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Last seen: Oct 3, 2026
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)....
I am now coming across some complexity that seems to have developed with Vaillant heatpumps. I found this text about the claimed requirement: "Vail...
@l8again It seems you did very well. With our HG heat loss, we did not have anything proposed close to a SCOP of 4. Our heat loss is also outside...
Just wondering how you went in the end? A guaranteed 400% efficiency including hot water looked pretty good, did you have Heat Geek do the work? &n...
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