Computer-related circuit breaker tripping issue
quentin2121 Posted messages 9063 Registration date Status Member Last intervention -
Hello,
I have a problem since recently when I turn on my desktop PC, after a while, shortly after starting it, the circuit breaker trips. I want to point out that my PC was working fine before and that no matter which room in the house I'm in, my PC always ends up tripping the circuit breaker of the room after it's turned on.
14 answers
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flo88 Posted messages 28483 Registration date Status Contributor Last intervention Ambassadeur 5 168
after moving the PC to my parents' house to test it (it never tripped there)
Even though no one asked the question, this information should have been specified in the first post.....
The problem is not the PC but rather your electrical installation or the way you're plugging in your outlets, as I implied in post 6.
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Waiting for other responses; I'm attracting trolls.... -
More specifically, I can turn on the PC without anything happening, but if I use it and launch an application, for example, the circuit breaker trips.
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Hello
This isn't a PC crash, it's a building electrical issue.
Yes, a power outage; it was still working before the outage.
It consumes like a big heating device,
or there's a short circuit/isolation problem.
Ground circuit issue in the house.
Try to isolate a faulty component.
A power supply cable/PC power cable or a screen power cable, or the PC or the screen, or a power strip, or an extension cord.
Everything must be connected to ground, but it also needs to be of good quality.
If a PC power supply blows a fuse, we don't try to repair it unless it's too high a consumption for the circuit breaker, then we replace it.
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This house has several PCs, but only mine keeps tripping the circuit, despite several tests with other outlets or a different power strip; the problem continues. For example, I just restarted my PC for maybe 5 to 10 minutes and then the circuit breaker tripped again. Could the problem be coming from my power supply? Even though I don't understand why the power doesn't trip immediately upon launching the PC.
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Hello,
Apparently, a component of the PC (power supply?... ) is short-circuiting after a period of use... and triggering the circuit breaker...
In short, only a workshop check would determine which component is truly "the cause of..." and how to address it...
In the meantime, it's best not to use the PC too much (try to) ... A tripping is there to protect against risks, both of aggravation and fire...
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Thank you for your responses. I will try to replace the power supply with a new one, hoping that this will solve my problem.
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Hello,
I'm back because I still have my issue with the PC that trips the circuit breaker after some time of use. I changed the power supply of the PC, but the problem persists. It always ends up tripping the breaker, even though it starts up and works properly for maybe 3 to 5 minutes, and then suddenly the breaker trips.
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Hi
Sorry but I'm not an expert in the field.
I only know about faults in the power supply or it being too powerful for the circuit breaker.
The rest, dangerous anomalies, are a bit difficult to control.
Normally, if there's a fault in the PC, the power supply cuts off, at least for the recent ones with protections that didn't exist before. Nothing downstream is connected to the mains except for a very gross wiring error that corresponds to an abnormal modification.
A PC that overheats doesn't blow mains fuses, for example.
The internal securities of the PC shouldn't rely on a mains fuse blowing, so that's abnormal.
Which country is it, 110v or 240v? Even that, the latest power supplies adapt, but you still need to check that it's clearly written on it.
I'm in France, 230v 16A for household outlet circuit breakers, which makes 3680 Watts theoretically on the breaker. For a PC to consume that much, it needs specific numbers; the power supply should indicate less since it should handle all the current of the PC. It's really rare for an individual to have a PC that consumes that much. All components, the diameter of all wires, all terminals, must be very widely dimensioned throughout the apartment as well.
I agree with xileh, from a distance I insist it might hide a dangerous situation for individuals.
Changing the power supply should, in principle, be within the reach of a usual PC user with precautions that are very widespread in the population.
More thorough electrical checks in the household should be done by an electrician, even if the cause is within the PC.
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Bot bot Alix, oh my, the one who answers with AI really needs to proofread a bit, right? It's unbelievable, it's crazy. If you can't respond to a post, just don't respond!!!
Call an electrician, he will inspect the PC, its power supply even if it's new, its cause-and-effect relationships, and other nearby parts in the computer case.
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Hello
No, it's not AI, but we can't see from the forum what's wrong with his setup, we can't tell him to test the PC like usual if it's causing a short circuit.
If he wants to fix it, he needs to take extra precautions like in a workshop with bench power supplies, high sensitivity circuit breakers, protections for high voltages, short circuits, fires; nothing is left unattended, especially with children around. And specialized control devices can be used. It's better to have the housing ground checked even if you're looking for a malfunction in the PC.
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Re
Here it is, the circuit breaker trips and 3/4 of the checks are not in the PC.
Voltage spikes are not due to the PC, ground fault is not due to the PC, another device consuming next to it is not due to the PC, circuit breaker is not suitable for the PC's consumption or defective, not due to the PC.
I mention the excessive consumption of this PC with an example of watts, to avoid putting a power supply that is too powerful on the circuit of the circuit breaker.
https://www.habitatpresto.com/mag/electricite/disjoncteur-qui-saute
There remains in the PC a short circuit and ground fault> we open it, but changing the power supply replaced 90% of the sector safety features in the PC and normally allowed us to check the connections and look for possible short circuits or ground faults.
