ᐅ House electricity consumption – what is your usage?

Created on: 6 Oct 2020 06:29
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chewbacca123
Good morning everyone,
I wanted to ask what your house’s electricity consumption is at night when everything is quiet and sleeping, so what is running continuously?

We have a newly built house, moved in summer 2019. Our building services include underfloor heating (air-to-water heat pump), controlled mechanical ventilation (runs at full power 3 times a day for 2 hours each, then reduced), a photovoltaic system, and otherwise the usual nighttime appliances (phone charger plugged into USB outlet, e-bikes charging occasionally, 2 TVs on standby, Alexas on standby, etc.).

At night, we have a continuous consumption of about 232W (with ventilation running at reduced power and when the heat pump is not producing). I can see this in the app for the photovoltaic system. From 0:00 to 6:30 a.m. we consume about 2.8 kWh.

How about you?

Best regards
B
Bookstar
16 Dec 2020 12:27
Zaba12 schrieb:

Too bad. I assumed that the network consumption would be displayed as well, like it is for me. Because I suspect I need to optimize my heat pump. The compressor cycles seem to occur too frequently per hour. Nearly 10,000 kWh over 1.5 years is definitely too much without having any expertise.

It seems to be the same heating system as ours. The compressor run time on your system is disastrous. We had the same issue, but improved from 10 minutes to 55 minutes.

With the way your system is set up, the compressor will likely fail in a maximum of 7 years. You’re in for a large repair bill involving four-figure costs. Definitely take action as soon as possible.
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halmi
16 Dec 2020 12:28
No idea if I'm missing something here, but I see the same on my pictures as you do.

Your heating system is really in a bad shape, of course. Ours is now exactly one year old, and I have 615 compressor impulses and an average runtime of 6.x hours.

edit: It's actually 620 impulses

Mobile App: List of operating hours of various components (VD1, ZWE1, WP, heating, hot water) with values.
Ötzi Ötztaler
16 Dec 2020 12:46
Zaba12 schrieb:

Too bad. I thought the grid consumption would also be displayed, like it is for me. I suspect that I need to optimize my heat pump. The compressor cycles seem to me to occur too frequently per hour. Almost 10,000 kWh (10 MWh) in 1.5 years is definitely too much without having any real knowledge.

What exact model do you have?
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guckuck2
16 Dec 2020 12:52
Well, if there are too many cycles, first check the hysteresis and continue monitoring. It’s not that complicated.
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Zaba12
16 Dec 2020 12:57
Ötzi Ötztaler schrieb:

What exact model do you have?
Yes, I will do that after Christmas. It is an Alpha Innotec LWD 70A-HTD.

Until now, I never really dealt with heat pump technology or technical terms—up to this point, that is.
tomtom7916 Dec 2020 12:59
This heat pump is often discussed in the pink forum, and you will definitely get help there.