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UPS system design handbook : uninterruptible power supplies /

Grandjean-Thomsen, Per.

UPS system design handbook : uninterruptible power supplies / Per Grandjean-Thomsen. - 2nd ed. - Sydney : Merlin Gerin (Aust), 1992. - 67 p.

0646090321


Emergency power supply.
Uninterruptible power supply.