Ocpp Backend - Siemens SICHARGE D Operating Instructions Manual

Description

3.16 OCPP backend

3.16 OCPP backend
The OCPP backend is used for interacting with the user, for controlling, and for handling the
charging transaction. This includes authentication, payment transactions, reservations, load
management, etc. The charging station meets the specification according to OCPP 1.6J. You
can find all details on this protocol at the following link:
(https://www.openchargealliance.org/downloads/)
The display and wording of the various functions may differ depending on the OCPP backend
used. Contact Siemens Support if you have questions about the compatibility of your backend
or you wish to have a compatibility test. See also the software manual
(8EM5907‑0AA00‑4AA6).
The following messages with associated functions from the Core,
Local Auth List Management, Firmware Management (partial) and Reservation profiles are
supported by the charging station.
OCPP messages with description of functions
Table 3-12 Core messages
Message
Authorize
BootNotification
ChangeAvailability
ChangeConfiguration
Clear Cache
DataTransfer
GetConfiguration
Heartbeat
MeterValues
RemoteStartTransaction
RemoteStopTransaction
Reset
StartTransaction
StatusNotification
StopTransaction
UnlockConnector
Table 3-13 Local Auth List Management Messages
Message
GetLocalListVersion
SendLocalList
60
Function
Query authorizations for starting or ending a charging process
Charging station sends information about its restart
Change availability of the charging station or charging port
Make change to configured parameters
Clear authentication cache
The charging station can be expanded by functionalities that are not
defined in the OCPP. These must be implemented as specific adaptation to
your system.
View configured parameters
Charging station sends ping
Charging station sends configurable list of measured values
Start a charging process via remote access
End a charging process via remote access
Initiate restart of charging station
Notification on the start of a charging process
Status transmission of the charging station or charging port
Notification about the end of a charging process
Unlocking of the charging cable on the part of the charging station
(This function is not supported)
Function
Output of the authorization list saved locally in the charging station
Overwriting the local authentication list
Operating Instructions, 11/2023, A5E50556539-AG
SICHARGE D