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504
Main Details
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| TOPS Code/Class: |
504 |
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| TOPS Category: ?This is my own (unofficial) means to categorise TOPS codes based on what they relate to and whether they are long (4 characters, i.e. including sub-codes) or short (3 characters) |
SM - Short Code, Multiple Units |
In selection ?This works on your last-used TOPS selection, including any filters and sort orders. Buttons will not show if the current TOPS code was not in your last selection, or if you are at the beginning or end of the data set. |
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| TOPS GENKOC: ?The first character of a TOPS code is known as the GENKOC and indicates the general type of rolling stock (e.g. 1xx are DMUs). |
5 - Electric Multiple Units (DC) |
Overall ?This works on the overall TOPS code list without any filtering or sorting applied. |
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| TOPS BRAKTY: ?The third character of many TOPS codes is the BRAKTY, indicating the type of braking equipment fitted (e.g. A indicates air brakes). |
* - Not defined by code |
| Description: |
2-car Electric Multiple Unit |
| Numbers: ?Numbers are only shown where the ranges were limited. Otherwise, refer to the listings section below. The letter r after the numbers indicates this is a range, with not all numbers in the sequence used. |
no set numbers |
| Status: |
Defunct |
| Date On: |
1972 |
| Origins: |
TOPS classification |
| Date Off: |
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| Destiny: |
Withdrawn |
| Key Photo: |
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| Icon: |
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Sub-codes ?If this code had any sub-codes, they will be listed here.
None found
Designs/Diagrams ?Design codes and diagrams related to this code (and any sub-codes where relevant) are listed here.
2 designs/diagrams currently listed against this TOPS code/class (including any sub-codes).
| Design | Class | Series | Description | Status |
| EB204.0A |
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BR TOPS Carriage Design Code |
Class 504 Driving Motor Brake Second (DMBS) |
TBC |
| EE215.1A |
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BR TOPS Carriage Design Code |
Class 504 Driving Trailer Second (DTS) |
TBC |
Batches ?Batches of numbers built or converted to this TOPS code are listed below. Note that only codes that were wholly to this code will appear, otherwise refer to the listings section for other numbers.
There are 2 batches recorded as being wholly to this TOPS code (including any sub-codes).
Profiles ?Profiles provide an overview of the histories of various types of train. Profiles that are relevant to this TOPS class/code are listed below. If no profiles are shown, try looking under the parent code (in main details section above)
Photos - InternalThere are 2 photos of this type (including any sub-codes).
Photos - External
Listings
There are 64 listings (with 64 distinct numbers) for this TOPS code/class (including any sub-codes).
Notes
No notes have been left yet. ?There may be some notes posted but which have not yet been approved.
Related Information
To be added
Dimensions ?Dimensions are normally recorded against design/diagram numbers. They can be recorded against batches, lots or TOPS codes if the design/diagram is not available.
There are no dimensions recorded for this TOPS code.
Drawings ?Drawings are normally referenced to specific design/diagram numbers. They can be recorded against batches, lots or TOPS codes if the design/diagram is not available. If no drawings are listed here, try looking at related designs/diagrams (above).
There are no drawings referenced for this TOPS code.
Data History
Record added 01/01/2020 by Thomas Young
Record edited 1 time.
| Time / Date | Edited by | Change |
| 10:57 on Tue 29/08/2023 | Thomas Young | Key photo added |
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