Toshiba 1000 Series manual General Description, Block diagram

2.1 General Description

As a double conversion on-line UPS, it is able to supply uninterrupted, clean single- phase power to your critical systems while keeping batteries charged continuously, even if the utility power fails.

Other features of the UPS includes

•Auto-Restart and Cold Start features

•Programmable Load Shed Receptacle

•Intelligent Charger with Rapid Charge in only 3.5 hours to 90%

•Wide Input Voltage Window

•Wide Input Frequency Window for Complete Generator Compatibility

•Input Power Factor greater than 0.97

•Output Power Factor 0.70

•Multiple Languages LCD Display

•Free Run Mode - See detail explanation on page 4

•Diagnostic Tests - See detail explanation on page 4

•Optional Network Interface Card

•Optional Environmental Monitoring Device

In the event that a power failure lasts longer than the UPS backup time, the UPS will shut down. Upon power restoration, the UPS will restart automatically, which includes output power being restored to the load and the start of battery recharge.

See following figure for systemic applicable of the UPS system.

Figure 1. Block diagram

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