ᐅ Heat pump on a separate meter or combined with household electricity

Created on: 3 Apr 2016 12:44
P
Plasi
Hello

We are now considering whether to run the heat pump on a separate heat pump meter or to connect it normally to the household electricity supply.

What additional costs should we expect if we use a separate meter? The electricity costs are clear, but are there other fees, such as installation costs, that may apply?
Musketier4 Apr 2016 09:47
SirSydom schrieb:
Heat pump 19.0 cents no GG!).

With Maingau, there is only one provider that does not charge GG.
In the future, the prices for heat pump electricity will increase significantly because, due to a higher share of photovoltaic energy, there is less electricity available in winter. This leads to more expensive electricity having to be purchased from backup power plants.

I prefer to stay with Hamburg-Strom. Although I accepted the terms and conditions of Grünwelt/Stromio, I admittedly didn’t read them carefully enough 😳 and didn’t realize that running a heat pump is not allowed. But I’m acting the same way as @Sebastian79—if the electricity provider has a problem with it, they can cancel the contract.
f-pNo4 Apr 2016 10:52
Plasi schrieb:
Thank you very much.
Can I still save something if, according to the contract, two meters were planned?

A quick question about consumption:

Is it reasonable to assume about 2000 kWh for the heat pump consumption?

And about 2000 kWh for other consumers?

How exactly do you expect an answer to that question?
Electricity demand depends on many factors.
Which standard did you build to (which energy saving regulation applied)? Do you have KfW70, 55, 40, or 40+? How much heated floor area do you have? What are your personal electricity usage habits? Do you have a photovoltaic system? And so on.

Some numbers have already been provided here, but without any background information, you can’t draw many conclusions from them.

We built according to KfW 70, the older energy saving standard (from 2014), for about 170 sqm (1,830 sq ft).
In the first year, our heating electricity consumption was about 5,000 kWh. This includes the initial heating phase (screed drying). We have also done some fine adjustments in recent months. I estimate that the next bill will be around 3,500 to 4,000 kWh, possibly even lower.
Our household electricity consumption was about 1,800 kWh. However, we have a photovoltaic system on the roof with a high self-consumption rate.
In general, our household electricity usage has always been relatively low compared to our acquaintances (even in the rental apartment).

As I said, these numbers probably won’t help you much.
For household electricity, it’s best to use your current consumption as a reference. New appliances might save some electricity, while additional consumers (e.g., for outdoor systems) will increase it somewhat.
f-pNo4 Apr 2016 10:57
Musketier schrieb:
With Maingau, there is only one provider that does not charge a fixed basic fee.
In the future, electricity prices for heat pumps will likely rise significantly because, as the share of photovoltaic energy increases, less electricity will be available during winter, and more expensive reserve power plants will have to be used.

That’s correct – Maingau has no fixed basic fee.
I hope your prediction does not come true. I would be reluctant to switch now, unlike before (no fixed fees is an advantage). If they raise prices, we will have to see to what extent the savings on metering costs are "eaten up" by a price increase.

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