Just an idle thought - has anyone any experience of using the DC output of solar panels to directly feed an immersion heater, to avoid the expense and losses associated with an inverter? Evidently, a changeover relay would be required to utilise the usual 240V AC supply at times of low or zero...
I am abandoning an oven/microwave location that has an existing 220v 40amp (4-wire) circuit. I am leaving the wiring in place. I want to use the new counter space for a built-in microwave oven and coffee station.
Can I use one of the 110v circuits in the junction box for a 110v 20amp receptacle...
So this is a question around my woodworking workshop. I have a dust collector which is connected up to various machines around the shop and want to be able to switch it on with a simple remote control I carry with me.
I purchased this relay from Amazon:
QIACHIP Universal Wireless Relay Module...
Hi all.
I am pondering on the idea of using a job management software package for my business.
I have a large number of clients with many of them being repeat customers and I'm running myself into the ground with paperwork!
Tracking each job and what stage it is at is becoming a bit of a chore...
Current Situation:
I have three 20amp breakers with 12 AWG in the main panel.
Each wire ends in a 3x2.5” metal box along with one neutral wire.
There are two yellow wires, a black wire and a white wire.
One yellow wire is attached to a 240V outlet and the other is attached to an orange wire...
Rewiring a house in a few weeks, the lighting circuit is wired in old conduits. Interested to know if you would re use the conduits or just do new chases for the cables
Hi guys,
Trying to find out if I can supply power to my house by plugging a V2L capable EV like the Hyundai Ionic 5 into a 15A power outlet after the mains power has been shut off?
Hi,
Hoping for some help. We have existing solar panels on our roof and recently had batteries installed to charge from the panels. They are both connected to an indoor fuse box.
The main purpose of the batteries was to store solar energy captured and then use it for heating our outdoor...
Twebbo
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Hello,
What happens if we use disconnect switch over its operating curent Ie?
For ex.
If our circuit is motor circuit and current range is 140A. We need to use 160A. But we used a disconnect switch with operating current Ie as 125A not 160A.
Making and breaking capacity of a disconnect...
HI all, I've had 3 x additional gas supplies installed in a building. Can i use one 10mm bonding cable and link these new supplies (keeping the cable continuous by stripping the sheath and clamping into earth straps) or do i have to run 3 new earth cables? Also can i use a staple gun (metal...
Wondering if anyone else has had this, getting 24v between live and neutral at pendant when dimmer is off, which means the light isn’t fully going off it’s still sort of glowing. When I replaced this for a regular switch it sorted the issue, just wondering if anyone else has had this and if just...
I have a question for you all, We recently moved, and the old house had the analog meter on it, the new place has 3 structures on the property.. a barn, a defunct kennel which im going to turn into a workshop and the house itself.
All 3 buildings have these smart meters on them.. Our first...
Morning everyone
Is it possible to do a domestic rewire by running cables inside skirting voids or behind covings and then chasing up/down? 😬. I have a furnished flat with floors that I could do with protecting as much as possible. I could do without them being cut/lifted as much as normal...
Working principle of 7 center tapped full wave rectifier circuits ??????
What is center tapped full wave rectifier?
7 full wave rectifier circuit using two diode or SCR
1. Rectifier circuit with resistive load using two Diode
2. Rectifier circuit with RL load
3. The center tapped full wave...
Hi all, first of all I'm not a sparks so forgive my ignorance. We are currently getting a boiler stove installed. This involves connecting the plumbing and some electrical to our existing heating system. The Plumber has requested that our electrician installs a spur at the location of the...
Hi everyone,
I have what I'm sure is a very basic question that I would really appreciate some help on. I am a cider maker and recently purchased a new apple grinder that is manufactured in Germany and runs on 230v/50hz. I am wondering how I can use it here in the US? It came with a power...
I currently have 3 spotlights that are controlled by a switch and I'd like to replace these with wired floodlights. Would it be possible to reuse the existing wiring + switch?
I am drawing up a contract for a job in a domestic property which has a 3-phase Distribution Board and need to supply 3ph to a heat pump that's in the same room. An MCB in the DB will feed an RCD in its own enclosure, mounted next to the heat pump 3 metres away. I know that an RCD is desirable...
Why are cctv installers in ireland not using LSHF cable in a domestic situation as when wiring Sockets/ LIGHTS rtc Irish regs state thst LSHF CABLE must be used. If i am certing the rewire of house and cctv installer installs standard cat 6 ( not LSHF)Cable i surely cannot cert that house.
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