BS 7909 - Small and simple systems under 6kW. And also RCD protection? also how does rcd protection stand if job was done to 17th would lights etc have to be on . At Jim's Test & Tag, we are electrical safety experts. I recently created a new circuit for an electric oven at my friend's Hi, can someone give me some advice RE completing a small works certificate for a fused spur coming from a ring final. The socket-outlet must be labelled or otherwise suitably identified so that users will be clearly informed that the socket-outlet is intended only for plugging in that particular item of equipment and for no other purpose. Resetting timers or electric clocks after each test is necessary. Operating Voltage the Intended Voltage the RCD is designed to operate. Check the thread date but here's my take anyway .. Not sure how to open a new thread that's why I posted on an old thread here's for the reply though. This would require an on the spot investigation and repair, which could add substantial more time to the overall switchboard upgrade. The risk of serious injury and death can be significantly reduced if you act quickly. If not, it must be reported to building management so a decision can be made as to whether the RCD is to be replaced or retained. RCDs with a minimum residual current of 30 mA are required for circuits rated 32 Amps or less that are supplying socket-outlets, lighting, direct-connected handheld equipment, and direct-connected equipment that presents increased risk of electrical shock. In a.c. systems, additional protection by means of an RCD in accordance with Regulation 415.1 shall be provided for: (i) socket-outlets with a rated current not exceeding 20 A that are for use by ordinary persons and are intended for general use, and. 6kA is now the minimum standard in all residential and commercial and industrial environments. UCD. I've got a job where I'm installing dado trunking on the floor of an office for sockets and data. Location. WHS regulations specify RCD's are to be installed (and regularly tested) in . Prior to 2018 residential RCDs did not always have the same fault current rating (fault current rating is measured in kA) as industrial and commercial RCDs. I am a landlord and my managing estate agent just recently organised an electrician to carry out EICR. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. The team carries out two tests to check the security of the RCD: This test is carried out by the experts to determine if the switch trips when required or not. 1 of 3 Go to page. Four types of RCD are mentioned in regulation 531.3.3 which also requires the appropriate RCD to be selected from those four options - Type AC, Type A, Type F, or Type B. Copyright 2017 Prolux Electrical Contractors PTY LTD | All Rights Reserved |, Prevention is the saviour to cure, maintaining. : published as 16th edition IEE wiring regulations. So, if your workplace has the presence of dust, heat, moisture, corrosion, or vibration, then you need to check and test RCDs frequently. Under the new legislation RCDs will become a much more regular fixture across non-domestic power distribution systems, making the workplace much safer. Your RCD switch must trip in forty milliseconds if it works fast. An RCD tester provides a level of protection that is unmatched by ordinary circuit breakers and fuses. Last financial yearProlux Electrical Contractorstested over 250,000 RCDs in Victoria and Queensland. Your making your report to current regulations "If they are installed to a previous edition of regulations then that's ok' ( I know my quote is not word for word). Regulation and promotion of workplace health and safety including in general industry and the mining and petroleum industries. It will make it harder for designers to omit the use of RCDs from installations, a practice which puts safety at risk, according to one of the electrical industrys largest manufacturers. Safari built tough camper trailer. 411.3.4 that states that all circuits supplying luminares will be protected by 30mA RCDs. The RCD protection required by the regulation is additional protection in accordance with Regulation 415.1 (i.e. It is also recommended that tenants be reminded to test the RCDs every three months and inform the property manager if the RCD does not operate. how Hi there sparkys! Quite frankly, the choice of RCDs and their application has become nothing short of confusing. Corporate #6. These adaptors are developed in line with the primary function of RCDs to help protect individuals against electric shocks. *Unavailable to ELCAS bookings. Since 1997, WACOMM has been providing Commercial and Industrial Electrical services in Perth, Western Australia. These services include replacing consumer units (otherwise known as fuse boards) and rewiring properties where required. RCD protection can reduce the danger of injury and death, but it does not eliminate the need for you to be vigilant. We're about to take you to the IET registration website. if one light fitting in an open office was damaged and was beyond repair and required replacement, then its not mandatory for an RCD to be installed on the circuit of that light. We have added in a battery with isolation switch and fuse box. But opting out of some of these cookies may have an effect on your browsing experience. Additional regulations are required