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Everything posted by Pocster
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Actually @Jeremy Harris ; can I ask a question where I assume I’ve vastly over simplified things .... As you have an EV how many ‘miles’ can you get from a 5p per kw charge for 4 hours ? Just trying to compare electric cost against petrol cost for same distance ( also assuming of course not using pv for charge ) . I don’t have an EV - but certainly would want at least the cabling in place ready for a charge point . If you did include PV and assume you charge your vehicle 50% pv and 50% 5p kw - wonder what that does to the figures . Actually perhaps this isn’t so simplistic ?
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Yeah sorry ; cross posted . They assume a 8% annual increase in electric which does sound on the rather high side !!
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I',m confused. According to that you pay of the near 13k long before 25years.... Answer my own question!.... The estimated value of your new system in year one is £304 based on annual electricity bill savings, assuming a daytime electricity rate of 17p and that you are able to consume 50% of the power generated. Your bill saving will increase as electricity prices rise or if you are able to consume more than 50%. Over 25 years – the life of your panels – your bill savings could exceed £19,456, if electricity prices increase by 8% per annum.
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There PV figures (no battery) System peak power: 4.55 kWp Annual output: 3,581 kWh Solar energy used on site: 1,791 kWh Your bill saving after year 1: £304 Your bill saving after year 25: £19,456 CO2 saving after year 1: 1,941 kg CO2 saving after year 25: 37,850 kg
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Yes ; I think octopus energy have a 1am to 4am window at 5p per kWh . It can’t just be on the figures I think . Add in an EV ( and you charge off pv for that some of the time ) then the benefits improve . It did seem like a good price . Also - what will the cost be of ‘grid’ electric going forward per kw ? . I kind of see it like buying a car . I could spend 5k I could spend 20k - common sense would be the 5k car .... To do it now ( and exclude vat as part of a new build ) has its advantages. Figures wise it doesn’t add up ( nor does the 20k car ) - but at least I’m trying to be off coal etc ...
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So! What do you guys think? The total price for a 4.55kWp Solar PV system & a Tesla Powerwall 2 battery is £12,920 zero vat, excluding scaffolding. System peak power output 4.55 kWp Panel orientation East/West Number of panels 14 Panel arrangement TBC Inverter specification Fronius Primo 3.6 Dual MPPT Mounting type T-hook & rail Total annual estimated electricity production 3,581 kWh Your System GuaranteesSolar PV Modules 25 year performance guarantee ensuring 80% minimum output after 25 years. 25 year manufacturer’s warranty Inverter 7 year warranty Other materials x will pass on the benefit of warranties received in respect of all other supplied materials Installation x offers a 2 year workmanship warranty Battery Storage SpecificationBattery type Tesla Powerwall 2.0 inc Backup Gateway Battery location TBC Usable Capacity 13.5 kWh Standard continuous power 3.68 kW Weight 125 kg Dimensions Height:1150mm Width:755mm Depth:155mm Mounting options External or Internal wall mounted Your System GuaranteesTesla Powerwall 2.0 10 years – unlimited cycles Other materials x will pass on the benefit of warranties received in respect of all other supplied materials Installation x offers a 2 year workmanship warranty
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Oh yes ! Agree 100% - tank like there is no tomorrow. From your pics you seem to be in a similar point to myself with the bathroom . We can confide in each other as we move slowly and painfully forward ! ? . Stay strong brother ! . Man was put on the moon ? . Domestos kills all known germs dead and Jesus has a Netflix account . Therefore WE can do this ! ???
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“. No movement as yet. Not much fizzing either. Maybe I'll hear a big WHOOSH in the middle of the night!” - this your romance night then ???
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Anyone installed one ? Who / how is it decided if you can have 3.8kw or 5kw ?? Just down to your grid supplier or the postcode ? Can’t find any real info about this online ...
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Seriously you want to visit - no problem!! Couldn't be happier to inspire or terrify!!
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Hey Sam I’m in bs9 - if you want to take a look how not to do it I’m your man ???
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(smart?) things that should be in every room
Pocster replied to puntloos's topic in New House & Self Build Design
I reckon I’ll have around 10 of the sensors in the entire house . I guess it’s feasible to ‘jam’ z wave - but Wi-Fi . Mobile phone all can suffer the same fate . I dont just rely on these for security though ... ip wired Cctv , finger print scanner on front door and when realistic, facial recognition on entering the house . Also using your phone as a beacon to be indicative that it’s you ... -
(smart?) things that should be in every room
Pocster replied to puntloos's topic in New House & Self Build Design
Yep ! But it works . Stuff like your link is certainly worth a punt . Not sure I want your Cctv watching me in the bathroom ... that would shock even the strongest of hearts . -
(smart?) things that should be in every room
Pocster replied to puntloos's topic in New House & Self Build Design
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(smart?) things that should be in every room
Pocster replied to puntloos's topic in New House & Self Build Design
Aeotec multi sensor 6 - but it’s z wave . Powered via poe to usb on the unit . Works very well indeed -
(smart?) things that should be in every room
Pocster replied to puntloos's topic in New House & Self Build Design
Messy ? -
Switchable power to every room?
Pocster replied to puntloos's topic in Networks, AV, Security & Automation
Exactly what my electrician said . So ; I’m doing it correctly but terminology might be wrong ! ?? -
Switchable power to every room?
Pocster replied to puntloos's topic in Networks, AV, Security & Automation
You could fit z wave sockets to each room . You can then turn on/off remotely and also get consumption use ... -
Switchable power to every room?
Pocster replied to puntloos's topic in Networks, AV, Security & Automation
Exactly what I’m having One radial socket ring per room and one ‘lighting’ ring . Makes isolation and fault finding easier . Bit more work , bit more cable but worth it
