File Format Document DDU_DDS_EXTRACT (.DDU) - Xoserve
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File Format Document
DDU_DDS_EXTRACT (.DDU)
CDSP to Transporter
Copyright Xoserve 2017©, all rights reserved.
No part of this publication may be reproduced in any material form (including photocopying and restoring in any
medium or electronic means and whether or not transiently or incidentally) without the written permission of Xoserve
except in accordance with the provisions of the Copyright, Designs and Patents Act 1998.
Author: Xoserve
Owner: Xoserve
Version: 2.03.0FA
Status: LiveFor Approval
Date: PNID16/12/2019
DDU_DDS_Extract(.DDU) Page 1 of 8
Version 2.0 Live3.0FA Implementation Date: PNIDFeb-
2020Version Control
Version COR Issue Date Implementation Summary of Change
Date
1 Previous Live version
2.0 1154 09-Jan-2015 PNID Live Version at PNID
3.0FA n/a 16-Dec-2019 Feb-2020 Amended description in M29
record for EUC_DESCRIPTION
data attribute to provide
additional clarity.
Contains 3 different Record Types
Level Record Name Occurrence Optionally
1 HD_A00_STANDARD_HEADER 1 M
2 M29_DDS_UPDATE_EXTRACT 15000 O
1 TR_Z99_STANDARD_TRAILER 1 M
Note 1
OPT - Optional/Mandatory (O - Optional, M - Mandatory)
DOM - Domain (T - text, N - Numeric, D - Date (YYYYMMDD), M - Timestamp)
LNG - Number of characters
DEC - Number of decimal places
Note 2
All text fields will be enclosed in double quotes ("")
DDU_DDS_Extract(.DDU) Page 2 of 8
Version 2.0 Live3.0FA Implementation Date: PNIDFeb-
2020Record Type Definition
HD_A00_STANDARD_HEADER
RECORD/FIELD_NAME OPT DOM LNG DEC DESCRIPTION
DEFINITION: A code identifying the type of
TRANSACTION_TYPE M T 3 0
record.
Unique identifier to indicate
ORGANISATION_ID M N 10 0
the organisation
FILE_TYPE M T 3 0 Unique identifier for the file type
DEFINITION: The date on which the file
CREATION_DATE M D 8 0
was generated. YYYYMMDD
DEFINITION: The time at which the file
CREATION_TIME M M 6 0
was generated (within the Creation Date).
DEFINITION: A sequence number to
GENERATION_NUMBER M N 6 0
identify the file
Total 36
DDU_DDS_Extract(.DDU) Page 3 of 8
Version 2.0 Live3.0FA Implementation Date: PNIDFeb-
2020RT_M29_DDS_UPDATE_EXTRACT
RECORD/FIELD NAME OPT DOM LNG DEC DESCRIPTION
TRANSACTION_TYPE M T 3 0 DEFINITION: A code identifying
the type of request that this
record represents.
VALUE: M29
METER_POINT_REFERENCE M N 10 0 A unique identifier for the point
at which a meter is, has been or
will be connected to the gas
network.
SUPPLY_METER_POINT_STATUS_CO M T 2 0 Holds the status of
DE SUPPLY_METER_POINT. This
does not have to be inline with
the Meter Status. When in a
planned state, there is no meter
fitted until completion of
siteworks. When Live the meter
may be Live or Isolated. The
meter must have been removed
before the Meterpoint Status
becomes Dead or Extinct
(Extinct is used when the
meterpoint has been marked as
a duplicate). ALLOWABLE
VALUES: LI - Live (Capable of
passing gas) CU - Cut Off
(Meter may still be fitted) CL -
Clamped (Meter may still be
fitted) DE - Dead (No Gas, No
Meter) EX - Extinct (No Gas, No
Meter, Duplicate) CA – Capped
MAINS_PRESSURE_TYPE O T 1 0 Mains pressure type. Values - L
= low; up to 75 mbar, M =
medium; 76 mbar - 2 bar, I =
intermediate; 2.1 bar - 7 bar,H =
high; 7.1 bar - 19 bar, S =
supergrid; above 19.1 bar, U =
Unknown. Mandatory for > 25k
therms.
DDU_DDS_Extract(.DDU) Page 4 of 8
Version 2.0 Live3.0FA Implementation Date: PNIDFeb-
2020METER_LOCATION_CODE O N 2 0 A code representing the location
of a meter VALUES:
0 - Unknown, 1 - Cellar, 2 -
Under Stairs, 3 - Hall, 4 -
Kitchen, 5 - Bathroom, 6 -
Garage, 7 - Canteen, 8 -
Cloakroom, 9 - Cupboard, 10 -
Domestic, 11 - Front Door, 12 -
Hall Cupboard, 13 - Kitchen
Cupboard, 14 - Kitchen under
the sink, 15 - Landing, 16 -
Office, 17 - Office Cupboard, 18
- Outside WC, 19 - Pantry, 20 -
Porch, 21 - Public Bar, 22 -
Rear of Shop, 23 - Saloon Bar,
24 - Shed, 25 - Shop Front, 26 -
Shop Window, 27 - Staff Room,
28 - Store Room, 29 - Toilet, 30
- Under Counter, 31 - Waiting
Room, 32 - Meterbox, 98 -
Other, 99 - Outside.
METER_LOCATION_DESCRIPTION O T 40 0 Only populated if different. A
free format description of the
location of the meter (e.g.
“under the stairs”, “in the boiler
room”). This should not
duplicate the detail held in the
Meter Location Code.
