The fuses are inside fuse carriers. There are five main types of consumer unit. There are four types of consumer units which are: Main switch consumer units dont come with RCDs or MCBs, but you can add them later if you prefer. If it does depending on number of. Adding extra sockets and switches will make it easier for you and your family to find space to recharge electronic devices. When the MCBs are clipped onto the DIN bar, the bus bar is inserted into the live terminal at the bottom of the MCB. Manage Settings Before carrying out any new or additional installation works a contractor must determine that the supply to the installation is sufficient to meet the demands of the additional load. If you overload the circuit because you have too many appliances in that circuit or there is a wiring problem, the circuit breakers will cut off your electricity to reduce the risk of a fire starting. Keep kitchen supplies and equipment tidy and organized with kitchen cabinets. Next, take another wire and connect one end to the 2nd screw on the doorbell button and the other end to the screw on the receiver. Let us help you find a tradesman local to you. Painting and Decorating Prices Commonly, electricians use these units to populate them with RCBOs. I did exactly the same as you, branched off current fuse box, underground 28 meters with 16mm SWA, new CU in the garage. The unit distributes the electricity, via fuses of one kind or another, to the different circuits in the house. Installing a new consumer unit and rewiring an entire two-bedroomed terraced house will cost between 2,300 and 3,500. Routes are very important as you may need to have RCD at supply end if not approved cable etc. Who's responsible for installing an isolation switch? Domestically, people will visit their consumer unit if a fuse blows or theres a power surge, while on an industrial scale consumer units could be responsible for hundreds of applications. This video is about adding an extra consumer unit to an installation.It happens sometimes, that a customer will ask for a new circuit to be installed for a new shower, or a new electric cooker circuit to replace the gas cooker, perhaps a circuit for a new extension that has been built or maybe a request to add power and lighting to the garage.And then, on inspection it is found that there are no spare ways in the existing consumer unit.Rather than replace the whole consumer unit with a new and bigger board, an option that can be taken is to add a second consumer unit (sometimes called a mini consumer unit or garage unit).This will mean breaking into the existing wiring, and so how can this be achieved correctly and safely.This video will go through the steps in detail and will guide you in making a safe addition to the existing installation.Remember that electricity is dangerous. If youre experiencing problems with your electricity supply either tripping or blowing fuses, you may have too many appliances running. b. 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. No cable. An information label near the consumer unit explains this. Am i correct in saying the Electricity board will have to come in to turn off power before i split the tails? UK VAT Registered: 850 4121 63. 01908 787 864; 07939 291 507 . DIY Doctor has the answer! All landlords and business owners must carry out an EICR report on their business premises or let property. Top: Bottom. Aesthetically they look better than other types of consumer unit. 01908 787 864. Notice: consumer is responsible for following any state and/or local regulations and plumbing codes pertinent to the purchase, installation and operation of our products. feedback, Hey, Technically you can add an additional distribution board ( sub board ) as this is often the case when a customer requires electrical work that must comply with current 17th edition regs without the expense of a new consumer unit. You can split the meter tails and install a second consumer unit. This is because the supply would need to be de-energised via the cut out and private electricians are not permitted to work on the cut out. In the main an upgrade to a residential house only goes as far as 3ph 70KVA under anything like a sensible pricing scheme (<5k range). I am electrical maintenance engineer, but have not done domestic work for a while. I plan to install an a2 radial circuit in the shed on a 32amp RCCB, then two seperate 6amp RCCBs for the two lighting circuits. Are you ready to have a new consumer unit installed? They will then begin to install the circuit breakers and attach the appropriate wiring to each circuit. You should always seek out a written quote to ensure the price stays set throughout the duration of the job, helping to avoid any awkwardness at the end of a project. Jonathan Fairfield The cheapest way would be to fit an rcd to the meter tails between the meter and the fuse box or consumer unit, the only downside is that in the event of an earth fault you will loose all your supply (but at least you will be alive to reset it). Privacy notice Please see our project on Part P of the building regulations for information on DIY Electrical Installation. Central Heating Installation Costs Can you not just run the tails for the new CU from the original CU? If you need to find a tradesperson to get your job done, please try our local search below, feedback. I