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Herholdt Controls

EMC Compliance for Energy Meters: the invisible problem that kills projects

Conducted and radiated emissions, immunity to ESD, EFT and surge, PCB layout strategies, and the added complexity of three-phase systems. EMC engineering for energy meters explained.

Electrical Safety in Energy Meter Design: Creepage, Clearance, and what your Supplier should get right

Isolation distances, fault protection, leakage current, and the IEC 62052-31:2024 update. What electrical safety engineering really requires in single-phase and three-phase energy meter design, and what it means for OEMs.