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Learn EVSE field triage
Free primers for new techs and a fast map for experienced ones. Every page ends in a field action and links into free guides and fault samples—not consumer EV lifestyle content.
01EVSE levels and how tickets present
~8 minAC L2 vs DCFC vs depot stack — what the first five minutes of a ticket should tell you.
02Reading OCPP StatusNotification
~10 minFaulted, Unavailable, SuspendedEVSE — extract errorCode and vendor strings without drowning in the CSMS.
03CCS session stages in the field
~10 minSLAC → SDP → CableCheck → PreCharge → CurrentDemand mapped to what you see on the gun and HMI.
04Safety and LOTO boundary for EVSE techs
~8 minWhat you own, what the electrician owns, and what you never defeat on a live site.
05Site power vs charger fault
~9 minWhen undervoltage, phase loss, and LMS caps wear an EVSE mask — and how to prove it.
06How to use The EVSE Directory
~6 minSearch, brands, free samples, guides, and when Solo unlocks the full corpus.
Next: Protocol guides · Field Help FAQ · Fault database
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