looking for advice on cable type for mobile cabins..
I’m guessing they fall under the same regs as portable caravans just can’t find reg of which cable as it’s a portable building wondering if someone has advice on this
Thanks in advance
Hello all, i haven't posed in a while, and I hope you are in the best of health!! Anyways I'm doing a eicr for a domestic property and I ve come across a type of cable that I ve never seen before so don't really know how to code it, if if to code it, I mean initially it looked like some sort of...
Can someone please explain me how type B MCB can protect a cable if it only trips when current is 3-5 times maximum load?
Let's say, 2.5mm radial circuit is protected by 16A type B MCB. Prysmian 2.5mm T&E current rating is 27A. How will 16A MCB protect the cable from overheating and burning if...
I am planning on redoing my basement floors and debating on adding underfloor radiant heat. It would be supplemental to my HVAC as the basement as being 70 year old house all registers are roof mount.
My question is due to the large area of main room roughly 13' × 30' (4m × 10m) 400 square feet...
Needs explaining doesn't it that title.
We have a new type of moderation system. Maybe that's the wrong word. It's more or a "content checker" who clears all posts as they read them.
So I need 10 positions filling. (More explanation below but need see the images and the new wording "check" and...
One of my customers has a TPN board fitted with some Crabtree Polestar MCBs with attached RCDs, and I was wanting to confirm the type of RCD (i.e. AC, A). The RCD modules have either no marking to indicate type, or are marked with the logo for Type AC or Type A. See attached photos.
I'm...
Morning all.
What’s your feelings now in 2024 with maintenance replacement of say an extractor fan or similar in a domestic setting where the system has 30mA RCD/RCBO AC protection. The old saying was ‘like for like wherever you like’ but now. Would you Maintance replace and upgrade the...
Hello everyone,
How do you think reference method and type of wiring for flat twin and earth in non-metallic conduit will be :
just C and B?
Reference method B – Enclosed in conduit or trunking on a wall
cheers
Given the RCD pictured below
With the manufacturers instructions here:
Am i right in interpreting that as well as being able to bring the incoming feeds into the bottom, i can also switch the LIVE and Neutral sides over, so that this arrangement would be possible? Forigve the crudity of...
i have faild napit annual assessment with silly mistake of using on consumer unit type AC rcd instead of Type A rcd. i bought type A rcd but they wre type AC someone swap them inside the packege. but i understaind its my mistake i should have checked it. now i have changed them and sent in...
Good evening all, I’m currently part way through my apprenticeship and we are working on IB, IN, IZ and IT and volt drop today. And it got me thinking I have seen a circumstance at work, where:
A shower has been wired in 10mm T+E on a 40A breaker. But then from the shower isolator switch a 2.5mm...
I am looking for the connector for this rotary position sensor. The sensor is originally normally used for an EZ-GO golf cart as the throttle position sensor. However, I am using for a different project and need the connector. I have searched and searched and search with no results. Is there any...
Hello All,
I am a homeowner (but not an electrician) and I am renovating a house that has an old CU containing MCBs and an MK LN5725 residual current-operated circuit breaker on the supply side (25A, 30mA trip current). The RCD is there because some of the circuits supply power to outbuildings...
Good Afternoon All,
I moved into a flat around 2 months ago.
A few times only (maybe four times in the two months) I've turned on the kitchen tap, and when I've touched the water I've had a mild static type shock.
I didn't pay much attention to it before, but today when it happened I thought...
The mrs has just decided she now wants a TV wall with built in shelves etc
We are going to build it out of mdf and then paint, I am just designing this for my joiner to build and we want the lights above each shelf area
Would we be better with slim/low profile down lights or like a...
Hello!
I've been racking my brain this evening about some RCD selections. I've been doing some work for a solar installer, and they've asked me to do a battery storage setup, specifically with EPS for battery power.
I'm stuck on my RCD selection because basically, I'm going to shift 4x...
I have a street light circuit on land I rent out. I need to replace 2 of the bulbs.
1 of them is an old Philips 55W SOX Plus, the other is a Heathfield 30W E27 LED.
I'm not sure if any electrical work was previously carried out to enable the Heathfield LED to work.
Can I just replace the old...
hi all, i have a problem of over charging on my 65 s type jag. i changed the voltage regulator for a new after market one same as what was on the car and also tried a friends genuine lucas one and they all read the same. i get 18.3 volts at the battery at 1500 revs and 19.3 volts at 2000 revs...
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