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Last seen: May 14, 2026
An earth fault on a TT derived supply (typically but not exclusively overhead lines) will often not trip an MCB/Fuse (or at least not disconnect the f...
@jamespa What I would think of as abnormal would be the heat pump cycling on every small blip in another otherwise fairly consistent OAT, as oppose...
I'd like to highlight two points. 1. Regarding SPDs Most electricians are going to be guided by manufactures instructions and the IET's BS7671. ...
No, I was trying to explain that an RCBO has the functions of an MCB and RCD combined in to a single device. See @transparent 's various replies fo...
I'll let @transparent reply to the points in the above posts as they appear knowledgeable and doing a good job of sorting out the confusion that has o...
The photos show a 16A, C curve, type A RCBO. A RCBO combines the function of an RCD and MCB. The RCD component of the breaker is Type A, 30mA. T...
We recently (Aug 25) had a Grant Aeorana 3 installed under a Eco grant. Initially set with 48degC fixed flow temp for space heating no schedule jus...
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Degrees of Separation
Latest Posts
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RE: Is it just me, or does tradesperson timekeeping and communication drive you absolutely mad?
Yes, and I would suggest likely to get worse with more ...
By Batpred , 4 hours ago
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RE: Electricity price predictions
This topic seems more suitable for this thread... I a...
By Batpred , 4 hours ago
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RE: Why are ASHP installs so expensive?
It is clearly difficult to say, there must be cases whe...
By Batpred , 4 hours ago
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RE: Who's your electricity provider and what's your tariff?
Hi all, I'm new to this game having spent the last 25...
By gz00 , 5 hours ago
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RE: Panasonic Free Multi Z and Etherea Internal units.
@dgclimatecontrol Thank you for that information and re...
By Toodles , 9 hours ago
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RE: My Kronoterm Adapt 0312 ASHP is finally installed!
@editor It was serendipitous really. Both my wife and I...
By tomasmcguinness , 14 hours ago
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@mrkfm, I'd also suggest that whenever you're ready, st...
By Mars , 1 day ago
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RE: Are you planning to use a wood burner to supplement your central heating this winter?
I use my stove daily for backup and comfort. Definitely...
By Margarethomas , 1 day ago
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@rob-of-york Thanks. I wish I'd started on this site as...
By mrkfm , 1 day ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@downfield I just checked this morning and OE just r...
By Papahuhu , 1 day ago
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RE: Passiv Smart Thermostat - Help & Forum Support
Thanks Will. I'll probably be a week or so before get...
By Singlespeed , 2 days ago
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RE: Cooling using an air to water heat pump
From experience this summer, a single-split A2A unit on...
By Rob of York , 2 days ago
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Analysis of the economics of switching to an A2W ASHP compared to other heat sources
This post aims to analyse the economics of installing, ...
By Rob of York , 3 days ago
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RE: Cooling with air to water heat pumps
@editor does that mean you have to have two separate ex...
By mrkfm , 4 days ago
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