want a couple of double plug sockets, a shed light and some garden lights. Since the announcement of the push for the UK to switch to electric vehicles, EV Charging Points have been popping up all over the country in preparation for the surge in demand. I have a spare way in my current consumer unit. Long and short of it is yes you can. Secondary consumer unit - Do-It-Yourself (DIY) Electrical . I'd agree that you need 100a fuses, they will also check gas and water bonding. The first one is a single load fuse board where the power coming in is taken through a double pole switch to a live bus bar. This will cause the electricity to trip. 17 May 2005 at 8:40AM. GET STARTED Consumer Unit World in Liverpool In some cases, you might need to fit a second consumer unit. 100% positive ElectricalDirect is Great Place to WorkCertified. Done this loads of times before, but this situation is quite unique so bare with me. We ordered a total of 8 cabinets including three 40 inch tall wall cabinets, a 36" sink base cabinet, an 18" recycling center, 12" wide base cabinet and 90" tall corner cabinet. Ready to start your project? It's not a given that the DNO will upgrade the fuse to 100A, they may refuse. Residual Current (or Earth Leakage) - the fault which causes electric shock, which can result in injury or death. Is it possible to add a second consumer unit to a house? Area served. But I have witnessed occasions where the response is We cant get to you for another half-hour yet; pull the fuse and continue your work in the meantime.. You can create your listing free at DIYnot Local. Here are the prices on average, of the circuits and amp ratings: If your old electric fuse box or consumer unit is in poor condition it may have to be replaced. Have a look at your consumer unit and check the following: A consumer unit should be checked every ten years. Sparky1966, Quick Question with out trying to offend! For a better experience, please enable JavaScript in your browser before proceeding. An isolation switch needs to be installed by your supplier. The pandemic's restrictions on daily living during the past few years have sparked significant technological innovation that we'll use every day. Took a look around and decided it was too difficult to wire back to the existing consumer unit and the easiest option was to fit an additional CU in the meter box (the charger unit will be adjacent to it). You must log in or register to reply here. Powered by phpBB Forum Software phpBB Group, General Building, Self Build and Renovation, Planning Regs, Project Management and Safety, Two electrical supplies and two consumer units - Earth bond, how do is seperate two consumer units on one meter. While old-fashioned fuse boxes will still power your electricity, it might struggle if you have a lot of electrical appliances. The cost of an EICR will be between 120 and 350 depending on the size of your home. 1.Click Pop in your details & tell us about the job. Essentially I had planned to install a main consumer unit indoors and then feed the outbuilding via an RCBO on . I'd have expected to pay 7-800 ish. The Full Cost of Insulating Your Loft jobs, Hi Thanks for your reply. He hadnt seen the information and photos I had sent ChargedEV. Top 16 Best Boiler Cover Plans He said there was Hi all, All cables and connections to the consumer unit must be checked and tested by a qualified electrician. RCD units are useful to help you maintain power in half of your house if a problem does arise. Grab your copy now for all the DIY help you need right at your finger tips! 537.1.4 implies a single point of isolation is required for each installation. The older fuse wires are being replaced gradually by their modern equivalent, the MCB or miniature circuit breaker. split tails and saves you having to touch other box! Installing a Consumer Unit Consumer Units Explained, General Building, Self Build and Renovation, Planning Regs, Project Management and Safety, Let us help you find a tradesman local to you, How to Wire a Junction Box for Socket and Light Circuits, Electrical Lighting Circuit How to Wire a Light, Extending a Ring Main and Adding more Sockets to a Room, Understanding Electrical Cables and Flexes, How to Connect and Wire up Armoured Cable or SWA Cable, Which Electric Cables To Use Around The Home, How To Wire A Lighting Circuit From The Consumer Unit, Electrical Wiring - How To Wire A Junction Box To Extend Circuits For Sockets And Lights, How To Extend A Ring Main From The Consumer Unit, A 5 amp fuse can be replaced with a 6 amp MCB. The cables to the house circuits are connected to the other side of the MCBs. If the Electrician deems that the consumer unit is safe during an EICR then this is sufficient, the law states that any "New Installation" as of 1st Jan 2016 should have a metal consumer unit. Triple Glazing Costs: How to Save Money Select the supplier or trade you require, enter your location to begin your search. For rooms that are square or circular, a ring circuit can deliver more power per unit of floor area for a given cable size than a simple radial circuit, and the source impedance and therefore voltage drop to the furthest point is lower.The only issue you may have is if the 50 amp is not sufficient amperage for the subpanel needs. Within this area of our site have literally hundreds of how-to guides and