Direct calculation
Use for normal sizings where you have a UPS or other load and want to know which GS YUASA battery to use.
Calculate >Indirect calculation
Use for reverse sizings i.e. you have a battery and you want to know what autonomy it will give with your load.
Calculate >Peaks calculation
For specialist applications where load varies over the autonomy period and short, high load pulses occur.
Calculate >New version of ISY application
xNew version of ISY application
The new version of ISY is available by clicking on the following link:
https://isy.gs-yuasa.eu.
You can now create an account and perform your sizing calculations.
For any explanations, questions, or comments, do not hesitate to contact your GS Yuasa representative.