Based on the specs, the line-interactive battery backup can proper for “brownouts and overvoltages from 83V to 147V.” A typical UPS can previous any place involving 1 and five as well as a half hours, with regards to the model you purchase. Meanwhile, the lifespan of a normal UPS is https://kungfu49371.jts-blog.com/33066620/top-guidelines-of-dc-power-supply-backup