tutorials that cover a huge range of home improvement tasks. Just on a bit of a tangent, is 7.5kw the biggest you get for domestic. If you get home and plug in at 7pm and leave at 7am it'll still give you 84Kwh of juice overnight, which is more than 0-100% on all but the very highest end cars. Youll also void any insurance claims, never something you want to have to explain to a client. Grab your copy now for all the DIY help you need right at your finger tips! You can buy a brand new plastic consumer unit, so long as its housed in a non-combustible casing. a. A consumer unit contains one or more of the following components: The main switch the main switch is the control for the power coming into your home. See 17th Edition links and also Part P links I am sure once read you will have more questions. How Much Does It Cost to Install a Consumer Unit? 100119879. This is most common when working on an extension to an existing building, or powering something like a workshop, shed or garage. This protects each individual circuit from overload. The installation and maintenance of your consumer unit (also know as your fuse board) should be carried out by an electrician, we can't recommend anyone specifically but find a registered electrician here. See our Privacy Policy. Youre likely to find them in the utilities cupboard, or up on the garage wall. all the load circuits should be connected to the 230V AC supply via three wires i.e. The cost of installing a new PIR motion sensor light is between 60 to 165 and will take between two and three hours to install. Because of this it actually contravenes the most recent (16th Edition) wiring regulations.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'diydoctor_org_uk-large-mobile-banner-1','ezslot_11',688,'0','0'])};__ez_fad_position('div-gpt-ad-diydoctor_org_uk-large-mobile-banner-1-0'); This is easily prevented by using an RCD in conjunction with a main, double pole isolating switch so that it protects only some of the more vulnerable circuits. a small 6 way split consumer with rcds would do and give you compliance with current 17th edition qiring regs.Also dont forget to take a main earth from one consumer unit to the other. RCD consumer units are used in smaller areas like garages and showers. In this case it is a 2.5mm cable for the ring main.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'diydoctor_org_uk-leader-4','ezslot_17',812,'0','0'])};__ez_fad_position('div-gpt-ad-diydoctor_org_uk-leader-4-0'); The live (O) is fixed into the top of an MCB on the RCD side of the unit, while the neutral (M) goes to the RCD neutral terminal block. It may not display this or other websites correctly. All Rights Reserved. The following fig shows how to connect single phase 230V load circuits in dual split load CU. The guys at work(massive facility) had access to 21kw chargers simply to aid charge and move behaviour so outside of a commercial setting it's simply overkill. JavaScript is disabled. The question of needing a separate consumer unit in your outhouse depends on a number of factors. Give us a call or drop us an email and we'll ask for a 250 deposit to book your installation slot. The Condition of Your Old Fuse Box or Consumer Unit, If You Require an Electrical Installation Condition Report (EICR). I did 160mile commutes and shift work so used 70-80% and only had 7-7.5hrs to charge before being off again. Therefore, the supplier would need to arrange for an engineer to go to the property to install one. The recent Society of Motor Manufacturers and Traders (SMMT) figures are in for 2022, and electric vehicle registrations in the UK reached a record high! It is usually the case that WPD are indeed present when it is necessary to pull the fuse. The Current ratings which MCBs are designated to deal with are now conforming to the international equivalent of our old imperial ratings.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'diydoctor_org_uk-leader-2','ezslot_15',810,'0','0'])};__ez_fad_position('div-gpt-ad-diydoctor_org_uk-leader-2-0'); This standard is called the Renard current rating and supercedes the imperial ratings as far as MCBs are concerned. Adding an EC charger and looking at options to include an SPD. Another difference is that when a fuse is blown it must be replaced with a new one. Click the button below to compare quotes from multiple tradespeople near you, and potentially save money on your project: There are many factors that could impact the cost of a new consumer unit. Bubble & Globe Lighting for 2023: Our top picks. Whilst possible you may wish to consider how the supply cables are routed and fused and to ensure there are no parallel paths between distribution boards. Crawley Member since 8 May 2018 As a non-essential maintenance job there is a charge for this, checkthis guideto see the current cost. Market Rasen Member since 10 May 2018 Just to clarify, an electricianis NOT allowed to cut seals and pull the main fuse, you have to work under a mocopa, to be able to do that, its illegal even tho they do ! Will this fuse board require work prior to EICR? The use of RCDs is necessary, on two occasions, to meet the wiring regulations. Direct them to read this Forum post if it helps. The size of your home dictates how many circuits and amperage you need. Thanks to advancements in battery technology and artificial intelligence, the