The EVSE Directory · Field sheet · Fluence / BESS · BESS-COM
BESS-COMBESS EMS comms loss
Verified 2026-07-301 field confirmsSeverity: medium ~75 min
Safety
Forcing chargers back online while the EMS is dark can push the depot past its coordinated energy limits — don't override the failsafe just to get sessions started faster.
Full procedure requires solo+
Symptom teaser: The BESS EMS loses communication with the PCS, site network, or historian, and depending on the failsafe configuration the EVSE feed defaults to a safe inhibit …
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