EV Charging Knowledge Center

Technical guides about OCPP, CPO operations, smart charging and e-mobility.

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157articles

OCPP

OCPP Guide 87: Internet outage during charging — What It Is and How It Works

Practical OCPP guide to Internet outage during charging, covering protocol versions, field behaviour, security, troubleshooting, logs and operator checks.

2026-10-02Read more →

OCPP

OCPP Guide 86: Power outage during an OCPP session — What It Is and How It Works

Practical OCPP guide to Power outage during an OCPP session, covering protocol versions, field behaviour, security, troubleshooting, logs and operator checks.

2026-10-02Read more →

OCPP

OCPP Guide 85: Offline Transaction — What It Is and How It Works

Practical OCPP guide to Offline Transaction, covering protocol versions, field behaviour, security, troubleshooting, logs and operator checks.

2026-10-02Read more →

OCPP

OCPP Guide 84: Timestamp and UTC synchronization — What It Is and How It Works

Practical OCPP guide to Timestamp and UTC synchronization, covering protocol versions, field behaviour, security, troubleshooting, logs and operator checks.

2026-10-02Read more →

OCPP

OCPP Guide 83: Measurand — What It Is and How It Works

Practical OCPP guide to Measurand, covering protocol versions, field behaviour, security, troubleshooting, logs and operator checks.

2026-10-02Read more →

OCPP

OCPP Guide 82: Meter units: Wh, kWh, W, kW, A, V — What It Is and How It Works

Practical OCPP guide to Meter units: Wh, kWh, W, kW, A, V, covering protocol versions, field behaviour, security, troubleshooting, logs and operator checks.

2026-10-02Read more →

OCPP

OCPP Guide 81: SoC data missing — What It Is and How It Works

Practical OCPP guide to SoC data missing, covering protocol versions, field behaviour, security, troubleshooting, logs and operator checks.

2026-10-02Read more →

OCPP

OCPP Guide 80: MeterValues missing — What It Is and How It Works

Practical OCPP guide to MeterValues missing, covering protocol versions, field behaviour, security, troubleshooting, logs and operator checks.

2026-10-02Read more →

OCPP

OCPP Guide 79: RemoteStop Rejected — What It Is and How It Works

Practical OCPP guide to RemoteStop Rejected, covering protocol versions, field behaviour, security, troubleshooting, logs and operator checks.

2026-10-02Read more →

OCPP

OCPP Guide 78: RemoteStart Accepted but charging does not start — What It Is and How It Works

Practical OCPP guide to RemoteStart Accepted but charging does not start, covering protocol versions, field behaviour, security, troubleshooting, logs and operator checks.

2026-10-02Read more →

OCPP

OCPP Guide 77: Available but charging does not start — What It Is and How It Works

Practical OCPP guide to Available but charging does not start, covering protocol versions, field behaviour, security, troubleshooting, logs and operator checks.

2026-10-02Read more →

OCPP

OCPP Guide 76: Finishing status — What It Is and How It Works

Practical OCPP guide to Finishing status, covering protocol versions, field behaviour, security, troubleshooting, logs and operator checks.

2026-10-02Read more →