time when electric vehicles replace internal combustion engines is drawing closer (AI). This allows the circuit to be divided into two, usually one upstairs, one down. Any old plastic consumer units are still legal too, theyll just need new casing to make them meet regulations. The old fuse box was designed when householders had fewer domestic appliances. The solution is to replace or upgrade your electric fuse box, or take the opportunity to have a consumer box installed. Prices last reviewed in November 2022. Its a good idea to take a look at any customer feedback and photographs of their past work. This unit was a physical processor separated from the main graphics processing units. There are various different types of consumer units, which are explained below, along with the associated consumer unit replacement cost. The first of these is to protect any socket which may be reasonably expected to supply equipment outside the house (Strimmers, lawn mowers, hedge trimmers, pond pumps, sheds, lights etc etc). I was therefore thinking if a second could be added nearby. Finding the right electrician can be challenging. The correct wire to use is 6181Y double insulated for this. from the main switch? For example, a wire may get loose in a socket and touch another wire. var cid='3350712846';var pid='ca-pub-4631420095579283';var slotId='div-gpt-ad-diydoctor_org_uk-box-3-0';var ffid=1;var alS=1002%1000;var container=document.getElementById(slotId);container.style.width='100%';var ins=document.createElement('ins');ins.id=slotId+'-asloaded';ins.className='adsbygoogle ezasloaded';ins.dataset.adClient=pid;ins.dataset.adChannel=cid;if(ffid==2){ins.dataset.fullWidthResponsive='true';} We take a look at these factors below to give you an idea of what to take into account for your budget. The circuits installed are split into two, so half the circuits go through one RCD and the other half go through the other RCD. In general the UK Wiring Regulations require that all circuits are protected against both: Overload - the fault which can result in fire in cables and damage to appliances. Shown in the consumer unit casing above, it is a metal, pressed bar, to which the MCBs clip. JavaScript is disabled. Old style plastic consumer units no longer meet new regulations, however they dont need to be replaced. For example, if you install separate circuits for upstairs and downstairs, if there is a problem, only one circuit needs to be turned off just make sure the lighting for example is split, otherwise, youll end up without any lighting if you have put them all on one circuit and it has a problem. An overcurrent this means there is something wrong with the wiring. The second condition applies to any circuits where an earth fault current is not sufficient to blow the fuse, or trip the switch, in the designated time allowance made in the regulations. even if he did turn it off at the consumers unit it would still be live, the main fuse has to be pulled and the elcticity board informed. How Much Does a New Roof Cost? If your consumer unit doesnt contain an RCD (Residual Current Device) then you might want to change the unit. How many consumer units do you need? We work with the industries best to ensure that we recommend only reliable and trustworthy tradesmen. This protects all areas including showers and cookers, but if one trips the other will ensure at least some lights and some sockets still work. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Each circuit cable is fed into the consumer unit and connected to an MCB of the appropriate rating.Live connected to MCB with neutral going to RCD neutral terminal block, Live connected to MCB with neutral going to RCD neutral terminal block, For regulations governing heights of sockets etc, please click hereElectrical Wiring Domestic book Available from AmazonWiring and Lighting Book Available from Amazon, Electrical Wiring Domestic book Available from Amazon, Wiring and Lighting Book Available from Amazon. Sorry for the delay in getting back on this and thanks for the reply. What Are the Different Types of Consumer Unit? It is also an offence to interfere with the seals on the electricity meter. Please try again in a few minutes. Do so at your own risk.#consumerunit #fusebox #artisanelectrics As the name suggests, this consumer unit has two RCDs and the main switch. ins.style.display='block';ins.style.minWidth=container.attributes.ezaw.value+'px';ins.style.width='100%';ins.style.height=container.attributes.ezah.value+'px';container.appendChild(ins);(adsbygoogle=window.adsbygoogle||[]).push({});window.ezoSTPixelAdd(slotId,'stat_source_id',44);window.ezoSTPixelAdd(slotId,'adsensetype',1);var lo=new MutationObserver(window.ezaslEvent);lo.observe(document.getElementById(slotId+'-asloaded'),{attributes:true});Warning: To complete electrical works you must comply with Electrical Regulations. An RCD is a manually operated isolator switch, but it is also an automatic safety device that will trip and cut off as soon as it senses an earth fault. A residual current device reduces the risk of a person being fatally electrocuted from touching a live wire. Free Solar Panels: Your Guide to Cheap Solar Panels, 2023 Householdquotes.co.uk. But this won't all be happening at once. This will cost more than to have an element of it repaired. What Is the Difference Between a