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E DIN EN IEC 60947-7-1 VDE 0611-1:2025-02

Low-voltage switchgear and controlgear

Part 7-1: Ancillary equipment – Terminal blocks for copper conductors

(IEC 121A/579/CDV:2023); German and English version prEN IEC 60947-7-1:2023
Class/Status: Draft, valid
Released: 2025 -02   Published: 2025-01 -10
VDE Art. No.: 1600490
End of objection deadline: 2025-03-10

Specifies requirements for terminal blocks with screw-type or screwless-type clamping units primarily intended for industrial or similar use and to be fixed to a support to provide electrical and mechanical connection between copper conductors. lt applies to terminal blocks intended to connect round copper conductors, with or without special preparation, having a cross-section between 0,05 mm2/30 AWG and 300 mm2/600 kcmil, intended to be used in circuits of a rated voltage not exceeding 1 000 V a.c. up to 1 000 Hz or 1 500 V d.c.