Basics and glossary
What is OCPP and why does it matter?
What is OCPP? How a charger talks to the management system, how versions 1.6 and 2.0.1 differ, and what to ask when buying a charger.
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Basics and glossary
OCPP, MID, power management: terms worth knowing.
Basics and glossaryMID meters and EV charging billing
What a MID meter in a charger is, how to recognise one, when it matters for passing on charging costs, and how the meter reading gets into the bill.
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Basics and glossaryAC or DC charger: which to choose for a building
AC or DC charger? The differences, real charging times, costs and connection capacity — and why AC is usually enough for apartments, offices and hotels.
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Basics and glossaryEV charger power: 11 kW or 22 kW?
Which EV charger power to choose: 7.4, 11 or 22 kW? What limits real charging power, how much range an hour adds and when 22 kW makes no sense.
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Basics and glossaryEV charger without internet: M2M SIM card
EV charger with no internet in the garage? How M2M SIM connectivity works, when to choose a cable and when LTE, and what it costs with Domena Power.
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Basics and glossaryEV charger load balancing: power management
EV charger load balancing in practice: how dynamic power management shares power between cars, how many points fit on a connection and whether charging slows.
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