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Tyler RamseyAug 12, 2025
What to do if Er16 appears during the parallel installation test of LEGRAND UPS?
- JjohncardenasAug 12, 2025
If an Er16 error appears during the parallel installation test of the LEGRAND UPS, it means there's a parameter setting conflict between the UPS units. Repeat the process described in the “parameters check” and ensure that the common settings are the same for each unit. Process test 1.1 and check each parameter to ensure the settings are the same between each unit.














