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BS 7671:2018+A4:2026 / IEC 60364-5-53 · VERIFIED FIXTURE

BS 7671 consumer unit

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WHAT THIS CASE PROVES

RCD protection, final circuits, and protective earth remain one topology while the symbol profile changes independently.

Trip RCD1 or open one MCB. Only the corresponding downstream circuits fade; PE remains outside energized continuity.

THE MODEL RECORD

Touch the record. The drawing answers.

Components and wires are the same objects shown above. Hover, focus, or select either view.

Components

IDTypeTerminalsAttributes

Wires / nets

WireConnected terminals

QUERIES FROM THIS MODEL

What this fixture can answer.

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Acceptance assertions

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    SOURCE

    BS 7671:2018+A4:2026 consumer-unit guidance · IEC 60364-5-53.

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