The ceiling lamp has two tubes side by side, one of which has not been installed for many years, and

Updated on Suspended ceilings 2024-02-26
2 answers
  1. Anonymous users2024-01-23

    It is not used all year round, and the debris between the positive and negative stages of the lampholder causes a short circuit. Such as cobwebs, dust, moisture and other factors.

  2. Anonymous users2024-01-22

    It must have been short-circuited and the insulation was destroyed.

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