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  1. J

    Max zs mccbs/ACB TNS/TT Systems

    Hi might be a stupid question but somone might have the answers. TNS systems and TT where the Ze of the installation is a lot higher than a Ze <0.35 of a TNCS system, how do you comply max Zs of a MCCB in a panel board disconnection time of 5s? Most data manufacturers instruction give really...
  2. X

    Battery Bad starter motor or bad battery or something else? Help!

    Hello I have issues starting my car after having the key in the accessory position for about an hour or so. Radio off. The first crank of the starter becomes very slow and almost doesn't crank. I hooked a meter inline with the battery, there's 2.2 amps being used when the key is in the...
  3. S

    Battery Led strip lights & 12v battery

    Hi all, I have a couple of questions I'm hoping you can help with. I have put a solar panel on my kids play house which charges a 12v battery. I have so far wired 3 lights and everything works great. I wanted to add an LED strip light in the understanding that they only require 12v. I bought...
  4. D

    Battery Wiring a light and a battery pack, basic questions

    Hello Complete lack of electrical knowledge here. I sew actually, making a costume right now that I need a little light for. So my question is this: Is the sequance of "battery pack -> negative wire coming out of the battery pack -> wire nut -> negative wire coming out of the light -> light ->...
  5. O

    Battery Battery and Inverter installation

    Hi folks, I have recently had a 5kW Solis inverter and 15kW/hr of batteries installed. Everything is working fine, but I have some concerns about the quality of the install: I wasn't given any documentation, so no "part P" documentation. Around three metres of new meter tails were added -...
  6. B

    Battery DIY: Kobalt 18v drill battery charger blinks red

    I place the battery on the charger and it is green for about 10 seconds, then flashes red. I placed the same battery on my kobalt 18-20v universal battery charger and it charges to completion. Anyone have any ideas on how to service this charger……IT’S NOT THE BATTERY(s). Any ideas? Thank you.
  7. Electrical2Go

    Electrical2Go - Home Security: Using Floodlights, CCTV, and Door Entry Systems

    Electrical2Go - Home Security: Using Floodlights, CCTV, and Door Entry Systems In an era where technology is advancing rapidly, home security has become a paramount concern for homeowners. Protecting your home requires a multi-faceted approach, and three essential components that can...
  8. J

    Battery Car battery losing its charge

    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...
  9. A

    Battery Recommendation for series connected lead acid battery

    I will be putting together 2 x 12v lead acid battery connected in series (24v basically) backup power for Internet connectivity (routers/wifi etc) Looking for recommendation on best way to keep these battery charged for a series connected battery. There's a lot of 12v battery chargers out...
  10. K

    Battery Block schematic of Solar PV and battery

    I am a Napit registered electrician and want to get into Solar PV and battery storage. I have boot camp booked in April but am not hearing good reports of the outcome of this training. In the meantime I want to do as much research as possible so want to review the elements that go to make a...
  11. W

    Battery PV panels and battery storage

    Hi all - just a quick post to say thanks for this excellent resource and to ask a quick question! PV Panels and battery storage - is there any yearly checks that need to be carried out?
  12. FelimDoyle

    Do the forums cover electrical systems in the UK, Ireland and EU countries?

    Do the forums cover electrical systems in the UK, Ireland and EU countries or are they only for US/Canada/North America?
    • FelimDoyle
    • Thread
    • countries cover electrical forums ireland roi systems
    • Replies: 2
    • Forum: Ireland
  13. MichaelCassidy

    Battery LifePo4 addition to boat battery bank question

    Hi, advice please if this would be fine and not cause issues with either the batteries or the inverter. I have read that LifePo4 batteries aren't compatible with older alternators. So is this workaround ok? - Leave existing leisure batteries as they are (2 x 100 AH) connected parallel, charged...
  14. A

    Battery Worcester digistat battery cover

    Hi. I have just moved into our new home and the battery cover for the Worcester Digistat programmer is missing. The programmer is: Part number 7 716 114 461 0 I called W_B helpdesk and the offered to sell me a new unit -- but the programmer is working fine. Might anyone have any spares...
  15. A

    Battery 12V battery saver / preserver / immobilizer / cut-off

    Hi There, Just wondering if anyone is aware of any devices that automatically preserve vehicle 12V battery life by breaking the circuit once the vehicle is switched off, looking at installing such a device to vehicles in bulk so obviously targeting cost effective solutions and ease of...
  16. tonuorak

    Battery Sigma Smart+Guard SG-S Battery Change

    Hi All, Might be a stupid question but I have about 30 of these smart+guard alarmed call point covers to deal with. All the batteries are dead and need changing. Only problem I'm encountering is that you have to unscrew it from the wall to put the new battery in and once the new battery is in...
  17. H

    Battery Converting from mains power to battery power

    Hi everyone, I have a basic knowledge of electric but would like advice before I attempt, I have a electrical item that is powered by Voltage input: ~100-240V/50-60Hz - Output: DC 24V, 2-3A, I would like to make it portable by just using battery power, preferably rechargeable any help would be...
  18. C

    Battery 12V truck battery to 2000W Power Inverter to 1700w Microwave

    Hello, So I purchased a Novopal 2000w/4000w(Peak) Pure Sine Wave Inverter DC 12V to 110V/120V. I purchased this so I can hook it up directly to my truck's 12 volt battery and have it positioned in the flatbed of my truck.. The goal is to have it power my microwave in my flatbed at drop sites. I...
  19. LouiseSJPP

    Battery Solar and battery bank: how to intelligently limit draw from incoming supply?

    We have a 5.5kW incoming supply, which cannot practicably be upgraded due to our remote location in the mountains. Can I use a PV array and battery bank to augment this supply? We don't need lots of power, but with a 1.5kW water heater, a 2kW kettle and the odd 3kW power tool, we keep tripping...
  20. P

    Battery How to connect a comms cable between a giv energy battery and a Growatt inverter.

    Good Evening, Can anyone shed some light on how to connect the comms cable between a giv energy battery and a Growatt inverter.I can’t seem to find it anywhere in the manuals. Thanks Pete

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