What Is UPS ?
Primary function of UPS is To provide backup to keep equipments running in the event of a power failure.
and HOW to Choosing the right UPS protection ?

A. OFFLINE UPS
Offline / Standby Topology

  • Allows the IT equipment to be run by utility power until the UPS detects a problem
  • During utility power failure / problem, UPS switches to battery power to supply to IT equipments
  • UPS capacity usually in the range of 500VA – 1500VA
  • Used to support Non-Critical Desktops / Workstations

B. LINE INTERACTIVE

Line – Interactive Topology

  • Regulates voltage by boosting up or moderating in down as necessary before passing it to IT equipments
  • Regulates power also by transferring to battery power
  • UPS capacity usually in the range of 600VA – 3000VA
  • Used to support Desktops / Workstations & servers

C. ONLINE 

Online Topology

  • Provides isolation between IT equipments and utility power
  • Transfer power from AC – DC – AC to provide the cleanest power and offers the highest protection
  • UPS capacity usually in the range of 1000VA – 10 000VA (Single Phase), 10KVA – 1100KVA (Three Phase)
  • Used to support critical servers, storage, networking equipments, datacenters