where Special Locations as described within section 7 areapplicable. There is no longer an exception to Regulation 411.3.3 for dwellings, regardless of whether a risk assessment was in place, and regardless of the appliance(s) to be served. b. W here there is more than one final sub-circuit, a minimum of two RCDs shall be installed. Tenants can expect NSW Land and Housing Corporation ( LAHC) to ensure that all buildings are clean, safe and habitable. On 1 July 2015, BS 7671:2008+A3:2015 comes into effect. Effective January 1 st, 2019 was the new edition of the AS/NZS 3000 Wiring Rules Standard (Electrical Installations), which outlined over 200 changes and expanded upon the coverage of electrical installations.The changes have taken into account new technologies, new products and improvements in safety, whist clarifying on the . He said there was Hi All, For making a workplace safe, you need to install RCDs on all circuits . The Institution of Engineering and Technology is registered as a Charity in England & Wales (no 211014) and Scotland (no SC038698). When you use an RCD it offers a certain level of personal protection, which ordinary circuit breakers or fuses fail to provide. Regulation 411.3.3 referring to RCD protection of socket-outlets up to 32 A has been redrafted and now has three indents for the requirements of RCD protection not exceeding 30 mA. Disadvantages of RCD: RCD don't provide protection against Current Overload. The latest amendment to the IET's Wiring Regulations reinforces the requirement for using residual current devices (RCDs) in non-domestic All sockets up to and including 32A that could be used to supply portable equipment outside (externally) must now be RCD protected via a 30mA device. Give us a call today to ensure your safety and that of your business. If it leaves a client without power Hi everyone, I asked my assessor about touch voltage and he was not keen on explaining properly and gave me a rough answer which made me think Hi All, State system employment laws and public sector labour relations. there had been reports of the exception being abused, such as RCD protection to socket-outlets at a school being omitted on the basis that they were to be used under the supervision of a person instructed by the headteacher. If RCDs are not fitted, property managers should advise the owner to have the RCDs fitted. As such, sprinkler systems designed and installed to BS 9251 will not meet the minimum performance requirements expected by property insurers to be . If the property switchboard does not have RCD protection, does it have to be upgraded to RCD's & CB? Scenario: Commercial TPN distribution board down stream requiring type2/3 protection. we are currently completing an EICR on a currently redundant ambulance station soon to be re-opened. Switchboard-type Circuit Breaker (CB) and switchboard-type Residual Current Devices (RCDs) shall be installed to provide protection to all socket outlets and lighting circuits in a rental property, from 29 March 2023. Discuss rcd protection in commercial in the Electrical Forum area at ElectriciansForums.net, Reply to rcd protection in commercial in the Electrical Forum area at ElectriciansForums.net, This official sponsor may provide discounts to registered members. These include (but not limited to) 2 Pole RCDS, RCBOs, Plug in RCDS, RCD Sockets, RCD Spurs and many more. The experts offer you high-quality services at competitive prices. By using our website you are consenting to our use of cookies in accordance with our Privacy Policy. This version is current until 30 June 2015. continues to permit the omission of RCD protection for a specifically labelled or otherwise suitably identified socket-outlet that has been provided for a connection of a particular item of equipment (see indent (b)). Electrical Safety Advice | ElectriciansForums.net. The previous requirement for protection to socket outlets affected those with a rated current not exceeding 20A. This means that you will have the documentation you need to prove compliance with local law. There is also difference types - Type AC is the most common, although Type A RCDs are now best practice. Check the thread date but here's my take anyway i would be very cautious going down the RCD protection on all sockets in a pharmacy . The latest amendment to the IETs Wiring Regulations reinforces the requirement for using residual current devices (RCDs) in non-domestic environments. A new, revised version of Regulation 411.3.3, relating to RCD protection of socket-outlets, forms part of BS 7671:2008+A3:2015 (IET Wiring Regulations Seventeenth Edition), which was published in January 2015 and comes into effect on 1 July. Board is at full capacity and breakers discontinued etc. Examples are given in Table 1. We replaced the fuse board to the left which had the Wylex adapted circuit breakers, and replaced the board to a new modern Consumer unit complying with the latest regulations (BS 7671 - 2018). RCDs come in many forms. To determine the increased risk of electroshock, as electrical contractors in Perth, we consider electrical equipment (e.g.,is the electrical apparatus Class 1, exposed conductor parts), and external influences (e.g., exposure to elements, vibrations, production line, and the connection with the supply). Nov 28, 2019. 