If not found during disassembly, see an electrician.
"Device overheating..." for a building electrician it uses too much or wires burn, but the PC power supply replaced and adapted to the PC's consumption provides a verifiable limit, if the PC "overheats" too much for CPU or graphics card, it is at maximum the power supply or the PC that shuts down, not the circuit breaker that trips in this case.
A PC power supply is not a fridge at 230V with a motor and large capacitors that can be defective, especially if it is new or if we have tried 2.
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Hello,
I just reread the entire thread and I don't see anywhere that you changed the power cable.
You may have done it. Otherwise, it needs to be tested.
What one clearly conceives can easily be expressed,
And the words to say it come readily.
(Boileau) -
Hello, after moving the PC to my parents' place to test it (it never tripped the circuit there) and bringing it back home, the PC doesn't seem to trip the circuit breaker anymore. I don't know if a cable was misplaced inside and caused a short circuit, I'm waiting a few days to see if it happens again.
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Hello,
A blown circuit breaker is something that often happens.
I believe my recommendation would be to have it replaced by a professional. -
Hello
If it's about bipolar circuit breakers limited to the power supply of the PC, it's a short circuit, but if it doesn't trip elsewhere, your electrical equipment needs to be analyzed urgently.
A ground fault first trips the residual current circuit breaker.
An electronic component on the motherboard may be suspected, it needs to be looked at closely... if the power supply is new. -
Hello
There remains one possibility, even if it's a bit far-fetched.
The Linky meter, which can be controlled remotely, especially if you've just moved in.
If, rightly or wrongly, for a time the allowed power was reduced, “limited,” and doesn’t correspond or no longer corresponds for a while to what you thought was available, I believe it "cuts off" if you exceed a threshold, perhaps lower than normal. I don’t know if it trips the circuit but it’s quite possible, forcing you to limit the instantaneous consumption – that’s the point.
If, for example, the previous occupant isn’t paying anymore, which is fine for him since he’s no longer there, and because of that they reduced the allowed power before restoring it when they realized there was a new occupant who pays, it could explain why an additional PC caused a trip for a while, then no longer trips.
Really far-fetched but still logical.
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I agree with you Alix, we need to contact EDF. If it comes from them, ask for a commercial gesture, because they should warn the user before taking action! I also think that on this part of your circuit breaker, it works by circuit. If you exceed the handling power that this sector can support, your PC is the culprit. Why now and not before? Probably because of the Linky meter and its monitoring by EDF. You will have the option to change your PC to a less overloaded circuit, to test it of course, by plugging in a hairdryer or a device that consumes as much as your tower. You understand what I mean, I had this issue myself with a circular saw. You can also leave the PC in your room and with a discreet extension cord, plug it in somewhere else. Good luck!
Hello,
@ alix and @ quentin2121
1) Firelag did write that it was the circuit breaker that cut the power, not the Linky.
2) The minimum subscription offered by EDF is 3 kVA (so about 3000W).
Knowing that a gaming PC consumes on average around 1000 W, depending on its equipment, we are far from being in overconsumption.
3) And finally, the electricity supplier does not play around with modifying the delivered power, which would mean modifying the contract, without informing the consumer.
We are simply facing an issue with electrical supply: faulty cable, poor insulation of the power supply unit, etc.
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Indeed: the cut does exist in the Linky meter, but... the laws have changed several times since April 1, 2022. There was indeed a period of 5 days where they limited when they could not reach the customer after a payment default, as seen on this "outdated" information page.
https://www.service-public.fr/particuliers/actualites/A16433
Before a cut or a termination, a minimum period of 60 days of power reduction down to 1 kVA
This minimum supply of 1 kVA allows for the maintenance of certain essential electricity uses: lighting, operation of household appliances (refrigerator, freezer...), charging electronic devices.
Indeed, EDF replaced electricity cuts in case of non-payment with a power limitation to 1 kVA since April 1, 2022.
(And installers report that from time to time they have encountered surprises with this setting falling back to 1 kVA):
https://forum.hardware.fr/hfr/Discussions/Actualite/deploiement-fonctionnement-reprendre-sujet_112936_476.htm#t63964151
Officially no, but it sometimes happens when installing a Linky. It goes to 1 kVA because of "bad payer", I can't remember the official term for it, it has a name.
So officially it should not happen without notifying the customer.
And it does not cut off the circuit breakers:
https://forum.hardware.fr/hfr/Discussions/Actualite/deploiement-fonctionnement-reprendre-sujet_112936_476.htm#t63963932
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You are right. If the power is reduced, it makes the link meter trip, well the circuit breaker for the sector, room by room, bedroom, or kitchen, or living room! Firelag changed its power supply to a new one, it doesn't trip the meter at other people's places... this clearly shows that it comes from EDF, and from the power that this sector of the circuit breaker can support! In this case, test what other rooms in the house can support in electric power!
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