Last seen: Jul 11, 2025
@derek-m has a reputation on this forum for tracking down manuals 😎 As for commissioning, are we correct in assuming that the ASHP external heat-pu...
Apologies... I too should always add the relevant photos! These are showing two different layout solutions for the same situation. Both use copper...
There are number of points to made here.I'm explaining in greater detail than you might need because others will come across this later. The two...
@longbyre Was this equipment bought from ESP with any form of government/MCS grant involved? This is important because the grant assistance isn'...
Any chunk of copper bar would achieve that specification! 😉 I usually look out for grade C101, which is 99.9% pure and used commercially for its h...
@misterb if your chosen electrician has fitted the equipment with approval from your DNO, then you should have received a copy of the letter which gav...
I think that's the correct conclusion. An MCB/MCCB is designed to trip at currents which are around 2x its rating. To provide protection for a sho...
As @chickenbig has replied in text, may I also do the same, but in graphics... Here is the twisted-pair configuration we're discussing, which is the...
OK, will do.I already have the right contacts in local government to make that approach to the area fire authority. On this evening's BBC TV news I ...
I'm disappointed if that's the case. The fitting of red/yellow rotary switches has been a requirement for houses with renewable generation/storage f...
Rotary switches, and their use by the Fire Brigade Well that's no good in a house that not only has storage batteries, but also a battery control...
Erm... that CT clamp is an input to the MP 3000-SE (Sofar's battery storage controller) rather than the pre-existing PV inverter.According to the manu...
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