LTDS Table 2b Three-winding Transformer
Integrate this resource
Access this data via a web API. Further information in the CKAN API guide (opens in new tab).
The Data API can be accessed via the following actions of the CKAN action API.
https://connecteddata.nationalgrid.co.uk/api/3/action/datastore_createhttps://connecteddata.nationalgrid.co.uk/api/3/action/datastore_upserthttps://connecteddata.nationalgrid.co.uk/api/3/action/datastore_searchhttps://connecteddata.nationalgrid.co.uk/api/3/action/datastore_search?resource_id=56033622-8ed7-4425-916c-82a030df4822&limit=5https://connecteddata.nationalgrid.co.uk/api/3/action/datastore_search?resource_id=56033622-8ed7-4425-916c-82a030df4822&q=jones
curl -X POST 'https://connecteddata.nationalgrid.co.uk/api/3/action/datastore_search' \
-H "Content-Type: application/json" \
-d '{
"resource_id": "56033622-8ed7-4425-916c-82a030df4822",
"limit": 5,
"q": "jones"
}'
Data Dictionary
| Column | Type | Label | Description | Example |
|---|---|---|---|---|
| Emergency Rating | numeric | MVA | Forced / Emergency Rating of the transformer |
78 |
| GSP Group | text | Not provided- | Not provided- | Drakelow 132kV |
| Licence | text | Not provided- | Licence area for data |
EMIDS |
| Max Tap | numeric | % | Maximum Tap Range |
10 |
| Method of Earthing | text | Not provided- | Not provided- | Solid/Resistor |
| Min Tap | numeric | % | Minimum Tap Range |
-20 |
| Node 1 | text | Not provided- | Busbar code at the higher voltage end of the transformer |
BURT1_113A |
| Node 2 | text | Not provided- | Busbar code at one of the two Lower voltage ends of the transformer |
BURT5_#1T0A |
| Node 3 | text | Not provided- | Busbar code at one of the two Lower voltage ends of the transformer |
BURT5_#1T0B |
| Nominal Rating | numeric | MVA | Nominal Rating of the transformer |
60 |
| Operating Voltage 1 | numeric | kV | Not provided- | 132 |
| Operating Voltage 2 | numeric | kV | Not provided- | 11 |
| Operating Voltage 3 | numeric | kV | Not provided- | 11 |
| R1 | numeric | % on 100MVA Base | Positive Sequence Resistance |
1.5331 |
| Reverse Power Capability | text | MVA where Numeric | Full, Partial or MVA |
Not provided- |
| Status | text | Not provided- | New, Removed, Updated, or Unchanged |
Updated |
| Vector Group | text | Not provided- | Transformer vector group |
YNyn0yn0 |
| X0 HV-LV | numeric | % on 100MVA Base | Zero Sequence Reactance |
1003.562 |
| X0 HV-Tertiary | numeric | % on 100MVA Base | Zero Sequence Reactance |
1005.86 |
| X0 LV-Tertiary | numeric | % on 100MVA Base | Zero Sequence Reactance |
1066.604 |
| X1 HV-LV | numeric | % on 100MVA Base | Positive Sequence Reactance |
90.887 |
| X1 HV-Tertiary | numeric | % on 100MVA Base | Positive Sequence Reactance |
90.053 |
| X1 LV-Tertiary | numeric | % on 100MVA Base | Positive Sequence Reactance |
62.366 |