A technician is installing a new system in a facility that requires zero downtime. The facility uses a backup generator in case of power loss. Into which of the following power sources should the…

Question

Options

• AOnly a surge protector is needed due to the backup generator
• BPlug directly into the emergency power source
• CPlug a surge protector directly into the UPS
• DConnect to a UPS that utilizes the emergency power source

• A
  6% (2)
• C
  3% (1)
• D
  91% (30)

Explanation

A UPS (Uninterruptible Power Supply) provides instantaneous battery power the moment utility power fails, with zero gap in power delivery. A backup generator takes several seconds to spin up and begin supplying power. If the system is plugged directly into the emergency/generator circuit (Option B), it will lose power during that startup delay. A surge protector (Option A) offers no battery backup at all. Option C is partially correct in mentioning a UPS but misses the critical integration with the emergency power source. Option D is correct because a UPS connected to the emergency power source gives you two layers of protection: the UPS battery bridges the gap instantly when power drops, and the generator sustains the UPS once it comes online, achieving true zero downtime.

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