Designers and installers should obtain their own copy of BS7671:2018 and follow the requirements and recommendations in the 18 th Edition of the IET Wiring Regulations.. Order your copy here. Can someone tell me when it became a requirement for sockets (domestic property, use by ordinary persons) to have RCD protection. as new appliances are introduced to the market; the selection of the RCD will be verified with reference to the residual currents that may be generated by the appliances. There is an exception to omit RCD protection where, other than a dwelling, a documented risk assessment determines that RCD protection is not necessary. A new Regulation 411.3.4 requires that, within domestic (household) premises, additional protection by an RCD with a rated residual operating current not exceeding 30 mA shall be provided for AC final circuits supplying luminaires. In summary, the new sockets that have fitted must have RCD protection and the kitchen fitter or second electrician should have fitted an RCD if you did not already have one and issued a second certificate for the extra sockets. A residual-current device (RCD), residual-current circuit breaker (RCCB), or ground-fault circuit interrupter (GFCI) is a device that quickly breaks an electrical circuit to prevent serious harm from an ongoing electric shock. Residual current devices (RCDs) RCD Fact Sheet. Everyone in the industry is bound by them and every customer is the beneficiary. If this information is not available, the Designer / Constructor to meet BS7671, would have to use an RCD that covers all of the possible scenarios i.e. WHS regulations specify RCD’s are to be installed (and regularly tested) in all circuits in hostile environments. 12 November 2015 08:18 pm Sanft Posts: 89 Joined: 22 August 2011 Good Evening … Yes! “For protection against electric shock” Additional protection by an RCD is also not required if certain requirements for mechanical protection are met, as stated in the notes to Figures 1 and 2, or if the cable forms part of a SELV or PELV circuit meeting the requirements of Regulation 414.4. Don’t take the risk – get a modern Consumer Unit with RCD Protection fitted today. If you have a new circuit installed, or a circuit is substantially modified, you may be required to have an RCD fitted under the Building Regulations (Part P) or BS7671 wiring regulations. Regulation 411.3.3. BS7671 states for Additional Protection [415.1.2] - "The use of RCDs is not recognised as a sole means of protection and does not obviate the need to apply one of the protective measures specified in Sections 411 to 414." As noted in Clause 411.3.4, this has now been updated to apply to socket outlets up to 32A and lighting circuits within domestic premises. RCD, RCCB & RCBO. U. EICR unsatisfacory. Topic Tools. The Landlord & Tenant Act 1985, and several other statutory regulations requires that electrical equipment is safe at the start of every tenancy and maintained in a safe condition throughout the tenancy. Regulation 531.3.3 covers general application areas and futureproofs the Regulations regarding RCD protection i.e. Your legal duty of care is to provide a safe and habitable property. The Zs could be measured against the maximum permitted for an RCD as per table 41.5 as it is unlikely that you will achieve the … Under the new regulations an installation is required to incorporate one or more RCD… The designer must produce a risk assessment which determines that RCD protection was not necessary and justify their reasoning, possibly in a court of law, if someone is killed or injured as a result of RCD protection being omitted. Such RCD’s should not be used to provide the sole means of protection and do not obviate the need to apply one or more of the recognised protective measure as detailed in the regulations. Protection against direct contact electric shock is based on normal common sense measures such as insulation of live parts, use of barriers or enclosures, protection by obstacles or protection by placing live parts out of reach. Landlords must comply with statutory regulations or face significant risks . For more information about the differences and applications, read our guide. IEC/TR 60755 ed 2 – General requirements for residual current operated protective devices; IEC/TR 62350 – Guidance for the correct use of residual current-operated protective devices (RCDs) for household and similar use; Go back to RCD types ↑ Reference // Protection against earth faults with Residual Current Devices by ABB Consult here the directive and the regulations that govern the Community design system. … Topic Title: RCD Protection Topic Summary: When carrying out an EICR Created On: 12 November 2015 08:18 pm Status: Read Only : Linear: Threading: Single: Branch: 1: 2: Next: Last unread: Search Topic. This must be achieved in the context of safe touch voltage limits (i.e. Reply to RCD Protection for submains in the Electrical Forum area at ElectriciansForums.net. For low voltage circuits, regulation 5.24(2) requires the earth leakage protection device to operate at an earth leakage current not exceeding 1 A. Latest Posts . 25 Jun 2019. This version is current until 30 June 2015. “Amendment 3 placed the responsibility for the omission of RCD protection clearly on the installation’s designer. Clarification of mandatory RCD requirements for protected circuits, alterations and repairs (Clause 2.6.3) ... Where socket-outlets are added to an existing circuit and RCD protection is required, the RCD protection only needs to be fitted at the origin of the additional wiring. They constantly monitor the electric current flowing along a circuit. As stated in the regs section 411 this is a primary condition of designing a circuit for ADS (EEBADS) For new installations and rewires, all socket-outlets with a rated current not exceeding 32A need to have additional protection by RCD, except where other than for an installation in a dwelling, a documented risk assessment determines that the RCD protection is not necessary. View similar topics: Print this topic. RCDs protect humans against electrocution in a way that fuses and circuit breakers do not. the 'green cover' Regulations. Whether it is best to do this with a MCCB/RCD module set up or individual RCD/MCBs at the origin will be up to your design, client's requirements and costs. This can be achieved by use of a 30mA RCD in an AC circuit. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link. Answered 23rd Nov 2011 Like 23. Or rather, a flat completed (first sold) in Sep 2007, with no RCD protection for anything - would that have complied at the time. appropriate engineering judgement must be applied to this regulatory requirement). In commercial and industrial environments, all 32 Amp outlets and below need to be protected by an RCD. The regulations BS 7671:2008 now incorporate amendment No.1 2011. This area is here for information purposes. It would in my view be reasonable to use RCD socket outlets in many cases so as to limit the consequences of earth leakage to a single item of equipment. It is the view of the forum that any decision to omit RCD protection should not be taken lightly. As a result, under normal conditions it is not possible to touch the live parts of the installation or equipment inadvertently. IMHO, RCD protection IS required for socket outlets under all commonplace circumstances in workplaces. … Latest: ktnwin; Today at 3:59 AM; Electrical Forum. Directives & Regulations. 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