For years, uninterruptible power supplies (UPSs) have primarily used valve-regulated lead-acid (VRLA) batteries. Lead-acid batteries offered a good mix of price, performance, and safety for data center environments. … Read More
Detectable power outages account for only a small percentage of power disturbances. Utility power is also plagued with surges, sags, electrical noise, harmonics, load fluctuations, and other interference. Even under normal utility operations Ñ with no storm or lightning in … Read More … Read More