OCPP 2.1 Schemas — Bidirectional

Functional Block: Q

Types Reference: Shared types referenced below are defined in OCPP-2.1-DataTypes.md.
Types used only within this block are documented inline below.

#Messages

NotifyAllowedEnergyTransfer (CSMS → CS)
AFRRSignal (CSMS → CS)

#NotifyAllowedEnergyTransfer

Direction: CSMS → CS

#NotifyAllowedEnergyTransferRequest

Field	Type	Required	Constraints	Description
`allowedEnergyTransfer`	EnergyTransferModeEnumType[]	Yes	minItems: 1	Modes of energy transfer that are accepted by CSMS.
`transactionId`	string	Yes	maxLength: 36	The transaction for which the allowed energy transfer is allowed.
`customData`	CustomDataType	No

Example NotifyAllowedEnergyTransferRequest

{
  "allowedEnergyTransfer": [
    "AC_single_phase"
  ],
  "transactionId": "string"
}

#NotifyAllowedEnergyTransferResponse

Field	Type	Required
`status`	NotifyAllowedEnergyTransferStatusEnumType	Yes
`statusInfo`	StatusInfoType	No
`customData`	CustomDataType	No

#AFRRSignal

Direction: CSMS → CS

#AFRRSignalRequest

Field	Type	Required	Description
`signal`	integer	Yes	Value of signal in v2xSignalWattCurve.
`timestamp`	string (date-time)	Yes	Time when signal becomes active.
`customData`	CustomDataType	No

Example AFRRSignalRequest

{
  "signal": 0,
  "timestamp": "2024-01-15T10:30:00Z"
}

#AFRRSignalResponse

Field	Type	Required
`status`	GenericStatusEnumType	Yes
`statusInfo`	StatusInfoType	No
`customData`	CustomDataType	No

#Local Types

Types used only within this block's messages.

#NotifyAllowedEnergyTransferStatusEnumType

Value
`Accepted`
`Rejected`

Used in: NotifyAllowedEnergyTransfer