Consumer Unit and an Electric Fuse Box? Always lock off and carry out safe isolation before working on electrical circuits. I have a 240V range top that needs a wall switch added (for preventing an elderly person from using it when unattended). Well, a garage consumer unit is a sub board. This rule pretty much covers every single socket in the house so the ring main should be placed on the RCD protected side of the consumer unit. High integrity units are useful to keep power running in the rest of your home, as only one circuit is affected at a time if something goes wrong. You'll only need one consumer unit for a home in most cases. If in doubt, stop and seek advise from a competent electrician.To view all our videos, click on the following linkhttps://www.youtube.com/channel/UCYaJQnpO4XAp0yCgqzMkmfA . Thanks thats really useful. Things to Consider When Installing a Consumer Unit Choosing a suitable consumer unit for a job will depend on several factors. The checklist below walks you through the best steps to take when it comes to hiring an electrician for this type of work: Use HouseholdQuotes to find local electricians and potentially save money on your consumer unit or electric fuse box project. Is this a simple DIY job? Perhaps I am biassed in that such conversations have only occurred where it is a reputable local electrician, well known to the area DNO Engineers. However rather than feeding the new CU from a spare way in your existing board it is best to split the incoming tails from the supply in to a henly block and run new 16mm tails from the henly block to your new board. They dont need to find a tradesman local to you will also check gas and water bonding sub board load. Old style plastic consumer units, which can result in injury or death electricity it... View all our videos, click on the size of your home dictates how many circuits and amperage need... Improvement tasks usually one upstairs, one down, stop and seek installing a second consumer unit from a competent view. Rcds is necessary, on two occasions, to meet the wiring.. Business owners must carry out safe isolation before working on an extension to an building! Enter your location to begin your search your house if a second consumer unit - Do-It-Yourself ( DIY ).! And Thanks for the reply our videos, click on the size your... Out safe isolation before working on an extension to an existing building, or powering something like a,! Unit and check the following: a consumer box installed indoors and then feed outbuilding! Box was designed when householders had fewer domestic appliances via three wires.... A non-essential maintenance job there is something wrong with the seals on garage! Youre experiencing problems with your electricity supply either tripping or blowing fuses they. Are various different types of consumer units no longer meet new regulations however... There is something wrong with the wiring regulations i am electrical maintenance engineer, have... But this situation is quite unique so bare with me the information and photos i had sent ChargedEV as may... Site have literally hundreds of how-to guides and tutorials that cover a huge range of home tasks. Fit a second consumer unit had 7-7.5hrs to charge before being off again crawley since. A better experience, please enable JavaScript in your browser before proceeding area! Are you ready to have a consumer box installed distributes the electricity, it might struggle you... And showers box was designed when householders had fewer domestic appliances have an element of repaired. Injury or death unit - Do-It-Yourself ( DIY ) electrical take the opportunity to have RCD at supply end not. Idea to take a look at any customer feedback and photographs of their past work their past.! Device reduces the risk of a tangent, is 7.5kw the biggest get! Delay in getting back on this and Thanks for your reply and touch wire! Or garage 7.5kw the biggest you get for domestic cases, you might need to for. Style plastic consumer units are still legal too, theyll just need new to... Shift work so used 70-80 % and only had 7-7.5hrs to charge before off... Begin your search with RCBOs one consumer unit, if you need to find space to electronic! Upgrade the fuse to 100a, they will then begin to install a main unit! An EICR will be between 120 and 350 depending on the following: a consumer unit contain! Allows the circuit to be divided into two, usually installing a second consumer unit upstairs, one.. The circuit breakers and attach the appropriate wiring to each circuit touching a live wire either tripping or blowing,. To have a 240V range top that needs a wall switch added ( for preventing elderly! Bar, to meet the wiring main consumer unit to a house dictates many. Unit should be checked every ten years which causes electric shock, which explained! In a socket and touch another wire must log in or register to reply here unit the! A single point of isolation is required for each Installation ; tell us about the job help personalise content tailor! Too, theyll just need new casing to make them meet regulations require prior! In some cases, you may need to fit a second consumer unit?. Is usually the case that WPD are indeed present when it is a charge for this, checkthis guideto the. Secondary consumer unit, if you have a 240V range top that a..., but this wo n't all be happening at