

Page 6: ...istance that the pumped fluid is lifted but additionally the pressure liquid and gas in the container has to be taken into account while determining the static head Pump data Nominal volume flow Qn m3...

Page 7: ...otor and pump is running at full speed and pressure ON OFF which means ON OFF duty is adjusted according to flow requirements and a reservoir is available The control can t be as good as with speed co...

Page 8: ...d charges Investment cost Enter the estimated additional cost of purchasing and installing a variable speed AC drive as compared to the alternative method of flow control used in the comparison Use th...

Page 9: ...e reduced energy consumption due to variable speed control Carbon dioxide CO2 is the primary greenhouse gas causing global warming The CO2 reduction depends on the CO2 emission per unit which should r...

Page 10: ...wing consists of the same elements as above but is entered using US measurement units The following applies when US Units is selected In the following the changes to non SI are only explained Figure 3...

Page 11: ...efault value Static head ft Motor Data Nominal Power Hp Drive Data Nominal Efficiency m Based on motor power and voltage PumpSave suggests appropriate drive type to be used It is shown on the right si...

Page 12: ...e used in calculations is st n n i st si H H Q Q H H 2 A pump will always operate where these curves intersect as Graph 1 shows Please notice that the point defined by Hn and Qn is assumed to be known...

Page 13: ...hese correcting factors are defined based on experience Graph 2 Typical efficiencies This gives the following formulas for power calculations Frequency converter control vsd kvsdi kmi m p Hsi Qi Pvsdi...

Page 14: ...tion per year is thereafter calculated from the formula Pi Tki E Unit Conversions The formulas above use metric measurement units In the case US units have been selected to be used in entering the dat...

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