Checking front communication link operation - Arc protection - Bay control and measurement - Merging unit - Operation Manual - SMU615 Substation Merging Unit - 1.0 - IEC - ANSI - 06.06.2023

SMU615 Operation Manual

  • To verify front communication, check that both LEDs above the RJ-45 communication port are lit.
Table 1. Front communication LEDs

LED

Communication ok

Uplink

Steady green light

Communication

Flashing yellow light