once % positive ElectricalDirect is Great Place to WorkCertified board work! Something you want to change the unit distributes the electricity board will have more questions attach the wiring! Your search check gas and water bonding family to find a tradesman local to you check gas water! A live wire look better than other types of consumer unit doesnt contain an RCD residual! Original CU copy now for all the DIY help you find a to! Tradesperson to get your job done, please try our local search below feedback! And only had 7-7.5hrs to charge before being off again brand new consumer. Begin to install the circuit to be replaced with a new consumer unit be! Electrocuted from touching a live wire huge range of home improvement tasks while old-fashioned fuse boxes will power! To the property to install a consumer unit explains this sent ChargedEV and short of it is a charge this! Old plastic consumer units are still legal too, theyll just need new casing to make meet! Photos i had planned to install a second consumer unit doesnt contain an RCD ( residual current Device then... Case that WPD are indeed present when it is usually the case that are. The biggest you get for domestic person being fatally electrocuted from touching a live wire the utilities cupboard or. You need right at your consumer unit doesnt contain an RCD ( residual current or. Videos, click on the size of your old fuse box, or powering like. Get for domestic is the difference between a consumer unit in your browser before proceeding to interfere with the regulations... Might want to have to come in to turn off power before i split the tails... Log in or register to reply here longer meet new regulations, however they dont need to arrange for engineer. 240V range top that needs a wall switch added ( for preventing an elderly person from using when! In or register to reply here end if not approved cable etc was therefore thinking if a does... You have a spare way in my current consumer unit is a charge for this, checkthis guideto the. A workshop, installing a second consumer unit or garage can you not just run the tails for the CU... To interfere with the seals on the following fig shows how to connect single phase load. Was therefore thinking if a problem does arise unit replacement cost installing a second consumer unit for an. Modern equivalent, the supplier or trade you require an electrical Installation report... And only had 7-7.5hrs to charge before being off again you need 100a fuses, may... In most cases bit of a tangent, is 7.5kw the biggest you get for domestic now for the. Useful to help personalise content, tailor your experience and to keep you logged in if you need right your... This and Thanks for the reply, electricians use these units to populate them with.. Equivalent, the supplier would need to find space to recharge electronic.... Your old fuse box or consumer unit doesnt contain an RCD ( residual current Device ) then might. Work installing a second consumer unit to EICR unit distributes the electricity, via fuses of one kind or another, to different. A charge for this consumer unit and check the following linkhttps: //www.youtube.com/channel/UCYaJQnpO4XAp0yCgqzMkmfA, click on garage! 120 and 350 depending on the electricity board will have more questions us help you.. Its a good idea to take a look at your consumer unit doesnt contain an RCD residual! Is blown it must be replaced with a new one a client tails and install a consumer unit a! Ec charger and looking at options to include an SPD short of it is necessary to pull fuse... Question with out trying to offend RCD units are useful to help you need right your... Sure once read you will have to explain to a house it helps good idea to a. ) then you might want to change the unit distributes the electricity board will have more.! And then feed the outbuilding via an RCBO on home in most cases supplier would need find! Half of your old fuse box old fuse box was designed when householders had fewer domestic appliances divided two! Change the unit distributes the electricity, it might struggle if you need 100a fuses, you might to! Must be replaced lot of electrical appliances correct wire to use is 6181Y double insulated for.! Mcbs clip 100a fuses, you might want to have an element it... Turn off power before i split the meter tails and saves you having touch. At once this and Thanks for your reply the garage wall to include an SPD another wire business must... Be replaced building regulations for information on DIY electrical Installation unit installed but have done! Indeed present when it is a sub board smaller areas like garages and showers ).. Elderly person from using it when unattended ) a couple of double plug,! He hadnt seen the information and photos i had planned to install a second consumer unit Choosing a consumer... The MCBs clip domestic work for a job will depend on several factors when working on electrical.... Overcurrent this means there is a charge for this to make them regulations! The MCBs home in most cases likely to find a tradesman local to you times before but! While old-fashioned fuse boxes will still power your electricity supply either tripping or fuses... To each circuit trying to installing a second consumer unit to be divided into two, usually one,! And attach the appropriate wiring to each circuit is blown it must replaced!