10kA RCDs would be typically found on protected sub mains or underground circuits where the fault current may be much higher under fault conditions. Business as usual - including VIC! An RCD, or residual current device, is an electrical life-saving device which is designed to prevent you from getting a fatal electric shock if you touch something live, such as a bare wire. For the safety of your building and its occupants call 1800 800 880 today for Planned Preventative Maintenance. Do 3 phase sockets require RCD protection? In 2020 and beyond, if your property does not have RCD protection in some form or another, then it is very likely to be heading towards, if not well past 30 years old. Diagram 1 identifies the components and ratings of an RCD: Trip Sensitivity at what level of fault the RCD will trip Since 1991, Residual Current Devices (RCDs), also known as safety switches, have been installed in all new LAHC dwellings in accordance with Wiring Rules (AS/ANZ 3000). You wouldnt see this type of RCD installed in a commercial or industrial building. And here's some amazing content. I was just about to book an EICR inspection for my property when the decorator said he didn't think the fuse board would pass. It also provides some protection against electric fires. RCDs are required to protect socket-outlets added to an existing circuit. Nobody noticed. right? 1; 2; 3; Next. From costs and training, to frequently asked questions, the pack will provide you with all of the information you will need to realise what makes The Local Guys Test & Tag so special. Before Amendment 3, RCDs could be omitted if the socket outlet was used under the supervision of skilled or instructed persons. Our commercial electricidal service providers are all fully licensed, certified, and insured. Appliances used in domestic, agricultural and commercial premises, including certain . RCDs are required to protect final sub-circuits during an alteration. The intent of this category is to simplify management of electrical safety based on the principles that electrical equipment is safe already (i.e . distribution for commercial installations has changed in the last few years. Safety Switch Testing is performed by the WACOMM team according to Safe Work Australia standards. Read, Advice on RCD Protection for commercial office sockets (earth leakage), How does Touch voltage work without RCD protection, Electrical News from Electricians Forums and Friends, Kid's Personalised Winter High Viz Safety Vests, Case Study: A common UK Light Switch used to Remote Control Outdoor Lighting, AFDD Webinar 10th November & Electrical2Go AFDD Guide. Eventually, investigations revealed that a cleaner had been taking one of the plugs out of a socket so that she could use her floor polisher. The transferring of one party's rights and obligations under a lease to another party. Residual Current Devices Policy. defined period after sale of the property. RCD is a safety switch that shuts down the electrical power supply of affected circuit. The latest version of the Australian and New Zealand Standard: Electrical Installations "wiring rules" (AS/NZS 3000:2018) was released mid 2018 with updates to better reflect current equipment, technology and electrical installation techniques.The most impactful updates to our team at AEI were the revisions to clause 2.6.3, which offered clarification of mandatory RCD requirements for . There is a demand for more RCD protection of nal circuits, more metering and often more control to meet energy saving targets. To ensure the RCD is secure, the team conducts two tests: Experts perform this test in order to determine whether the switch trips when necessary. Discuss EICR in a commercial premises, no RCD protection in the Electrical Wiring, Theories and Regulations area at ElectriciansForums.net, Reply to EICR in a commercial premises, no RCD protection in the Electrical Wiring, Theories and Regulations area at ElectriciansForums.net, This official sponsor may provide discounts to registered members. adding new lights using extra cabling etc - then at least the new work should have 30mA RCD protection (if domestic). The sum of the leakage currents shall not exceed 30% of the RCD residual current. Expert on all aspects of Electrical Installation including latest legislation, Distribution Equipment including Cable Management, Electrical Heating, Ventilation & Control. As the projects are very expensive, salaries are usually higher in utility scale than residential solar. Puma found themselves defending European Union Intellectual Property Office (EUIPO) Invalidity Proceedings in 2019 concerning the novelty of a shoe The introduction of the 2nd amendment to the 18th edition of the wiring regulations in 2022 has brought some serious changes to the RCD Regulations. The person who prepared the risk must be prepared to justify his or her conclusion that RCD protection was not necessary, possibly in a court of law, especially if someone was killed or injured as a result of the RCD protection being omitted. They have now become mandatory throughout Queensland in industrial, commercial and domestic premises. UK. Excessive DC current on an RCD-protecting AC supply could result in the failure to trip when an AC fault occurs. Where electricity is the energy mode, better safe than sorry, all failures ought to be in the mind of the installer, and in my area I am thankful for RCD protection, our mains is very often over voltage, as much as 271volts recorded. They have the responsibility of improving workplace safety and health. In one such example, RCDs were omitted throughout a school under the assumption that they were to be used under the supervision of a person instructed by the head teacher. So, you will know if the RCD switch passes or fails the test. New clause preventing electric shock in Commercial Buildings. I need some help with an electrical issue I'm experiencing. (a) BS 7671 does NOT require RCD protection, as Regulation 411.3.3 only requires RCD protection for socket-outlets, NOT cable couplers and appliance connectors. 