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IEC

PDF Standards IEC 60445 Ed. 7.0 b:2021

Basic and safety principles for man-machine interface, marking and identification – Identification of equipment terminals, conductor terminations and conductors
standard by International Electrotechnical Commission, 07/16/2021

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IEC

PDF Standards IEC 60255-187-1 Ed. 1.0 b:2021

Measuring relays and protection equipment – Part 187-1: Functional requirements for differential protection – Restrained and unrestrained differential protection of motors, generators and transformers
standard by International Electrotechnical Commission, 07/01/2021

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IEC

PDF Standards IEC 61189-5-301 Ed. 1.0 b:2021

Test methods for electrical materials, printed boards and other interconnection structures and assemblies – Part 5-301: General test methods for materials and assemblies – Soldering paste using fine solder particles
standard by International Electrotechnical Commission, 03/17/2021

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