ExcessUPS Blog What is a surge and why a UPS is needed

What is a Power Surge? A power surge is a sudden and temporary spike in voltage within an electrical circuit. This can be caused by a range of events from minor hiccups in the power grid to dramatic occurrences like lightning strikes or power outages. Unlike a boost in electric current, which is a rise [...]The post What is a surge and why a UPS is needed first appeared on APC UPS Blog - ExcessUPS.com.