EN 50042:1980 Low voltage switchgear and controlgear for industrial use Terminal marking Terminals for external associated electronic circuit components and contacts
European Committee for Electrotechnical Standardization(CENELEC)
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EN 50042:1980
EN 50042:1980 history
1980EN 50042:1980 Low voltage switchgear and controlgear for industrial use Terminal marking Terminals for external associated electronic circuit components and contacts