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Electrical installations of buildings - Part 4: Protection for safety - Chapter 47: Application of protective measures for safety - Section 473: Measures of protection against overcurrent. Original standard IEC 60364-4-473-1999 in PDF full version. Additional info + preview on request

Document status: Active

Electrical installations of buildings - Part 2- Definitions - Chapter 21- Guide to general terms. Original standard IEC TR 60364-2-21-1993 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60364-1-2025

Simplified method for pressure calibration of one-inch condenser microphones by the reciprocity technique. Original standard IEC 60402-1972 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Audio frequency generators. Original standard IEC 60403-1972 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60716-1981

Cassettes for medical X-ray diagnosis - Radiographic cassettes and mammographic cassettes. CEI/IEC 60406:1997. Original standard IEC 60406-1997 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Safety requirements for indicating and recording electrical measuring instruments and their accessories. Original standard IEC 60414-1973 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 61010-1-2017