I am an electrical labourer currently doing my own research on Alarms to self-educate as much as I can.
I would like to state the general rules I have learnt so far and would like to know if there's anything else I should be aware,
Smoke Alarms, 2 types - Ionisation and Optical (Optical is...
Hi guys. I am wiring a kitchen extension and planning to install seprate CU for this. I have two questions if you guys help me finding answers.
1) do I need to install spd for this cu . existing cu doesn't have any.
2)There is no smoke alarm in the property and the owner is not interested to...
I had a electrician look and apparently the relay is stuck so the pump keeps running even when not calling for hot water. We already replaced the Honeywell timer and that made no difference prior to calling electrician so its definitely a stuck relay. He said he couldnt get a replacement relay...
As per title really. I need to install a storage heater which is quite close to a 13amp socket. The socket would be about 5cm from very bottom of heater. I don't think much heat is emitted from that part of the heater, but as a precaution, would there be any advantage in changing the socket to a...
We're new to this house and the old nest 3 stopped charging so they sent us a new one. Hubby didn't take photos of the old wiring since, as he put it, it's color coded. When the white and red are touched heat blows. The others, yellow and green, seem to do their jobs as well. There is a blue...
Hi there all
I have a quick question. My garden supply CU has a 100A AC RCD as main switch - off that is my greenhouse supply circuit. Then a 63A AC RCD which protects 7 circuits, one of which is a pool heater. I am replacing the old heater and the new one requires residual DC protection...
Hi All,
I'm looking to purchase a soldering heat gun/station to help with the removal of a surface mounted chip soldering to a motherboard.
I'm struggling to find any recommendations/reviews online (UK based), just wondering if anyone out there has had any experience buying a decent one from...
Listening to the radio the other day, and UK govt has announce no new gas boilers to be sold by 2035 and everyone should go with ASHP... £5k grant to get one..Let me add... only england and wales. We'll stick with peat up here for now.
The following questions.
Probably easy to answer, but just...
Wiring a new extension and the clients are having Air Source Heating in their house, I'm waiting to see what supply is required for it from the supplier (clients are finding out for me, guessing at 32A) but have seen people suggest using a Type C RCBO (they are already having a new board, full...
Hello,
I have a Kitchen Exhaust Hood that an "electrician" tried to wire and has a disaster.
Basically, I have 2 motors, 2 on/ off switches, 2 micro switches, and 1 heat sensor.
When the heat sensor is activated, motor 1 needs to turn on regardless if the switch is turned on or off.
When...
The customer has asked for a cooker hood with some kind of heat exchange. I'm not entirely sure what he wants, but I'm guessing it's a cooker hood which reuses the hot air, i.e an MVHR. This is the only one I can find though and it's ridiculously expensive Lo-Carbon Sentinel Kinetic Cooker Hood...
There is a new form on the horizon for EV charge points.
Some interesting criteria now apply, If you are not sure what the fuse is then you must submit the form in advance of install regardless of max demand.
At present if the MD is <60 amps you can notify once installed.
Most of mine are done...
Anyone have experience with heat recovery bathroom fans?
I want one for home, old House with no cavity walls, bathroom moisture condenses on wall and causes mould.
I do the normal, leave doors and window open but it is not enough.
if anyone can recommend a good one then it would be greatly...
I am planning to instal solar thermal for solar heat air. Do not know which service provider is best? Can anyone look into this website and give suggestions regarding whether I can use their service or not. Home - Clean Energy Ireland- Renewable Energy Solutions | Solar PV Panels | Ventilation |...
Hi,
I'm installing a new shed in Brisbane made with colorbond. Obviously it will get quite warm inside so will be insulating with appropriate materials - probably foilboard. The question I have is with regards to running electrical cabling inside plastic conduit next to the colorbond and/or...
I have a nest 2 learning controller with nest link. I have been offerered a nest 3 learning controller thermostat without a heat link. Could I just add the nest 3 to the system and use the heat link that i have?
Hi,
I'm needing to run a raspberry pi computer board near my boiler. The Pi requires 5v at 2.5A.
My heating system is from NIBE and the control panel a SMO 20.
It does have a USB port on the front for software updates but this doesn't appear to have enough current to power the Pi properly. Sad...
Hello!!
I am using 2 ABB 100kw string Inverters (ABB PVS 100-TL) in a single room. Can anyone assist me in calculating the Heat dissipation from these string inverters.
following are the Input voltage information for both the inverters
Inverter 1: Vin=720V DC at STC (for max string size of 18...
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