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  1. D

    Battery How should I size battery system for a 75 kWh system powering a facility using 300 hWh a day. backup for short periods and peak hours but not prolong

    I have a basic model but not sure whats acually correct. I also want to have microinverters on each panel so any advice on that is appreciated.
  2. T

    Battery Solar/Inverter/Battery setup?

    Hi, In the following they have a solar edge inverter but a myenergi battery and myenergi Eddi. Doesnt this create an impossible headache for the customer to configure their system properly? View: https://www.youtube.com/watch?v=sj1Uk-feg_M&t=137s
  3. C

    Battery Solar/Battery Installers – Who Handles Your MCS Compliance?

    Hey folks 👋 Just putting some feelers out... I’m curious how many of you are currently handling all your own MCS paperwork and submissions — or if you’d consider outsourcing it to free up some time. I know the admin side can be a bit of a grind, especially with everything else going on –...
  4. A

    Battery What brand power tools (battery) you are happy with ?

    I have been using DEWALT for the past six years. However, I have had to replace my impact and combi drills for the past two years, and the combi started falling again. I also broke one hammer drill. Therefore, I am looking for something more reliable. What is your experience with those tools...
  5. Curiosity666

    Battery Can i wire direct from battery to instrument cluster fuse

    The dash in my 2012 ford focus stopped working.. after some testing, the ground is perfect but there is only .34v going to the harness for the cluster and same coming into the fuse.. there is 12v from battery to high current fuse but i havnt tested from there to engine bay fuse box yet.. the...
  6. S

    Battery Car battery health using a MFT?

    Can I check the voltage of the battery using my megger mft1722? If so what are the steps and settings I'll need to put it on ? Thank you.
  7. HappyHippyDad

    Worcester Bosch course on wiring for central heating systems

    I have just finished a 2 day course on 'Wiring for central heating systems' as my knowledge was fairly poor on this subject. It was well run, good lunch, finished on time and I learnt a lot. I know there are some on this forum with excellent knowledge of heating electrics, but I 'think' there...
  8. Tequila

    Battery How to arrange consumer unit to ignore car charger load so that it does not discharge home battery when called to charge from Octopus energy.

    So I have an issue with a Zappi car charger discharging my home battery when called to charge by the octopus intelligent system. This is happening because the Zappi charger load is measured by the main supply CT so is seen as a home load by the solar/battery system and the battery discharges to...
  9. D

    Battery Vehicle battery as a power source

    If I use a vehicle battery connected to jumper cables, which is then connected to the heating element of a kettle, which is then placed in play sand, in a metal container, will the sand then heat up?
  10. H

    Battery Charging 12v Battery with Solar Panel?

    I use a small 12v 1.5w Solar Panel to charge my engine battery, quite often it's not powerful enough and the battery loses charge. If I buy a bigger one say 30w, would that still trickle charge (albeit faster) it, or would it damage it? TIA
  11. Miguel Esteban-Perez

    Software for electrical / solar photovoltaic systems design

    Good Afternoon Does anyone know an UK / Brit Software for electrical / solar photovoltaic systems design? French software is starting to get small for the KWpeak that I´m designing and maybe we could have an UK alternative. If not, does anyone know an EEUU electrical design software? Regards
  12. s#loxy

    Battery which charger for Sealed Lead Acid Battery 12V 7.0Ah?

    I'm planning on buying 12V 7.0 lead acid battery (item 38315 from Screwfix) to power a small water pump(Seaflo 12V 1.2 GPM 35 PSI Water Pressure Diaphragm Pump). I've searched a bit for which charger to charge up battery but was hoping someone would point me to an affordable option or tell me...
  13. D

    Battery How to measure battery bank energy?

    Does monitor on a bank measure true watt hours if the batts have different state of charge?
  14. David1977m

    Battery Help picking a new SDS battery drill - Day 3

    Good morning I'm after a new battery operated SDS drill. I currently have a Bosch SDS hammer drill 240v that I bought 10-15 years ago for home use, however after being in Electrical vehicle engineering, I'm now doing L3 Electrical Installation and realised I'm going to need a battery SDS. I...
  15. S

    Battery At what voltage should a 1.5V battery be replaced?

    Hello, I used two 1.5v batteries for the remote AC. (AAA/R03P/1.5V) and Its expiration time is 03.2025. The battery is weak, and the air conditioner cannot be turned on. I replaced it with two new batteries and the problem was solved. I measured the voltage of both batteries. They are 1.54...
  16. RicksMule

    Battery How to wire a C/B into a dual battery set up

    QUESTION: How to wire the C/B into this current dual battery set up. EXISTING SITUATION: MAIN Battery is OEM and feeds OEM circuits. Added an AUX Battery in the OEM dual battery location. Connected the AUX - terminal to the MAIN - terminal. Connected the 100A Accessory Fuse Block power cable to...
  17. Retroelectric

    Battery Solar and Battery Sign Off

    Hi If a new build has solar and battery fitted, but no paperwork or sign off has been completed, what are the implications? Do you need a mcs cert for BC sign off like Part P for an install?
  18. K

    Battery Can I charge my caravan battery from my car alternator with a DC to DC while idling?

    Can I charge my caravan battery from my car alternator with a DC to DC while idling?
  19. littlespark

    Battery Self install of battery storage

    I’ve been doing a fair bit of research on adding battery to my own house… there has been mention of it on other threads, but I’ll start a new one just for this. Have been asking the “experts” in the local wholesalers, but I know they are salesmen first, and experts second. However, saw this...
  20. B

    Battery Advice needed on narrow boat battery charging circuits please.

    I've been asked by a keen DIYer friend to to advise on how to wire his boat batteries when he has three potential inputs. 1. Shore mains feed 2. Boat engine 3. Two solar panels. I've drawn what I think would work but it's not my field, so advice would be appreciated. I've advised him to get a...

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