Noise solution during transformer installation

　　Transformer installation problems

　　Reason: Improper installation will aggravate transformer vibration and amplify transformer noise.

　　Judgment method: Content from: www.365zhanlan.com

　　(1) The transformer foundation is not firm or flat (one corner is hanging), or the base plate is too thin. (2) Using channel steel to support the transformer will increase noise.

　　Solution:

　　(1) The installation unit shall modify the original installation method.

　　(2) Adding anti-vibration rubber pads under the power transformer trolley can solve some of the noise.

　　Impact of the installation environment

　　Reason: The operating environment affects the noise of the transformer. An unfavorable environment increases the transformer noise by 3dB to 7dB.

　　Judgment method: Content from: China Electronics Easy Exhibition Network

　　(1) The transformer room is large and spacious, with no other equipment and an echo.

　　(2) The transformer is too close to the wall, less than 1 meter away. The transformer is placed in a corner, and the wall reflects the noise and the transformer is

　　The noise of the devices is superimposed, making the noise increase.

　　(3) The original oil-type transformer was used, and the replacement with dry-type transformer will affect the noise of the transformer.

　　It is relatively small, with an oil leakage chamber and an oil leakage hole, and the transformer is like being placed on a speaker.

　　Solution: Some sound-absorbing materials can be installed indoors.