It was a sleek, intimidating block of industrial engineering. Unlike the old analog meters with their spinning discs and simple dials, the ACE 6000 was a digital sentinel. It had a blank, dark face and a row of buttons that seemed to mock her every time she pressed them.

"Come on," she whispered, pressing the red scroll button. The LCD screen flickered to life, glowing with a faint, ghostly green light.

Réseau triphasé (3 ou 4 fils), auto-ranging de 57.7V à 480V selon modèle