Good afternoon, I have a 2 year old car battery (AGM 760 CCA) in a 2022 Hyundai that constantly "seems" to lose its charge. I'll check the battery during the day and, as an example, it will show 40% charge (12.2 volts). I put the trickle charger on it, and within about 15-20 minutes, the...
Can anyone please explain Construction Industry tax to me, and reverse charge VAT, as though I'm 7 years old please? It's all automated on my system but even after 18 months I don't really understand it.
Thank you
Help please! I need a Tesla Gen 2 EV charger fitted in my garage which is 22m from the consumer unit. My electrician is proposing to route a 6mm cable through pre-existing plastic conduit which has a cable in already and through a void in concrete walls to a sub-consumer unit at the charge...
Hi, So I'm replacing a small old off grid with a new 7.5kw off grid, & being poor seek best value for my mppt, after long searches I find this ~$25 US each, sold on many online retail, Its sold as a mppt but I'm not sure what it is, What is a combined mppt/pwm? I know what they are, but not what...
Assuming a large company needed a large EV charging infrastructure for its fleet to be electrified. Would it be best to just go straight for 150kW chargers? And if so, what would be the ideal setup (cable sizes for 150kW, connection to grid, load balancing, other equipment that might be needed)...
My FIL announces he's just bought a brand new hybrid Volvo, getting it in April.... Rather than speaking to me first, he's told the salesman his son in law, (ie me) will install a charge point for it.
Can anyone recommend the best charge point available, and more importantly, an easy to use...
Hello, Looking for advice on how much to bill out of apprentice electrician on jobs. Do you have a % to add on to their rate to allow for expensies, PAYE, NI, Holiday pay etc?
I have done around 16 or 17 quotes in the last few weeks , some small jobs where the quote was literally hourly rate + materials so took 20 mins to type up and email.
But the other day I did a massive detailed quote after spending over 2 hours with the customer at the site. Full re-wire of...
24VDC Battery Back up - with 2 x 12VDC - 100Ah Batteries - monitor and charge options.
2 x 100AH deep cycle batteries - wired in series.
Can I use 2 x 12vdc trickle chargers to keep them charge?
Can the 12vdc chargers be connected permanently while connected in series?
What can I use to...
I need to long term store a Acorn 130 stairlift carriage with internal batteries that is removed from the rail.
The carriage normally picks up electrical charge to the 2 x 13v sealed batteries via 2 x contacts normally acting on 2 x charging points on the rail; one at the rail top and the other...
Items i'm using for this battery pack:
1x ~ HX-3S-FL25A-A BMS Balance Charging Board
9x ~ 18650 (3000mAh, 15A Continuous Discharge)
12.6v 2A AC/DC Adapter
Renogy 24V 50Watt Solar Panel
Li-on 12-24V 50A Solar Charge Controller
ISDT 1S-8S Battery Monitor
So when my battery is about 12V, i can see...
I'm considering buying a home battery storage solution and read that with 3kWh feed you can only charge 12kW during the 4 hour Octopus Go off-peak window, which makes sense.
Is it the mains supply, battery or inverter that bottlenecks this 3kWh? I've read some batteries (or was it inverters?!)...
I have a 12 volt power supply unit with 15 percent up or down voltage selector so I can achieve little more than 14 volts current draw is 30 amps maximum. It has over volt safety thermal safety and short circuit protection. Powered by 120v ac. The question is if I added a fuse 30amp and...
Just wondered what you guys would charge be good to see the comparison
Fit new fused spur
Install wired programmer
Install wired HWC thermostat
Install wired room stat
Boiler earth bonding
Earth bond gas meter
Earth bond oil line
Remove old extract fan and replace. With new using...
Greetings everyone
I work at a company that sells chargers for electric vehicles and I’m working on the electrical projects.
The chargers I work with, are alternating current (AC) and the main mode here is a three-phase installation 220 V, at 7.04 kW with a current of 32 amps.
If the system...
Hi all, just a quick question, does anybody out there know if there is an editable version of the ENA form below.
EVCP & HP Connections Form v3.4
Or is it a case of fill in by hand and scan?
Thanks.
Hi,
To those who are already installing EV charge points, do you test as you would any other radial circuit, or do you have a specific EV point tester or EVSE adaptor for your MFT? what additional testing do these provide, and is using them in order to meet manufacturers instructions as I don't...
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