IEC · International Electrotechnical Commission
The international electrotechnical standards body; its installation and equipment series govern designs outside North America, where the NEC and ANSI stack does not apply.
Current numbers
230 / 400 VIEC LV utilization (1φ / 3φ) vs ANSI 120/208 V or 277/480 V
2023 → 2026ISO/IEC 42001 (first AI management-system standard) from publication to operationalized certification bodies
Parts 2/3/6/8/9ISO/IEC 30134 KPIs: PUE, REF, ERF, CUE, WUE (Part 4 ITEEsv for server efficiency)