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mains

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  1. S

    UK PILC mains cable to PME system

    How do uk power networks install a PME system on old PILC mains cable. Do they use the old cable and put a junction on, where it terminates in the property. Or do they put new cable in from the street. Do anyone know how much they charge for this. I'm getting the usual unapproved earthing clamp...
  2. Designmen90

    Mains and UPS disconection

    Hello everyone, here I have some problem with schematics (schematic attached). The SK_2 is circuit for disconecting main lines and UPS. So, I guess that S2 is a muschroom on switchboard's door, which will disconnect the Q1 circuit breaker. But, what should be K1 (24VDC). Is this relay used for...
  3. Stevie g

    EICR today Mains smoke detectors interlinked

    Good evening all 3 buildings : 1 Gf flat and 1St fl flat year 1915 2nd 6 flats year 1980 3rd cottage year 1900 They are separate buildings probabley 2in between them, 1 landlord owns all, I ve done EICR on 1st building and 1 flat in 2nd building and found that the mains smoke detectors are...
  4. L

    Mains supply coming through door frame

    We are having our 1930s house (recently purchased) rewired. We’ve noticed that the mains supply enters the house through our front door frame. Our electrician advised contacting the power network to recite but the prices of this look huge! Is there any workaround, such as moving the cable...
  5. H

    Damage to mains swa, is this ok?

    Hi, first post here, I'm not sure where to get advice about this, am looking to get an idea what my next steps should be, if any required. I moved into a new build last May. Have only just noticed that the mains SWA cable that comes into our cupboard under the stairs has two slices in it that...
  6. G

    UK Advice needed: Connect multiple appliances to mains.

    I'm a bit of a gamer and over the years i've amassed a collection of consoles i'd like to have easily accessible. Now i understand that if i was to just grab an extension lead, and hook up all of them to the double socket i have nearby, that i'll likely overload the socket and this poses a fire...
  7. A

    Is my Bosch mains cable up to the job or should I play safe and use larger?

    I know I shouldn't doubt a company like Bosch but some reassurance or suggestions from anyone here would help ease my mind. We've purchased a Bosch induction hob (Model Number PIE651BB1E/17) it comes with a 5 core flexible mains cable about 2 metres in length. I'm ok with the wiring aspect of...
  8. pe2dave

    Smoke alarm. Changing from mains to battery.

    Removing a 20 yo smoke alarm, wired in. Two cables coming through a rafter 'hole', fastened into the alarm. Chocolate block (whatever they are called these days) used to connect the alarm to the incoming mains. Question: Entire chocolate block (5 connections) won't go through the rafter hole...
  9. K

    Parallel sub mains

    I currently have a shop which has 3 phase 6mm cable running to it but the shop is only allowed single phase, currently renovating and they need more than a 32a supply. Can I parallel 2 of the 6mm and upgrade the quicklag breaker to a 50a at the MSB and make it a 50a main switch at the shops sub...
  10. T

    UK Coolbox not working from mains

    Hi I have a 40L Halfords coolbox which works off 12v cigarette lighter, but won’t work of the 13amp plug. I have changed the plug fuse, but to no avail. Any ideas? Cheers Newbie
  11. D

    Mains supply to flats

    Hi Guys could really do with some advice on this one. I've been asked to quote to put a new landlord supply into a block of flats. At present there is one board feeding three individual blocks all attached with lights and one socket in each. I've quoted like for like but someone at Electricity...
  12. I

    Best Way to Wire 2 Electric Showers (Same Mains Power Supply, separate building - allow feed to auto switch)

    Hi All, I currently have an electric shower in the house and I am looking to connect another in a chalet, which is approx 50 meters away from the house. The chalet is fed from the main board of the house. There is a 3x16 SWA cable coming from the house to feed the chalet. What is the best way...
  13. Kingers

    80A DP mains isolator

    What would you recommend as an 80A DP mains isolator switch? Background: My DNO fitted a 100A cut-out fuse on 16mm2 service cables, despite their own published policy requiring 25mm2 service cables for such a fuse rating. (At least, the fuse carrier is labelled 100A). So, they are coming out...
  14. N

    mains kitchen lighting

    Hello After some advice, what is the easiest way to achieve the following... Domestic kitchen Got some under cabinet lighting which is controlled by the light switch Ive also got some decking lights which are plugged into mains What is the best and easiest way to merge the two so they are...
  15. P

    Mains running on outside of house

    What are your thoughts on this? I’ve just went and viewed 1 of my customers houses who wants a price for a re-wire...
  16. W

    Bonding Gas and water mains.

    Hi guys, I need to bond the gas and water at a friends house..never done it before as I worked mainly on sites. My times just out, where’s the best place? Gas meter is outside in a Box so would I just clamp onto the metallic side just before it enters the house? And the water, not entirely sure...
  17. S

    UK Shared mains supply

    Afternoon all, need a bit of advice. I live in a flat in a building which has been divided up into 6 flats, next door is a similar building of 6 flats, both buildings are owned by the same management company. When we get our service charge each year, we have noticed that it says "Landlord...
  18. F

    EICR, Sub Mains from Panel Board

    My guvnor recons that all submains from the main Distribution Panel, should go via metered supplies. Although they are all for one customer who owns the building. Any reg on this, as I would like to look it up! Whether BS7671 or a Building reg.
  19. L

    Domestic heat/smoke alarm mains powered from different lighting circuits?

    Hi folks, Friend is currently renovating his house, including a loft conversion. He had originally hoped to go with Grade F1 (tamper proof batteries) radio interlinked alarms. However architect has stipulated all alarms must be Grade D (mains powered with battery back-up), but can be still be...
  20. B

    Mains supply for light industrial units.

    Hi guys. I’ve just take over a job that had been already started. It’s 7 light industrial units that have supplies already wired underground in 25mm 4 core. The client wants 7 meters at the mains which is all well and good but the question is.... The previous spark said he was going to put a...

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