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Changes for page 4 Common function of VB

Last modified by Theodore Xu on 2025/02/27 09:58
From version 32.1
edited by Theodore Xu
on 2024/04/23 10:49
Change comment: There is no comment for this version
To version 33.1
edited by Theodore Xu
on 2024/04/23 19:49
Change comment: There is no comment for this version

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... ... @@ -444,8 +444,11 @@
444 444  
445 445  = **EMC** =
446 446  
447 - The input terminal of the inverter has EMC screw access option. This screw can be removed when the input power supply encounters electromagnetic interference, and in most cases does not need to be removed.
447 + The input terminal of the inverter has EMC screw access option.
448 448  
449 +* EMC Screws Installation Role: Filter out the common mode interference signals on the input side to the ground.
450 +* Role of removing EMC screws: When the grounding of the whole equipment system is unstable, it is easy for the interference signal to enter the input terminal of the VFD, which leads to the inaccurate operation of the terminal motor, and then it is necessary to remove the EMC screws on the machine in order to solve the influence of external interference.
451 +
449 449  (% style="text-align:center" %)
450 450  [[image:企业微信截图_16890580824807.png||height="394" width="284"]]
451 451