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Illustrious Member
Joined: Jan 20, 2022
Last seen: Dec 2, 2025
Profile Activity
Topics: 16 / Replies: 2750
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RE: Renewables & Heat Pumps in the News

That Octopus/Lloyds announcement screams ETHICS at me. Octopus have been doing well due to the ethical standards which Greg Jackson has tried to set...

1 month ago
Forum
Well & Truly Off The Grid
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RE: How good is the app support for your heat pump?

The Academy of Motion Picture Arts and Sciences stipulates than running time must be less than 40-mins (incl credits) in order to qualify as a "Short ...

1 month ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Electricity price predictions

Have you calculated the likely cost of grid upgrades to support the Offers to Connect which had been issued by NGET up to May'25? Those are compan...

2 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
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RE: How good is the app support for your heat pump?

This is ambiguous; please clarify.Are you telling us that the position in which you have your HA set-up is out-of-range of bluetooth transmissions fro...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New Fogstar 15.5kWh upright solution

From my experience with inverters from different Far East manufacturers, starting the inverter can be affected by the preferences you configure, and w...

2 months ago
Forum
Energy Storage
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RE: New Fogstar 15.5kWh upright solution

I think there will be only ONE oscillator in the inverter which provides 50Hz when the grid is down.You can't have multiple sources for the same refer...

2 months ago
Forum
Energy Storage
Reply
RE: New Fogstar 15.5kWh upright solution

I'm assuming that you're not from an electronics or systems engineering background. Try drawing a diagram for yourself (pencil &paper) before wr...

2 months ago
Forum
Energy Storage
Reply
RE: What crazy nonsense are inverter limits and why are they imposed?

That's true for the LV (Low Voltage) level of the grid, which operates at 440v (3ph) and 240v between phase and neutral. It's not true for all the...

2 months ago
Forum
Energy Storage
Reply
RE: Isolating the system for a planned power cut

Apologies, I don't follow what you've written @batpred The possibility of damage from surges doesn't increase with 'high powered' devices. In fact...

2 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: New Fogstar 15.5kWh upright solution

Re-read what I wrote: It has an internal oscillator. There are two ways of implementing that. 1: The output from the backup port is always at...

2 months ago
Forum
Energy Storage
Reply
RE: New Fogstar 15.5kWh upright solution

That diagram is almost useless @batpred The Solis inverter itself is 'off-page' to the left,and they haven't even bothered to label the two mains co...

2 months ago
Forum
Energy Storage
Reply
RE: New Fogstar 15.5kWh upright solution

I'm finding it difficult to follow your descriptions. There are two different classes of grid-tied inverter: 1: Those which synchronise to the 50H...

2 months ago
Forum
Energy Storage
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