UPS is ( Uninterruptible Power Supply ) System that provides emergency power source to a load when the main power source fails . the UPS is important for low current systems such as Fire alarm , CCTV and other systems that needs power source all the time .
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| UPS Sizing Calculation Excel Sheet |
UPS Sizing Calculation Excel Sheet
To get the Ampere of the battery bank required :
- Enter Electrical Load details
- Enter Battery Banks Voltage
- Enter Reserve Day ( How many days do you want to get power from battery Banks )
- Enter Loose Connection / Wire Loss Factor
- Enter Battery Efficiency
- Battery Aging
- Depth of Discharge ( DOD )
- Battery Operating temperature.
The results will be as the following :
- Type of Connection for Batteries
- Batteries Connection type
- Each Battery Voltage
- Number of String for Battery Bank
- Total Amp . Hr of Each String
- Total No of Battery in Each String
To get the size of Inverter
- Calculate Additional Future Load
- Enter the Efficiency of inverter
With This Excel Sheet Calculator you will be able to make sizing and selection for UPS battery and the inverter .
DOWNLOAD also Electrical Cable Size Calculator
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