Secondary circuit design for MV switchgear, including schematics, wiring, terminal plans, LVC interfaces, revision control and EMC verification.
A practical engineering guide to wire numbering in switchgear low-voltage compartments, covering IEC requirements, numbering philosophies, EPLAN implementation, marker selection, quality control and a worked 110 VDC trip-circuit example.
A practical assurance-case and FMEA method for proving the complete protection path, exposing hidden common-mode failures and turning FAT/SAT results into defensible evidence.
A practical IEC 61850-4 workflow for design gates, configuration items, engineering changes, shop/site red lines and evidence-backed release.
A practical IEC 60255-26 guide distinguishing product type tests from installed-system EMC, including coil suppression, communications and troubleshooting.