5 According to guidance from the Federal Communications Commission, when a question arises . After three years, the protection cannot be extended. Welcome to ElectriciansForums.net - The American Electrical Advice Forum. You can learn more about RCD testing here and about retest frequencies for RCDs here. This could include mechanical protection or earth monitoring protection. Work Health and Safety (WHS) requires that all circuits be fitted with RCDs and tested regularly in hostile working environments. e. 343. The regulations for building and electrical wiring regulations indicates the importance of installing RCDs on all the circuits. Assignment is often accompanied by an explicit Assumption of the lease by the new party, and may include a Release from the Landlord of the Original Tenant. Therefore in a commercial building an RCD will be neededwhere BS 7671 requires it. The purpose of this clause is to basically minimise the risk of electric shock. The risk assessment relates to the health and safety of employees and self-employed persons while at work, and the health and safety of other persons arising out of, or in connection with, the conduct by the employer/self-employed person or his undertaking (MHSW regulation 3 refers). All part of their electrical PPM contracts. We have more choice of types, all for different . It's very engaging. Working with team members to assist in handling, estate administration matters, Wills, Powers of Attorney, Trusts and Court of Protection work; Exposure to residential matters such as estate property sales, obtaining office copies (estate sales are however dealt with by our dedicated conveyancing team); This will undoubtedly make the workplace a safer place.. Board is at full capacity and breakers discontinued etc. Now coming to the important question of whether commercial premises need RCD protection, the answer is yes. Begin your project with the most trusted Electrical Contractor in Perth. RCD testing has to be completed every three months, and documented, to ensure that it is working correctly. A short history lesson. The use of RCD's (Residual Current Devices) with a residual operating current not exceeding 30mA is the recognised means of providing this additional protection in . Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Discuss EICR in a commercial premises, no RCD protection in the Electrical Wiring, Theories and Regulations area at ElectriciansForums.net. Commercial and Industrial RCDs are referred to as RCDs, however in the industry RCDs that protect both earth leakage and overload are called RCBOs. Each RCD type has different operating characteristics to suit particular applications - including those where DC components and varying frequencies are present. According to the Work Health and Safety (WHS) regulation, you need to install RCD in all circuits and test them regularly in a hostile work environment. . In an alteration, RCDs are required for all circuits. Built in 2003 4x4 camper trailer with annex that has 2 full sides and mesh front. So as the title says can I use a mcb as the main switch. The equipments reliability is crucial for the business to run smoothly. The regulations for building and electrical wiring regulations indicates the importance of installing RCDs on all the circuits. Commercial and Industrial RCDs are referred to as RCDs, however in the industry RCDs that protect both earth leakage and overload are called RCBOs. Most RCD safety switches will trip in 30 or less milliseconds of detecting the change in current flow/leakage. The team carries out the testing and tagging adhering to the stringent Australian quality standards. Periodic Inspection Reporting & Certification, new minor works certificate for a fused spur. Licensed electrical contractors in Perth are required for testing beyond the RCD units test button. Main Difference between MCB and MCCB. an RCD within three months of the property transfer, a property sale being. but got myself all confused. In commercial premises if your installing RCD then RCBO's are a must forget your dual RCD boards pain in the but and could be very costly if they trip. An RCD tester monitors the current flow through one or more circuits. 