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Joined: Jan 20, 2022
Last seen: Aug 21, 2025
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Topics: 16 / Replies: 2434
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Reply
RE: Single vs. three phase for heat pump, EV and appliances

Apologies for arriving 'late' to this topic. We've been discussing the change from single-phase to 3-phase over here on a topic about DIY Solar u...

12 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Will heat pump heat hot water without increasing the temp in my home?

Erm... I carefully chose the adjective many when referring to installers.I deliberately didn't write 'major' or 'the majority of' installers. And wh...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Will heat pump heat hot water without increasing the temp in my home?

@ellyse In 2021 OVO was one of three Energy Suppliers selected to administer the installation of heat pumps in 750 homes. OVO was assigned the SE Engl...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Will heat pump heat hot water without increasing the temp in my home?

The quality of the installation is extremely important @ellyse A heat pump doesn't work like a gas boiler.It stays operating all the time, adjustin...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: DIY solar upgrade - Considering adding more panels

Three-phase Distribution Boards / Consumer Units I've started looking to see if there are 3-phase DBs which are more suited to the domestic market.T...

12 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: DIY solar upgrade - Considering adding more panels

Only two sizes of PV panel cable are widely available: 4mm² and 6mm² I have never yet met an installation which requires the larger 6mm² option! Y...

12 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Will heat pump heat hot water without increasing the temp in my home?

Hi @ellyse and welcome. Your question is going to need responses from a number of us.I'm from a technical background, so I'll stick to those aspects...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: DIY solar upgrade - Considering adding more panels

Smart Meters is one of my pet subjects, so I'd really like to give a good response to these points. In my area the DNO is NGED. It has been their co...

12 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: DIY solar upgrade - Considering adding more panels

Yes. Your inverter has two independent PV inputs.Each one is rated at 550v 13.3A maximum whilst operating in MPPT mode.So, for example, you could have...

12 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: DIY solar upgrade - Considering adding more panels

I'm struggling to follow that.I need units 😉 So you have 6 Canadian Solar panels, each rated at 425w and connected in SERIES to one of the ...

12 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: DIY solar upgrade - Considering adding more panels

The problem with the maths is that you're starting with two different types of panel. I proposed (purely as an example) 425w panels manufactured by ...

12 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: DIY solar upgrade - Considering adding more panels

@david999 we did the calculations for the number of panels you could connect earlier in this topic here. It depends on the rating of the panels, so ...

12 months ago
Forum
Solar Photovoltaic (PV)
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