Fault database
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OCPP-F05Cross-brand / Protocol · DC Fast ChargersFree sampleMeterValues missing during session
MeterValues missing during session — energy runs locally but CSMS billing/telemetry shows gaps or zero MeterValues. protocol field note: keep evidence scrubbed and prove the ranked cause before module RMA on OCPP-F05.
MET-01Cross-brand / Protocol · DC Fast ChargersFree sampleEnergy meter CRC error
Energy meter CRC error (MET-01) — Metering field fault. Stay OEM-agnostic until the protocol stage pins a hardware path; capture SECC/OCPP/vehicle evidence before opening the cabinet.
MET-02Cross-brand / Protocol · DC Fast ChargersFree sampleCT polarity reversed after service
CT polarity reversed after service (MET-02) — Metering field fault. Stay OEM-agnostic until the protocol stage pins a hardware path; capture SECC/OCPP/vehicle evidence before opening the cabinet.
MET-03Cross-brand / Protocol · DC Fast Chargers solo+kWh under-report vs utility CT
kWh under-report vs utility CT (MET-03) — Metering field fault. Stay OEM-agnostic until the protocol stage pins a hardwa…
ABB-T184-METABB · Terra 184 · DC Fast Chargers solo+Energy register jump
Terra 184 energy register jump — metering discontinuity; billing/integrity before power RMA. Field techs should correlat…
SIE-SD-METSiemens · Sicharge D · DC Fast Chargers solo+MID meter fault
Siemens Sicharge D's MID fiscal meter reports a fault that either blocks billed sessions entirely or produces incorrect …
FLO-ST-METFlo · Smart Two · AC Level 2 solo+Smart Two meter error
Flo Smart Two reports a meter/measurement error mid-session or at start: the app or station LED shows a metering fault, …
SWG-CTEaton · Switchgear solo+CT wiring reversed after CT swap
A current transformer (CT) was recently swapped and its wiring is reversed — metering, load management, or protection sy…