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EWRB Theory Prep RCD specs – Complete Guide

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EWRB Theory Prep RCD specs – Complete Guide

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EWRB Theory Prep RCD specs – Complete Guide

RCD type AC Right Ans - detects and prevents imbalances in AC



RCD personal protection (type ii) Right Ans - 30mA, 300ms



RCD property protection (PRCD) Right Ans - 300mA



RCD (type i, medical personal) Right Ans - 10mA 40mS



Define RCD Right Ans - mechanical switch designed to auto disconnect at
detects phase imbalance / earth leakage.



Class 1 max earth current Right Ans - 5mA



Class 2 max earth current Right Ans - 1mA



MIMS insulation Right Ans - 10k ohms or 0.01 M ohms

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