A substation switching puzzle. Restore the lights, isolate the fault, keep the crew safe.
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Each level starts with a fault. Protection trips breakers and customers lose supply. Complete the work order in as few operations as you can. Click any switch to operate it.
Each operation takes two minutes of field time. Loads left dark cost you energy not served. Three incidents end your shift.
Operators ranked by stars earned across every work order. Your best result on each level counts.