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Warning - GRF2

Display - Grid B Overcurrent


Description-

Over-current protection of 115% rated feedback. (Nominal value = 2706 A)Trip level: 3112 A >1 msec


Resolution-

Inverter sourcing too much current into the transformer/grid


1. Check transformer taps for proper set-up ratio can indicate incorrect MV-transformer or mains’ transformer taps


2. Check inverter current-transformer CTB wiring

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