SUPPLY_METER_POINT_ AQ O N 15 0 The annual offtake quantity of a
Supply Meter Point. This AQ
may be revised following read
submission.
SMP_AQ_EFFECTIVE_DATE O D 8 0 The date from which the current
Annual Quantity is effective.
METER_SERIAL_NUMBER O T 14 0 The manufacturers meter serial
number.
METER_STATUS O T 2 0 A code indicating the current
status of the meter VALUES LI
- Live, FA - Faulty, IN - Inactive,
CU - Cut off Meter, CL -
Clamped, CA - Capped, SP -
Spin Cap, OT - Other, UN –
Unknown, NI – Not Installed, RE
- Removed. CONTEXT: This is
the information held in UK Link
for the most recently recorded
asset, even if this asset is
removed. This field will not be
populated if no asset
Information has been recorded
against the Meter point.
METER_STATUS_CHNG_DT O D 8 0 The date relating to the current
meter status.
DDU_DDS_Extract(.DDU) Page 5 of 8
Version 2.0 Live3.0FA Implementation Date: PNIDFeb-
2020IMPERIAL_METER_INDICATOR O T 1 0 Indicator identifying if the meter
measures volume of gas
consumed in metric or imperial
units. VALUES: Y - Imperial N –
Metric meter.
METER_CAPACITY O N 10 4 The amount of gas that can be
passed through the meter in a
given time period. This is the
manufacturer's maximum value.
ALLOWABLE VALUES: If the
imperial indicator is set to Y, the
capacity should be expressed in
cubic feet per hour. If the
imperial indicator is set to N, the
capacity should be expressed in
cubic metres per hour.
SUPPLY_METER_POINT_CLASS O N 1 0 It defines the class type for the
supply meter point. VALUES: 1
– Class 1, 2 – Class 2, 3 –
Class 3, 4 - Class 4
END_USER_CATEGORY O N 10 0 A unique reference for the End
User Category.
EUC_DESCRIPTION O T 12 0 Acronym for the make up of an
End User Category (EUC).
EUC's categorise end users in
terms of their LDZ, AQ lower
limit, AQ upper limit, meter read
frequency, BGIC code, winter
start, and end month and the
ratio of upper, and lower limit
and for EUC01 and EUC02
Market Sector Code & Meter
Type.
EUC_EFFECTIVE_DATE O D 8 0 Date from when the new EUC
mentioned in the file is effective.
CURRENT_DM_SOQ O N 10 0 The maximum rate of gas flow
(measured in KWH) for a gas
day for a Class 1 or Class 2
Supply Meter Point. CONTEXT :
The current maximum rate of
gas flow.
CURRENT_DM_SHQ O N 10 0 The maximum hourly rate of gas
flow (measured in KWH) for a
Class 1 or Class 2 Supply Meter
Point. CONTEXT : The current
maximum hourly rate of gas flow
recorded.
DM_EFFECTIVE_DATE O D 8 0 DEFINITION: Obtained from
DM_CAPACITIES:EFFECTIVE_
DATE.Date on which the DM
capacity becomes effective.
DDU_DDS_Extract(.DDU) Page 6 of 8
Version 2.0 Live3.0FA Implementation Date: PNIDFeb-
2020BUILDING_NUMBER O N 4 0 Building Number as defined in
PAF.
BUILDING_NAME O T 50 0 Building Name as defined in
PAF.
PRINCIPAL_STREET O T 40 0 A combination
THOROUGHFARE NAME and
THOROUGHFARE
DESCRIPTOR as defined in
PAF.
POST_TOWN O T 40 0 The post town in which the
street lies. CONTEXT: Post
Town as defined in PAF.
POSTCODE _OUTCODE O T 4 0 Standard PAF outcode as
defined in the PAF digest.
POSTCODE _INCODE O T 4 0 Standard PAF incode as defined
in the PAF digest.
LDZ_IDENTIFIER O T 4 0 This field identifies the LDZ to
which the supply meter point is
associated.
TDT_DISTRICT_ID O T 2 0 A two character string uniquely
identifying the Transporter
District within the Transporter
area.
EXIT_ZONE_IDENTIFIER O T 3 0 This field identifies the Exit Zone
to which the supply meter point
is associated.
METER_LINK_CODE O T 1 0 A code enabling the functional
relationship between meters
(the way in which they
are linked together) at given
locations on an End User's site
to be described. VALUES:- P
=Primary meter, S = Sub-meter,
, F = Free standing meter,
FORMULA_YEAR_SMP_AQ O N 15 0 The Supply Meter Point AQ that
is fixed throughout the formula
year for determination of
Transportation rates. For Class
3 and Class 4 Supply Meter
Points.
FORMULA_YEAR_EFFECTIVE_DATE O D 8 0 The date from which the Supply
Meter Point formula year details
is applied. FORMAT:
YYYYMMDD
Total 350
DDU_DDS_Extract(.DDU) Page 7 of 8
Version 2.0 Live3.0FA Implementation Date: PNIDFeb-
2020TR_Z99_STANDARD_TRAILER
RECORD/FIELD_NAME
*Occurs Max 1* OPT DOM LNG DEC DESCRIPTION
A code identifying the type of
TRANSACTION_TYPE M T 3 0 request that this record
represents VALUE:Z99
The number of detail records
contained within the file. This
should not include the
Standard Header (A00) and
RECORD_COUNT M N 10 0
Standard Trailer (Z99) but
should include any file specific
Headers and Trailers specified
for this file type.
Total 13
Total Length: 391
DDU_DDS_Extract(.DDU) Page 8 of 8
Version 2.0 Live3.0FA Implementation Date: PNIDFeb-
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