Inspec keywords: electric fuses; distributed power generation; power distribution protection; invertors; short-circuit currents; power grids; power distribution faults

Other keywords: grid faults; fuse link; VDE-AR-N 4105 guideline; minimum short-circuit currents; long-term faults; undervoltage threshold; German LV grids; high inverter penetration; protection; overcurrent range; voltage threshold; tripping behaviour; lower-voltage dips; German low-voltage grids; Inverter interfaced distributed generators; IIDG; digital overcurrent detection; time 300 ms; feeder protection; CIGRE LV benchmark grid; triggered disconnection

Subjects: Power system protection; Distribution networks; DC-AC power convertors (invertors); Distributed power generation