He found it. Page 402. The text was small, the diagrams intricate. He was looking for the Overcurrent Protection settings, specifically the IN> (Neutral Overcurrent) stage. The relay thought there was a fault on the line because the residual current sensor was misconfigured during the last maintenance cycle. It was a phantom lockout.
"Now," Elias whispered. He navigated to the control screen. The breaker status showed OPEN. The lockout indicator was red and angry. 7sr511 manual
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