{
    "$schema": "http://json-schema.org/schema#",
    "$schemaVersion": "0.0.1",
    "$id": "https://smart-data-models.github.io/dataModels.CIMEnergyClasses/ExcST2A/schema.json",
    "title": " Smart Data Models - ExcST2A",
    "description": "Adapted from CIM data models. Modified IEEE ST2A static excitation system - another lead-lag block added to match  the model defined by WECC.",
    "type": "object",
    "allOf": [
        {
            "$ref": "https://smart-data-models.github.io/data-models/common-schema.json#/definitions/GSMA-Commons"
        },
        {
            "$ref": "https://smart-data-models.github.io/data-models/common-schema.json#/definitions/Location-Commons"
        },
        {
            "properties": {
                "type": {
                    "type": "string",
                    "enum": [
                        "ExcST2A"
                    ],
                    "description": "Property. NGSI type. It has to be ExcST2A"
                },
                "efdmax": {
                    "description": "Property. Model:'https://schema.org/Number'. Maximum field voltage (Efdmax).  Typical Value = 99. Default: 0.0",
                    "type": "number"
                },
                "ka": {
                    "description": "Property. Model:'https://schema.org/Number'. Voltage regulator gain (Ka).  Typical Value = 120. Default: 0.0",
                    "type": "number"
                },
                "kc": {
                    "description": "Property. Model:'https://schema.org/Number'. Rectifier loading factor proportional to commutating reactance (Kc).  Typical Value = 1.82. Default: 0.0",
                    "type": "number"
                },
                "ke": {
                    "description": "Property. Model:'https://schema.org/Number'. Exciter constant related to self-excited field (Ke).  Typical Value = 1. Default: 0.0",
                    "type": "number"
                },
                "kf": {
                    "description": "Property. Model:'https://schema.org/Number'. Excitation control system stabilizer gains (Kf).  Typical Value = 0.05. Default: 0.0",
                    "type": "number"
                },
                "ki": {
                    "description": "Property. Model:'https://schema.org/Number'. Potential circuit gain coefficient (Ki).  Typical Value = 8. Default: 0.0",
                    "type": "number"
                },
                "kp": {
                    "description": "Property. Model:'https://schema.org/Number'. Potential circuit gain coefficient (Kp).  Typical Value = 4.88. Default: 0.0",
                    "type": "number"
                },
                "ta": {
                    "description": "Property. Model:'https://schema.org/Number'. Voltage regulator time constant (Ta).  Typical Value = 0.15. Default: 0",
                    "type": "number"
                },
                "tb": {
                    "description": "Property. Model:'https://schema.org/Number'. Voltage regulator time constant (Tb).  Typical Value = 0. Default: 0",
                    "type": "number"
                },
                "tc": {
                    "description": "Property. Model:'https://schema.org/Number'. Voltage regulator time constant (Tc).  Typical Value = 0. Default: 0",
                    "type": "number"
                },
                "te": {
                    "description": "Property. Model:'https://schema.org/Number'. Exciter time constant, integration rate associated with exciter control (Te).  Typical Value = 0.5. Default: 0",
                    "type": "number"
                },
                "tf": {
                    "description": "Property. Model:'https://schema.org/Number'. Excitation control system stabilizer time constant (Tf).  Typical Value = 0.7. Default: 0",
                    "type": "number"
                },
                "uelin": {
                    "description": "Property. Model:'https://schema.org/Number'. UEL input (UELin). true = HV gate false = add to error signal. Typical Value = false. Default: False",
                    "type": "number"
                },
                "vrmax": {
                    "description": "Property. Model:'https://schema.org/Number'. Maximum voltage regulator outputs (Vrmax).  Typical Value = 1. Default: 0.0",
                    "type": "number"
                },
                "vrmin": {
                    "description": "Property. Model:'https://schema.org/Number'. Minimum voltage regulator outputs (Vrmin).  Typical Value = -1. Default: 0.0",
                    "type": "number"
                }
            }
        }
    ]
}