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Last seen: Jul 15, 2026
@allyfish Great to read how you managed it. My main suggestion would be to try to add more energy storage. When we get closer to removing gas, we w...
@transparent i just mean dc in the wire
In the case of our installation site, I see value in having the RCD fit, so we will have it. In many other cases, since I understand isolators are typ...
So would the presence of DC components require RCDs to be fit? Vaillant does not seem to be different from other heat pump manufacturers: they state t...
Vito Energy has information on their website about this Hager/Vaillant collaboration. Hager still shows some info in their website. Could it be tha...
@jamespa I suggested to have a Contactum RCBO and the installer´s anxiety was very clear! Obviously the Hager CU is worth it, to avoid the emergenc...
Yes, and by the looks of it, much of the paperwork is not even standardised. How complicated would it have been to mandate a single reusable heat loss...
@jamespa Yes, unfortunately our policymakers learned to be very cautious, as they are under funded and over reliant on industry. Consumers are pa...
Based on what I was told and read, because Vaillant and Hager collaborated to design this heatpump RCCB model. So marketing appears to have used that ...
@jamespa I fear the average installer will not question it. The way it was explained to me is that it is required by Vaillant for the warranty. But...
I just came across the gov.uk announcement. They did not even managed to get MCS in line, this is what they quoted the head of MCS saying: "What ma...
@jamespa Vaillant have specific requirements in term of RCD type and MCB curve. Contactum sell these types of RCBOs in 16A for £25 (in boxes of 5)....
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Degrees of Separation
Latest Posts
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RE: Samsung heat pump - data cable issue
@steveimpey, I wouldn't say Cat6 cable is only designed...
By Majordennisbloodnok , 41 minutes ago
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RE: Rate the quality of your heat pump design and installation
I'm kind of at the end of my heat pump installation now...
By JandP , 1 hour ago
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RE: MCS Quality Audit – Has Anyone Had One? Did It Lead to Remediation?
I got hit with an RHI audit in 2022. It was far from c...
By Abernyte , 2 hours ago
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RE: Electricity price predictions
@papahuhu Groucho Marx had something to say about no...
By Toodles , 4 hours ago
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Given the way radiation and convection effects don't wo...
By Majordennisbloodnok , 6 hours ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
@jamespa haha very true, although the engineer yesterda...
By swwils , 10 hours ago
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RE: Vaillant Arotherm Pro vs new Plus
One of the test modes in the installer menu forces it t...
By JamesPa , 23 hours ago
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RE: What a difference a few degrees make.
Wow. Having accepted the challenge, I ran the cold tap ...
By Old_Scientist , 1 day ago
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RE: HeatPump maintenance in Swindon area?
@vince31 have you tried using our finder:/p>
By Mars , 1 day ago
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Looking for beta testers for a new homeowner heat pump tool
Over the past few months I've been building a brand new...
By Mars , 1 day ago
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RE: Indevolt Batteries UK Support & Info Thread
It depends on how you configure it via the app. The ma...
By JamesPa , 1 day ago
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RE: Renewables & Heat Pumps in the News
Be interesting if this results in any wider changes to ...
By Jeff , 2 days ago
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