AC voltage is not applied to power supply correctly.

Check Points Solutions Applicable Products
Wrong input connection?
For example, AC(L) or (N) is connected to FG terminal.
Check and correct the input connection if necessary. All Series
Is external fuse blown?
  1. (1) If the built-in fuse is blown, return the power supply to us for repair.
  2. (2) If the built-in fuse has no problem, change the external fuse to one that can withstand the inrush current of the power supply and has the same voltage/current rating as the built-in fuse.
All Series

Technical Product-related Inquires