Uptime

The share of time a charger was technically able to charge.

Explained in

EV charging fundamentals · Stop 06Why does a charging session sometimes not start?Five places where a session can stop: vehicle, charger, connectivity, backend and payment. How operators diagnose remotely, and what uptime measures.

Uptime measures whether a charge point was technically able to charge. Session success measures whether individual sessions started and finished. Both matter, and operators track them separately, because a charger can be available while a particular vehicle model has trouble starting a session.

From “Uptime and session success”, stop 06

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  4. Business models · Stop 05How do hardware and software providers earn?Recurring rather than one-off