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High Electricity Bills: Evaluating Power Consumption of Old Refrigerators - 800kWh/year?

Marcin2900 21024 9
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Treść została przetłumaczona polish » english Zobacz oryginalną wersję tematu
  • #1 16723927
    Marcin2900
    Level 1  
    Hello. This is my first post. If in the wrong department I apologize in advance.
    But I have a certain big problem I think.

    I often received high electricity bills related to its large use.

    But recently I stated that maybe this is the reason for old household appliances, refrigerators.
    Taking advantage of the opportunity that I went away for over 3 days, I literally turned off everything from the socket at home that I could.
    Only the fridge and oven were included. (The time is displayed on the oven, but was not used completely).

    When leaving the house I took a meter reading and when I returned after 3 days (exactly 80h), I wrote down again.

    And now it came out generally so that it downloaded during these 80h:
    4.5 kWh (day rate) and 2.9 kWh (night rate).
    So a total of 7.4 kWh per 80h.

    As the month has 30 days or 720h, I made a simple estimate that the fridge takes about 67 kWh a month, or about 800 kWh a year !!

    It is known that this is subject to a large margin of error, because the oven was turned on (as I mentioned was the time displayed), but I think max. there, up to 10% used what the fridge, so we are dealing here with the use of over 700kWh by the energy fridge.

    Is it possible that the fridge takes so much, I rather doubt that someone would "take" the electricity from me. I'm a bit shocked by this result.

    Oh, the fridge is some Snaige, it's calmly over 10 years, if not 15.
    One more point I would like to clarify:
    1) Is, for example, the light switch on, but there is no light bulb or installation, only cables covered with tape, can this current go and the meter beats?
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    #2 16723937
    szkieletor11111
    Level 23  
    Like an old fridge, of course it can draw so much power.
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    #3 16723939
    sanfran
    Network and Internet specialist
    Enter on the website, "digital wattmeter", see which offer suits you, buy and connect a fridge and measure energy consumption.
    My house at "idling" consumes 250 W (power supplies, internet, set-top boxes, clocks, aquarium but without a fridge) so it comes out that I have consumption of about 6 kWh per day for "good morning".
    This consumption is indicated by a clamp ammeter and is consistent with what the meter shows on its display.
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  • #4 16731121
    rafbid
    Level 33  
    And the fridge cools well? Maybe the refrigerant is not enough and it works more often.
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  • #5 16732541
    Peter134
    Level 18  
    The first problem is why 4.5kWh during the day and 2.9kWh at night which gives 1.6kWh difference, if according to the author only the fridge and the oven (or rather the watch) work, so the indications should be the same. Possibly, the fridge is leaking and pulls warm air inside, the question is whether the author was heating the house at that time or not, because if not then the difference in consumption is understandable because it is warmer during the day than at night.
  • #6 16732617
    lukiiiii
    Level 29  
    For information: once my old Lithuanian fridge was feeding 1.1 Kwh per day, new gorenje 170cm 0.7 Kwh
  • #7 16732684
    electroshock
    Level 13  
    Marcin2900 I think you have a fairly normal result. I get the average of several months 3.4KWh per day for the whole house, or 102KWh per month. New Samsung fridge, no electric water heaters because they generate the highest costs. Buy an energy meter, as sanfran wrote, allows, for example, to find out how much one washing in a "machine" or lawn mowing costs.
  • #8 16732747
    Chris_W

    Level 39  
    If the fridge has bought so much it means that it does not turn off at all. So either a leaky door, little gas or a faulty thermostat, maybe the setting is such that there is no way to rest.
  • #9 16733030
    Darom
    Electrician specialist
    Chris_W wrote:
    If the fridge has bought so much it means that it does not turn off at all. So either a leaky door, little gas or a faulty thermostat, maybe the setting is such that there is no way to rest.


    Often, a leaking door (damaged magnetic seal) causes such symptoms.

    pzdr
    -DAREK-
  • #10 16741144
    koscik
    Level 14  
    Hello
    According to me, the fridge practically doesn't turn off.
    1. Lack of factor and hence continuous operation
    2. A suspended regulator, especially in those with bellows, was repaired in a Polar fridge.
    3. Worn seals or door not closed.
    4. Lack of ventilation for the radiator (max to the wall or obstructed ventilation openings)

    As for the differences in consumption on two tariffs, the night tariff is not equal to the daily tariff I had 16h day / 8h night of which 2h were daytime.

Topic summary

High electricity bills may be attributed to old refrigerators, which can consume significant power. A user measured their refrigerator's consumption, estimating it at approximately 800 kWh per year based on readings taken over 80 hours. Responses highlighted potential issues such as a faulty thermostat, leaking door seals, insufficient refrigerant, and lack of ventilation, all of which could cause continuous operation and increased energy usage. Suggestions included using a digital wattmeter to measure actual consumption and checking for common problems that lead to inefficiency.
Summary generated by the language model.
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