Value: £1m
Timeline: 2014 – 2015
Client: Taylor Woodrow BAM Nuttal (TWBN)
Contract Conditions: NEC Option A
Project Description: As part of the development of the new Northern Ticket Hall at Victoria Station a new 11kv/433V Transformer was required to supply the Northern Ticket Hall. Emico were tasked with the Design & Build of the new Transformer Room electrical services and were responsible for developing the LV & MV designs from concept stage through to detailed design, followed by the production of the AFC working drawings and installation works.
Open Gallery
Design & Delivery Detail:
- RIBA Stage E & F Design of the LV & 11kV Cabling; Switchgear and associated equipment as part of the new Transformer Room;
- LV Panel design
- 11kV Switchgear Design with bespoke busbar design constructed around a structural column
- Bespoke 800kVA 11kV/433V Midel Filled Transformer Design using British Based Manufacturer
- Design of the Auxilliary Supplies for remote switching of breakers
- SCADA RTU Design
- Pilot Box Design
- Earthing Design
- HV Protection Design and relay configuration
- Blast Venting design
- ATS design for LV Transformer Supplies
- District Line CMS & duct route design
- Transformer Room CMS design
- Lighting and Small Power Design.
- Test and commissioning; System integration; Handover and client training
Client Key Issues:
- Cutting; Jointing & Diverting the existing 11kV PILC Feeders & Pilot cables (in an operational district line tunnel) running from St James Park Substation to the existing Victoria substation into the new Northern Ticket Hall Transformer Room.
- Challenging Space Constraints
- Structural columns in the location of the HV panel
- Switchgear sizing and movement plans to get equipment into the room 3 levels below ground
- Blast Venting Solution developed to vent vertically towards the ceiling due to there being no viable duct route to atmosphere
- Specifying new to London Underground Midel filled transformers developed with and manufactured by UK supplier
Client Benefits: Turn Key Design & Build Solution provided by Emico ensuring a buildable design in a heavily congested space
