Need help with cracking those EICR codes? The technical team at NAPIT, with the help of the 18th Edition Codebreakers publication, answer your latest coding queries. Click on the photos for a closer look! CHRISTOPHER ORTHODOXOU: THE CUSTOMER WAS WONDERING WHY EVERY TIME SHE PLUGGED SOMETHING INTO THIS SOCKET IT WOULD TRIP THE RCD! This ...

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Andy Douglas, MD at Timeguard, asks whether the SRCD protection you install is up to standard. RCD-protected switched sockets and spurs (SRCDs) should at the very least comply with the latest safety standards for improved end-user safety and long-term reliability. You should also make sure you make the right, safe choice between passive and active ...

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Do you need to know if your cables are leaky? According to the 18th Edition, the answer is ‘yes’, as Dave Sweetman, Marketing & Business Development Director at Di-LOG Group explains. How often have you spent hours fault-finding nuisance tripping issues for free, wishing you’d have known there was a problem before quoting for this ...

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Bureau Veritas warns of rising number of AC type Residual current devices (RCDs) being adversely affected by direct currents (DC) from electronic devices and renewable energy sources. Their warning follows on from the 18th Edition including updated guidance on the use of various types of RCDs. It comes amid the growing use of RCDs over the ...

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Andy Douglas, MD at Timeguard, asks whether your RCD protection is up to standard. It’s now two years since the latest British Standard for RCD protection and, while there has been the usual period of grace to run down stocks of older devices, surely it’s time to ensure your customers get the full benefits of ...

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Ever had a problem with nuisance RCD tripping? Martindale Electric explains how the 18th Edition regulations and the company’s latest leakage current clamp meter have come to the rescue. Modern appliances and plug-in power supplies, by the nature of their design, generate low levels of leakage current, even when there is no fault present. This ...

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The technical team at Megger answer this month’s reader query. YOU ASKED: I’ve been working in a college recently where supplies to the lab benches are protected by RCBOs with a 10ma earth leakage trip function. Loop testing these circuits was a nightmare! Is there any way of loop testing circuits protected by a 10ma ...

The post Made 2 Measure: Loop Testing of RCBO/RCD Circuits appeared first on Professional Electrician.

Essential technical advice from the team at ELECSA. The RCD has become an indispensable protective device, selected to provide fault protection, additional protection and, in certain circumstances, protection against fire. RCDs are widely used and, therefore, it is necessary for electricians to have a sound understanding of this type of protective device. Table 1 shows ...

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Chaz Andrews, Technical Manager at Doepke UK, discusses the latest updates regarding consumer units and RCD use. Type AC residual current protection has been applied in UK domestic premises, with little consideration for the nature of appliances and loads connected downstream of the RCD. The impact of increased leakage currents can result in unwanted tripping, ...

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From their introduction in the late 1800s consumer units have seen many design changes to improve functionality and safety. The team at Europa Components takes us through some of the key amendments. Interestingly the original designs of consumer unit featured wooden frames and back plates. Seasoned electricians will also remember rewireable fuses; some older installations ...

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