Useful OCPP keys for Smart AC Charger

Modified on Mon, 12 Jan at 3:57 PM

The table below only applies to Smart Charger line and lists mostly vendor-specific OCPP keys for changing the charger configuration remotely via OCPP.

For most changes to apply, a reboot (Hard Reset) is required and generally recommended. 

Table updated for firmware version 2.1.4 (Morek EV Tool, SD Card update methods).


OCPP KeyValueRead OnlyDescription
ChargerMode1/2/3NoAllows to change the Charge Mode remotely. 1 - APP, 2 - Offline RFID, 3 - Plug&Charge.
EnableOfflineDataInPnC0/1NoBy default, the charger only stores offline charging session data in APP Charge Mode. By setting this key to "1", you can modify its behavior to also save and later upload the data in Plug&Charge mode.
UnlockConnectorOn
EVSideDisconnect
true/falseNoRemotely control if the charger unlocks the cable after it's disconnected from the EV. Only relevant for Socket models. Useful for locking the cable in the socket. 
WIFIModuleVersionWx.x.xYesIndicates the WiFi firmware version in the charger. Useful for troubleshooting WiFi. The latest ATM is W2.3.0.
ChargerWifiMac-YesIndicates the MAC address of the WiFi interface. Useful for troubleshooting WiFi. 
MaxCurrent6-16 (11 kW)
6-32 (7.4/22kW)
NoGlobal output current (A) limit per phase. 
DLBMode0/1NoAllows remotely enabling/disabling DLB mode used with Hub.
ExternalLimitPowerEnable0/1NoRemotely enable/disable Power Distribution (DLM). 
ExternalLimitPowerWhole numberNoRemotely change the Home Power Current value - DLM current per phase limit (A). 
ExternalSamplingCurWring0/1NoRemotely change the Sampling Method for DLM. 0 - CTs, 1 - Power Meter.
PowerMeterAddrWhole numberNoRemotely change address the Power Meter uses for RS485 communication. Must correspond to address set in the Power Meter to work. 
GridCurrentIntervalWhole numberNoTime interval in seconds for the charger to send live Grid Current parameters obtained either from CTs or Power meter it's connected to. Uses DataTransfer. Set to 0 to disable. 
SolarMode0/1NoRemotely enable/disable Solar Mode. 0 - Disabled, 1 - ECO. 
SolarCurrentFromGridWhole number
>6
NoRemotely set the amount of current (A) per phase charger is allowed to pull from grid even when there is no energy Export from PV to Grid.
SolarStableTimeWhole number
>10
NoRemotely set the amount of time (s) charger waits before stopping/resuming the charge again when ECO mode is activated. 

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