Hi everyone! I'm having a frustrating issue where my PC shuts down and restarts whenever there's a power outage, despite being connected to an inverter system. This only occurs when I'm running demanding tasks like 3D rendering or playing games. I've checked everything on the inverter side, but it still happens. Even brief power trips cause this issue, which doesn't occur with any other appliances I own, as the switch from grid to inverter is usually instant. Here are my PC specs for reference:
- TUF B650M Plus WiFi motherboard
- Ryzen 7950X processor
- RTX 3060 MSI graphics card
- Corsair Vengeance DDR5 RAM (32GB x 2)
- 750W power supply
- AIO 360mm liquid cooling
- 1TB SSD
- 2TB HDD
- Windows 11
2 Answers
The issue could be that your inverter has a slight delay in powering up. When you're running your PC under heavy load, if there's a power cut, the capacitors in your power supply can't compensate quick enough since they're draining rapidly under load. A UPS can help solve this by providing a more immediate power source.
It sounds like investing in a UPS (Uninterruptible Power Supply) might be a good idea for you. Your inverter's switch-over might not be fast enough, and a UPS can bridge that gap, providing almost instant backup power to your PC when the grid fails.

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