Category IEC Standards

🎤 IEC 60525 — Electroacoustics: Integrating-Averaging Sound Level Meters

IEC 60525 – Electroacoustics: Integrating-Averaging Sound Level Meters Edition: 1.0 (1977) | Keywords: sound level meter, integrating-averaging, noise measurement, electroacoustics, frequency weighting 📖 Standard Overview IEC 60525 specifies performance requirements for integrating-averaging sound level meters. Unlike conventional sound level meters…

⚡ IEC 60521 — Class 0.5, 1 and 2 AC Watthour Meters

IEC 60521 – Class 0.5, 1 and 2 AC Watthour Meters Edition: 1.0 (1988) | Keywords: watthour meters, accuracy class, energy metering, induction, electronic 📖 Standard Overview IEC 60521 specifies technical requirements, metrological performance, and type test methods for AC…