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{
"group": {
"desc": "DER Volt-Watt model.",
"groups": [
{
"comments": [
"Stored curve sets - Number of curve sets contained in NCrv - The first set is read-only and indicates the current settings."
],
"count": "NCrv",
"desc": "Stored curve sets.",
"groups": [
{
"comments": [
"Stored curve sets - curve points for each stored curve - Number of curve points contained in NPt"
],
"count": "NPt",
"desc": "Stored curve points.",
"label": "Stored Curve Points",
"name": "Pt",
"points": [
{
"access": "RW",
"desc": "Curve voltage point as percentage.",
"label": "Voltage Point",
"name": "V",
"sf": "V_SF",
"size": 1,
"type": "uint16",
"units": "VNomPct",
"standards": [
"IEEE 1547-2018"
],
"detail": "Internal curve conformance checks should be conducted when AdptCrvReq is set to 1, not on point writes."
},
{
"access": "RW",
"desc": "Active power in percent of rated active power.",
"label": "Dependent Reference",
"name": "W",
"sf": "DeptRef_SF",
"size": 1,
"type": "int16",
"units": "DeptRef",
"standards": [
"IEEE 1547-2018"
],
"detail": "Internal curve conformance checks should be conducted when AdptCrvReq is set to 1, not on point writes."
}
],
"type": "group"
}
],
"label": "Stored Curves",
"name": "Crv",
"points": [
{
"access": "RW",
"desc": "Number of active points.",
"label": "Active Points",
"mandatory": "M",
"name": "ActPt",
"size": 1,
"type": "uint16",
"standards": [
"IEEE 1547-2018"
]
},
{
"access": "RW",
"desc": "Curve dependent reference.",
"label": "Dependent Reference",
"mandatory": "M",
"name": "DeptRef",
"size": 1,
"symbols": [
{
"name": "W_MAX_PCT",
"value": 0
},
{
"name": "W_AVAL_PCT",
"value": 1
}
],
"type": "enum16",
"standards": [
"IEEE 1547-2018"
]
},
{
"access": "RW",
"desc": "Open loop response time.",
"label": "Open Loop Response Time",
"name": "RspTms",
"sf": "RspTms_SF",
"size": 2,
"type": "uint32",
"units": "Secs",
"standards": [
"IEEE 1547-2018"
]
},
{
"desc": "Curve read-write access.",
"label": "Curve Access",
"mandatory": "M",
"name": "ReadOnly",
"size": 1,
"static": "S",
"symbols": [
{
"desc": "Curve has read-write access.",
"label": "Read-Write Access",
"name": "RW",
"value": 0
},
{
"desc": "Curve has read-only access.",
"label": "Read-Only Access",
"name": "R",
"value": 1
}
],
"type": "enum16",
"standards": [
"IEEE 1547-2018"
]
}
],
"type": "group"
}
],
"label": "DER Volt-Watt",
"name": "DERVoltWatt",
"points": [
{
"desc": "DER Volt-Watt model ID.",
"label": "Model ID",
"mandatory": "M",
"name": "ID",
"size": 1,
"static": "S",
"type": "uint16",
"value": 706,
"standards": [
"IEEE 1547-2018"
]
},
{
"desc": "DER Volt-Watt model length.",
"label": "Model Length",
"mandatory": "M",
"name": "L",
"size": 1,
"static": "S",
"type": "uint16",
"standards": [
"IEEE 1547-2018"
]
},
{
"access": "RW",
"desc": "Volt-Watt control enable.",
"label": "DER Volt-Watt Module Enable",
"mandatory": "M",
"name": "Ena",
"size": 1,
"symbols": [
{
"desc": "Function is disabled.",
"label": "Disabled",
"name": "DISABLED",
"value": 0
},
{
"desc": "Function is enabled.",
"label": "Enabled",
"name": "ENABLED",
"value": 1
}
],
"type": "enum16",
"standards": [
"IEEE 1547-2018"
]
},
{
"access": "RW",
"desc": "Index of curve points to adopt. First curve index is 1.",
"label": "Adopt Curve Request",
"mandatory": "M",
"name": "AdptCrvReq",
"size": 1,
"type": "uint16",
"standards": [
"IEEE 1547-2018"
]
},
{
"desc": "Result of last adopt curve operation.",
"label": "Adopt Curve Result",
"mandatory": "M",
"name": "AdptCrvRslt",
"size": 1,
"symbols": [
{
"desc": "Curve update in progress.",
"label": "Update In Progress",
"name": "IN_PROGRESS",
"value": 0
},
{
"desc": "Curve update completed successfully.",
"label": "Update Complete",
"name": "COMPLETED",
"value": 1
},
{
"desc": "Curve update failed.",
"label": "Update Failed",
"name": "FAILED",
"value": 2
}
],
"type": "enum16",
"standards": [
"IEEE 1547-2018"
]
},
{
"desc": "Number of curve points supported.",
"label": "Number Of Points",
"mandatory": "M",
"name": "NPt",
"size": 1,
"static": "S",
"type": "uint16",
"standards": [
"IEEE 1547-2018"
]
},
{
"desc": "Number of stored curves supported.",
"label": "Stored Curve Count",
"mandatory": "M",
"name": "NCrv",
"size": 1,
"static": "S",
"type": "uint16",
"standards": [
"IEEE 1547-2018"
]
},
{
"access": "RW",
"desc": "Reversion time in seconds. 0 = No reversion time.",
"label": "Reversion Timeout",
"name": "RvrtTms",
"size": 2,
"type": "uint32",
"units": "Secs",
"standards": []
},
{
"desc": "Reversion time remaining in seconds.",
"label": "Reversion Time Remaining",
"name": "RvrtRem",
"size": 2,
"type": "uint32",
"units": "Secs",
"standards": []
},
{
"access": "RW",
"desc": "Default curve after reversion timeout.",
"label": "Reversion Curve",
"name": "RvrtCrv",
"size": 1,
"type": "uint16",
"standards": []
},
{
"desc": "Scale factor for curve voltage points.",
"label": "Voltage Scale Factor",
"mandatory": "M",
"name": "V_SF",
"size": 1,
"static": "S",
"type": "sunssf",
"standards": [
"IEEE 1547-2018"
]
},
{
"desc": "Scale factor for curve watt points.",
"label": "Watt Scale Factor",
"mandatory": "M",
"name": "DeptRef_SF",
"size": 1,
"static": "S",
"type": "sunssf",
"standards": [
"IEEE 1547-2018"
]
},
{
"desc": "Open loop response time scale factor.",
"label": "Open-Loop Scale Factor",
"mandatory": "M",
"name": "RspTms_SF",
"size": 1,
"static": "S",
"type": "sunssf",
"standards": [
"IEEE 1547-2018"
]
}
],
"type": "group"
},
"id": 706
}