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NJT

@njt

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Estimable Member

Joined: Aug 6, 2024
Last seen: Sep 12, 2025

Topics: 2 / Replies: 55

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RE: Heat pump install overloads home fuse - 80A limitations

@old_scientist Yes NG for me too. They even rang me up 2 days after application was sent in to say "I thought you like to know it was accepted"...

1 year ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Heat pump install overloads home fuse - 80A limitations

@old_scientist I've had the DNO application back and they've passed it. Taking out the 40A electric shower made it ok. When I say take out, I ...

1 year ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Heat pump install overloads home fuse - 80A limitations

Fingers crossed I think we're on our way. After a few emails to octopus they have supposedly sent a revised application for a heat pump to the DNO ...

1 year ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Octopus Energy - Free Electricity!

@toodles 👍

1 year ago

Forum

Electricity, Tariffs, Monitoring & Providers

RE: Octopus Energy - Free Electricity!

@majordennisbloodnok I haven't opted in to any of the free days yet. I didn't like the wording "above normal use". Or something similar.

1 year ago

Forum

Electricity, Tariffs, Monitoring & Providers

RE: Octopus Energy - Free Electricity!

Definitely a lot of excess electricity about as Octopus Agile tariff is paying me tomorrow between 10.30am and 3pm for anything I use.

1 year ago

Forum

Electricity, Tariffs, Monitoring & Providers

RE: Heat pump install overloads home fuse - 80A limitations

@editor Hi Mars, Very interesting read. An 100A fuse would have made my life much easier. I just applied to the DNO for a fuse upgrade as oc...

1 year ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Heat pump install overloads home fuse - 80A limitations

@dougmlancs I'll have to go down that route I suspect. If octopus ever get back to me again, I'll suggest taking it out of the calculations then...

1 year ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Heat pump install overloads home fuse - 80A limitations

@editor That would make my situation easier, but they were adamant they will only fit 80A max. If I want more I'll have to pay to have 3 phase fitt...

1 year ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Heat pump install overloads home fuse - 80A limitations

@editor Hi, My DNO is National Grid (West Midlands area). I had a 60A fuse, they came out but would only replace it with an 80A fuse. All at n...

1 year ago

Forum

Air Source Heat Pumps (ASHPs)

RE: Heat pump install overloads home fuse.

@allyfish I rang our DNO on Friday they did the 60A to 80A swap on the Monday free. Did your heat pump require an electrical amp test? I don't...

1 year ago

Forum