IEC

Entity

International Electrotechnical Commission develops and publishes international standards for all electrical, electronic and related technologies.

Sector: standards
HQ: CH
Founded: 1906
Stories: 22 on MGRID.org

Stories about IEC (22)

Cold Ironing and Ship-to-Shore Power: Solid-State Transformers Are the Natural Fit for Port Electrification at 10-20 MVA per Berth

January 15, 2026 · Power Electronics

4 sources IEC/ISO/IEEE 80005-1 standardizes shore power at 6.6-11 kV with multi-MW capacity. Single large cruise/container vessel: 10-20 MVA shore power draw
IEC 61000-4-30 Ed. 4 Drops Class B, Mandates Causal Flagging

January 15, 2026 · Power Quality

5 sources The International Electrotechnical Commission published Edition 4 of IEC 61000-4-30 in October 2025, removing Class B measurement accuracy, requiring causal event flagging, and extending conducted emission testing to…
IEC 61000-4-30:2025 Eliminates Class B and Adds Supraharmonic

October 24, 2025 · Power Quality

4 sources Verified The IEC published Edition 4 of its power quality measurement standard on October 24, 2025. Class B is eliminated, a new 9-150 kHz supraharmonic measurement method is…
Nucor’s 50 MW Battery Array Shows Industrial Demand Charge

October 22, 2025 · Demand Charge Reduction

5 sources Verified Nucor's 50 MW/200 MWh Tesla Megapack array in Arizona targets electric arc furnace demand spikes as U.S. C&I storage hits 8 GWh.
IEEE 519-2022 Compliance Gaps Found in 68% of VFD Installations

August 22, 2025 · Analysis

5 sources EPRI survey of 847 industrial facilities finds 68% exceed IEEE 519-2022 harmonic distortion limits, with average THD-I of 12.4% versus the 5% threshold, costing $67,000 annually per site.
Powerside Acquires Electrotek to Unite PQube With PQView

March 20, 2025 · News

4 sources Powerside acquired Electrotek Concepts in March 2025, merging the PQube 3 power quality analyzer hardware platform with PQView—the data management system used by more than 80 utilities worldwide.
IEEE 519-2022 Harmonic Control Standard Tightens Even-Harmonic

March 1, 2025 · Power Quality

5 sources IEEE 519-2022 revises even-harmonic limits and recognizes active front-end rectifiers and active harmonic filters, replacing phase-shifting transformers as the compliance method for VFD-dense industrial facilities.
Fluke Launches 1770 Series Power Quality Analyzers

January 15, 2025 · Power Quality

5 sources Browser Check Fluke Corporation released the 1770 Series three-phase power quality analyzers featuring 8 kV transient capture, 20 MHz sampling, and over 500 automatic parameters in a CAT…
Voltage Unbalance Costs Industrial Plants $15,000 Per Motor Failure

June 1, 2024 · Analysis

4 sources Verified A 3.5% voltage unbalance gives a 50 HP motor a 60% failure chance. NEMA MG-1 limits unbalance to 1% for industrial motors.
Voltage Imbalance Halves Motor Life and Costs $29,000 Per Year

January 1, 2024 · Analysis

7 sources Browser Check A 2% three-phase voltage imbalance raises motor winding temperature by 10 degrees C and cuts motor service life in half. For a 30 kVA transformer, load…