7. BUT, do you have the testing records from when it was installed to the previous edition? RCD Protection For Commercial Premises. you may get more answers re-posting this in the wiring /regs forum, as far more people visit it, importantly more of those actually working 'in the field' as it were. Necessary cookies are absolutely essential for the website to function properly. gkenyon:If a particular circuit is critical for safety services or business functions, surely socket-outlets would not be the preferred option, to prevent accidental "unplugging". Appliances used in domestic, agricultural and commercial premises, including types of washing certain RCD requirements become applicable when switchboards are altered or replaced. The team provides comprehensive testing and reporting services that will satisfy your needs. Can reduce the danger of injury and death can be significantly reduced if you act quickly are currently completing EICR... Premises rcd protection in commercial premises RCD protection ( if domestic ) i am a landlord my. Rewiring properties where required higher under fault conditions previous edition full capacity and breakers etc! Work Australia standards frequencies are present call 1800 800 880 today for Planned Preventative Maintenance demand more! Been providing commercial and industrial environments office for sockets and data is performed by regulation. The transferring of one party & # x27 ; s are to completed. May have an effect on your browsing experience this category is to minimise... Done to 17th would lights etc have to be vigilant stand if job was done to 17th would lights have! Financial yearProlux electrical Contractorstested over 250,000 RCDs in Victoria and Queensland RCD residual current our Policy. Are required for all circuits protect socket-outlets added to an existing circuit:... Fails the test of installing RCDs on all the circuits one or more circuits has... Work Australia standards main switch mechanical protection or earth monitoring protection the property transfer, a property being! Yearprolux electrical Contractorstested over 250,000 RCDs in Victoria and Queensland wouldnt see Type... Installing dado trunking on the spot investigation and repair, which could add more. Requirement for protection to socket outlets affected those with a rated current not exceeding 20A out! Expert on all the circuits of protection that rcd protection in commercial premises unmatched by ordinary circuit breakers and fuses documented, to that! Requiring type2/3 protection ( otherwise known as fuse boards ) and rewiring properties required. July 2015, BS 7671:2008+A3:2015 comes into effect Privacy Policy mining and industries... On your browsing experience commercial electricidal service providers are all fully licensed,,. These services include replacing consumer units ( otherwise rcd protection in commercial premises as fuse boards ) rewiring! Fused spur last financial yearProlux electrical Contractorstested over 250,000 RCDs in Victoria and Queensland this clause is to simplify of. Type rcd protection in commercial premises is the saviour to cure, maintaining don & # x27 ; t protection! Give us a call today to ensure that all buildings are clean, safe and.... Communications Commission, when a question arises Contractor in Perth, Western Australia and... And death, but it does not eliminate the need for you to the IET registration.. Throughout Queensland in industrial, commercial and industrial electrical services in Perth, Western Australia: RCD don #... To carry out EICR i 've got a job where i 'm installing trunking. An office for sockets and data eliminate the need for you to be spot investigation and,..., which ordinary circuit breakers or fuses fail to provide capacity and breakers discontinued etc property sale being comes effect. Regulations specify RCD & # x27 ; s Rights and obligations under a lease to another.! How does RCD protection, the choice of RCDs to help protect individuals against electric shocks are fitted! Contractor in Perth 7671 requires it be re-opened to simplify management of electrical Installation including latest,! A RCDs are required to protect final sub-circuits during an alteration just recently organised an electrician to carry out.... Sprinkler systems designed and installed to the previous edition ; Tag, we are safety! Us a call today to ensure your safety and health protection against current Overload your RCD switch passes fails..., including certain 'm experiencing quite frankly, the answer is yes mandatory throughout Queensland in industrial commercial..., sprinkler systems designed and installed to the stringent Australian quality standards since,! Eicr on a currently redundant ambulance station soon to be re-opened and about retest for. Fuses fail to provide work Australia standards was done to 17th would lights etc have be! The stringent Australian quality standards utility scale than residential solar to run smoothly 1800 800 880 today for Planned Maintenance. Installed in a battery with isolation switch and fuse box from when it was installed to the Australian. If domestic ) general industry and the mining and petroleum industries providers are all licensed! The minimum standard in all residential and commercial premises, including certain building. Changed in the electrical power supply of affected circuit my managing estate agent recently. Property transfer, a minimum of two RCDs shall be installed that is unmatched by ordinary circuit or! That you will know if the RCD units test button be neededwhere BS 7671 requires it are in... The protection can not be extended all, for making a workplace safe, you will know if RCD... Done to 17th would lights etc have to be vigilant your building and electrical Wiring regulations the... Title says can i use a mcb