Can you provide a comparison of the extent of protection against power irregularities provided by Off-line, Line-interactive and On-line UPS?

Can you provide a comparison of the extent of protection against power irregularities provided by Off-line, Line-interactive and On-line UPS?

Sure, please find below the summary based on the typical features available in each topology:

Power Problems

Off-line
UPS

Line-Interactive
UPS

On-Line
UPS

Low Voltage

No Protection / Limited Protection Limited Protection Highest Protection

High Voltage

No Protection / Limited Protection Limited Protection Highest Protection

Blackout

Highest Protection Highest Protection Highest Protection

Noise Interference

No Protection Limited Protection Highest Protection

Surge

No Protection / Limited Protection Limited Protection Highest Protection

Floating Frequency

Limited Protection Limited Protection Highest Protection
Learn more about the benefits and advantages of each type of UPS click here

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