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IEC 60565-1-2020 pdf free download - Underwater acoustics – Hydrophones – Calibration of hydrophones – Part 1: Procedures for free-field calibration of hydrophones This part of IEC 60565 specifies methods and procedures for free-field calibration ofhydrophones, as...

IEC 60522-1-2020 pdf free download - Medical electrical equipment – Diagnostic X-rays – Part 1: Determination of quality equivalent filtration and permanent filtration. This document applies to X-RAY TUBE ASSEMBLIEs and to FILTERING MATERIAL ，in medicaldiagnostic applications...

IEC 60519-1-2020 pdf free download - Safety in installations for electroheating and electromagnetic processing – Part 1: General requirements. This part of IEC 6051 9 specifies the general safety requirements for industrial installations or equipment intended for...

IEC 60502-1-2021 pdf free download - Power cables with extruded insulation and their accessories for rated voltages from 1 kV (U m = 1,2 kV) up to 30 kV (U m = 36 kV) – Part 1:...

IEC 60439-2-2005 pdf free download - Low-voltage switchgear and controlgear assemblies – Part 2: Particular requirements for busbar trunking systems (busways). 1.1Scope and object Add the following paragraphs: This International Standard applies to busbar trunking systems (BTS)...

IEC 60404-1-2000 pdf free download - Magnetic materials – Part 1: Classification. This standard is intended to classify commercially available magnetic materials. The term "magnetic materials" denotes substances where the application requires theexistence of ferromagnetic or ferrimagnetic...

IEC 60401-1-2020 pdf free download - Terms and nomenclature for cores made of magnetically soft ferrites – Part 1: Terms used for physical irregularities and reference of dimensions. This part of lEC 60401 provides a nomenclature of...

IEC 60384-25-2021 pdf free download - Fixed capacitors for use in electronic equipment – Part 25: Sectional specification – Fixed aluminium electrolytic surface mount capacitors with conductive polymer solid electrolyte. 5.5.2visual examination and check of dimensions Visual...