Generator Sizing (DC) Calculator
Size standby generators for data center backup power with altitude/temperature derating and redundancy configurations.
Inputs
%
Results
Generators needed
3
Generator size (kVA each)500
Total installed capacity (kW)1,200
Required capacity (kVA)938
Facility load (kVA)938
Derating (%)0%
Load transfer steps4
48-hr fuel (gallons)1,890
How to Use This Calculator
- Enter total critical IT load in kW and UPS efficiency.
- Set transfer switch transfer time and battery runtime.
- Input generator loading factor and altitude derate.
- Review the minimum generator kW rating and recommended kVA size.
- Add N+1 redundancy capacity for critical data center applications.
Ad Placeholder
Related Calculators
UPS Sizing (Data Center) Calculator
Size UPS modules and battery banks for data center backup power with redundancy and runtime requirements.
Data Center Power Budget Calculator
Calculate total facility power, energy costs, and overhead breakdown from IT load and PUE.
Cooling Capacity Calculator
Calculate cooling requirements from IT load, PUE, and airflow parameters for data center HVAC design.
Data Center TCO Calculator
Total cost of ownership from build cost, electricity, staffing, maintenance, and connectivity over a multi-year horizon.
Ad Placeholder