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Data Dictionary

Title Type Label Description Example
Tender reference text

Unique reference of flexibility service tender; where multi-year tender occur, this is shown on multiple lines

CMZ_T3A_SWE_0005_T3B
Incident reference text

Unique reference of incident for which a service was dispatched

CMZ_T3A_SWE_0005_2022-10-31
Product text

Main flexibility product

Secure
Licence area text

Distribution Licence area

National Grid Electricity Distribution (South West) Plc
Incident location (Grid Supply Point) text

The area within which a flexibility service was dispatched

Bridgwater/Street
Accepting party text

Details of the accepting party for dispatched service

Infinis Limited
Flexible Unit Reference text

Unique ID which links accepted bids to a specific Flexible Unit

TDSB_T3B_000038
Main technology text

Main technology used against each tender reference against the G99 of the ECR

Biofuel - Landfill gas
Secondary technology text

Main technology (where applicable) used against each tender reference against the G99 of the ECR

Constraint Type text

Pre-fault and post-fault constraint type for which a flexibility service was dispatched

Post Fault, demand constraint - Restoration
Constraint Management Zone Name text

Unique Constraint Management Zone code

CMZ_T3A_SWE_0005
Maximum Connection Voltage numeric kV

The maximum voltage at which a connection occurs within a CMZ

33
Dispatch capacity (MW) numeric MW

The flexible MW dispatched. Average MW for a profiled dispatch.

0.2
Dispatch volume (MWh) numeric MWh

The total dispatch energy calculated as Dispatch Capacity x Total Duration

0.3
Dispatch capacity (MVAr) numeric MVAr

The flexible MVAr dispatched. Average MVAr for a profiled dispatch.

0
Dispatch volume (MVArh) numeric MVArh

The total dispatch energy calculated as Dispatch Capacity x Total Duration

0
Availability Price (Pound/MW/hr) numeric Pound/MW/hr

The availability price the flexibility requirement was dispatched at

125
Utilisation Price (Pound/MWh) numeric Pound/MWh

The utilisation price the flexibility requirement was dispatched at

175
Service Price (Pound/kW/year) text Pound/kW/year

The service price the flexibility requirement was dispatched at

Pricing Strategy text

Description of pricing strategy associated with pricing. E.g.: fixed, ceiling price, clearing price, adjusted monthly

FIXED_PRICE
Date of instruction (DD/MM/YYYY) timestamp

Date of dispatch instruction, including notice period

31/10/2022
Time of instruction (HH:MM) text

Time of dispatch instruction, including notice period

16:45
Start date of instruction (DD/MM/YYYY) timestamp

Start date of dispatch and network need

31/10/2022
Start time of instruction (HH:MM) text

Start time of dispatch and network need

17:00
End date of instruction (DD/MM/YYYY) timestamp

End date of dispatch and network need

31/10/2022
End time of instruction (HH:MM) text

End time of dispatch and network need

19:00
Actual duration of dispatched utility (HH:MM) text

Actual duration of service defined within the service windows (dates and times) above

02:00
Accept time (HH:MM) text

Actual time a dispatched utility was accepted

16:45
Notice time (HH:MM) text

Actual time a notice of the dispatched utility was given

00:15
Expected duration (HH:MM) (where applicable) text

Expected duration of a service being dispatched

02:00
Notes text

Additional information as required

Dispatch year text

Reporting year within which dispatch occurred

2022/23