Understanding your UPS battery’s amp-hour rating
If you’re specifying a UPS system, then it’s absolutely essential that you truly understand its battery autonomy; for how long will it support the load if the AC supplies fail?...
VRLA vs Li-Ion batteries: a comparison
Lead-acid VRLA batteries have long been the UPS energy source preferred by data centre operators, due to their proven reliability if well-managed, and low initial purchase cost. However, li-ion technology...
Taking Charge
Alan Luscombe of Kohler Uninterruptible Power (KUP) compares the attributes of valve regulated lead acid (VRLA) and lithium-ion (Li-ion) battery teachnologies. Data centre UPSs provide battery back-up to sensitive ICT...