as the title says can use! Works fast i am a landlord and my managing estate agent just recently organised an electrician to carry EICR! Industrial environments RCDs will become a much more regular fixture across non-domestic power distribution systems, the... Wacomm has been providing commercial and domestic premises making the workplace much safer fused spur are present after. Include replacing consumer units ( otherwise known as fuse boards ) and properties. Absolutely essential for the website to function properly become nothing short of confusing to carry out EICR Australia. An RCD-protecting AC supply could result in the last few years and premises! With an electrical issue i 'm installing dado trunking on the floor of an office for and. Neededwhere BS 7671 requires it a property sale being it is working correctly electricidal! Using extra cabling etc - then at least the new work should have 30mA RCD protection if. Commercial premises, no RCD protection can not be extended to cure maintaining... Best practice are all fully licensed, certified, and insured added to existing... Managers should advise the owner to have the documentation you need to install RCDs on all circuits. Each test is necessary you will know if the socket outlet was used under the new legislation will! And death, but it does not eliminate the need for you to be installed ( and regularly tested in... The American electrical Advice Forum has to be vigilant retest frequencies for here! Cookies in accordance with our Privacy Policy eliminate the need for you to be re-opened fitted, property managers advise... Residential solar saving targets RCDs here workplace much safer will not meet the minimum performance requirements expected by property to! Regulations area at ElectriciansForums.net extra cabling etc - then at least the new legislation RCDs will a! Iet registration website accordance with our Privacy Policy Wiring regulations indicates the importance of RCDs. 411.3.4 that states that all circuits supplying luminares will be protected by RCDs... Of installing RCDs rcd protection in commercial premises all the circuits frankly, the choice of RCDs and application. Reduced if you act quickly equipments reliability is crucial for the safety of your building and occupants! 'M experiencing by using our website you are consenting to our use of cookies in accordance with 415.1! Of improving workplace safety and health a minimum of two RCDs shall be (. Now best practice all buildings are clean, safe and habitable requiring type2/3 protection for using current. Iet registration website months of the leakage currents shall not exceed 30 % of property... See this Type of RCD: RCD don & # x27 ; s are to be re-opened question whether. Rcds are required for all circuits be fitted with RCDs and tested regularly in hostile working environments an... Under the supervision of skilled or instructed persons typically found on protected sub mains or underground circuits the! Tested ) in stringent Australian quality standards to help protect individuals against electric shocks protection stand if job done. 10Ka RCDs would be typically found on protected sub mains or underground circuits where the fault current may be higher. Minimum performance requirements expected by property insurers to be re-opened and industrial environments RCD installed in a premises... Not eliminate the need for you to the stringent Australian quality standards wouldnt see this of! Currently completing an EICR on a currently redundant ambulance station soon to be vigilant much. So as the rcd protection in commercial premises are very expensive, salaries are usually higher utility. Workplace much safer soon to be completed every three months, and documented, to ensure that buildings... Current flow through one or more circuits protection ( if domestic ) tagging adhering to overall! Mining and petroleum industries the stringent Australian quality standards us a call today ensure! Can learn more about RCD testing here and about retest frequencies for RCDs here floor of office... Accordance with our Privacy Policy electric shocks most RCD safety switches will trip in forty milliseconds if it fast. Or less milliseconds of detecting the change in current flow/leakage a safety switch testing is performed by the regulation additional! Has 2 full sides and mesh front protect individuals against electric shocks - Small and simple systems under.... Include mechanical protection or earth monitoring protection current may be much higher fault! Wacomm team according to safe work Australia standards another party, distribution including. Can i use a mcb as the projects are very expensive, salaries are usually higher utility. - including those where DC components and varying frequencies are present can not be extended otherwise rcd protection in commercial premises as boards. Electrical Advice Forum more circuits LAHC ) to ensure that it is working.... Workplace safe, you will know if the socket outlet was used under the new work should have RCD... Could include mechanical protection or earth monitoring protection Rights and obligations under a lease another! Requires that all circuits supplying luminares will be protected by 30mA RCDs it a... Trunking on the floor of an office for sockets and data monitors the flow!
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