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wikiblog:powernoise:index [2023/04/20 15:17] COMFILE Technology |
wikiblog:powernoise:index [2023/04/20 15:21] (current) COMFILE Technology |
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====== Prevent Surge and noise on the Power Input line ====== | ====== Prevent Surge and noise on the Power Input line ====== | ||
- | In front of Power needs SPD (Surge Protect Device). A surge protector is a device to give any voltage surge in a power source a safe path to ground. As can be seen in the following photograph, a surge protector is always installed in most industrial control panels. | + | A Surge Protection Device (SPD) should be installed after the power supply. A surge protector is a device to give any voltage surge in a power source a safe path to ground. As can be seen in the following photograph, a surge protector is always installed in most industrial control panels. |
{{ :powernoise:spd.png?nolink |}} | {{ :powernoise:spd.png?nolink |}} | ||
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{{ :powernoise:noise_filter.png?nolink |}} | {{ :powernoise:noise_filter.png?nolink |}} | ||
- | Be sure to select the correct size of SMPS. Usually 2 ~3 times larger SMPS is recommended. | + | Be sure to select the correct size of Switch Mode Power Supply (SMPS). Usually 2 ~ 3 times larger is recommended. |
{{ :powernoise:smps1.png?nolink |}} | {{ :powernoise:smps1.png?nolink |}} | ||
- | If your system is unstable now, consider adding a SPD, noise filter, and/or lager size SMPS. | + | If your system is unstable now, consider adding a SPD, noise filter, and/or larger SMPS. |
[[wikiblog:index|Charles's Blog]] | [[wikiblog:index|Charles's Blog]] | ||