CPMS

Charge point management system: the operator's software backend that monitors and controls the chargers. OCPP calls it the Central System in version 1.6 and the CSMS, charging station management system, from version 2.0.1 on.

Explained in

EV charging fundamentals · Stop 02Who are all the companies involved?Look closely at one charging moment and count the companies at work: site host, CPO, eMSP, software provider and grid operator.

The charge point management system authenticates, monitors and records everything that happens at the charger.

From “Five roles around one session”, stop 02

Also in

  1. OCPP in depth · Stop 03How do the OCPP versions differ?Same roles, new names
  1. OCPPOpen Charge Point Protocol: the open protocol between a charger and its operator's backend.
  2. CPOCharge point operator: runs the chargers, keeps them available and sells the charging service.
  3. eMSPE-mobility service provider: issues the charging card or app, sets the driver's price and sends the invoice.
  4. Site hostThe owner of the location, who provides the parking spaces for the chargers.