Which type of residual current device (RCD) you should use for protection? | EEP
Which type of residual current device (RCD) you should use for protection? | EEP
Jul 28, 2016
electrical-engineering-portal.com
Time-delayed RCDs (or Type S RCDs) might sound like a contradiction as RCDs are supposed to trip instantly to keep people safe. 🤔 In this video, Joe Robinson demystifies time-delayed RCDs and explains why they’re essential for selectivity in certain electrical installations. We'll cover: ✅ Why using an RCD with a time delay doesn't mean you're compromising on safety ✅ How selectivity between RCDs works according to BS 7671 Regulation 536.4.1.4 ✅ The importance of the 3:1 ratio between upstream
5:49
Time-delayed RCDs (or Type S RCDs) might sound like a contradiction as RCDs are supposed to trip instantly to keep people safe. 🤔 In this video, Joe Robinson demystifies time-delayed RCDs and explains why they’re essential for selectivity in certain electrical installations. We'll cover: ✅ Why using an RCD with a time delay doesn't mean you're compromising on safety ✅ How selectivity between RCDs works according to BS 7671 Regulation 536.4.1.4 ✅ The importance of the 3:1 ratio between upstream
40.4K views10 months ago
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