Industry Specific Transformers

Tunnel Power Transformer, LUL Approved

Type Ref: TPT/H/10/S3-110/LUL

10kVA icon 3 phase icon

P.O.A

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Tunnel Power Transformer, horizontal configuration, fitted with a 10kVA three-phase RLV transformer, 2 no. 32A 110V sockets and 1 no. 16A 110V socket.

New Generation of Horizontal Tunnel Power Transformers are designed and manufactured to withstand the harsh Section 12 tunnel environment and provide 110V (RLV) power for the LUL Track Delivery Unit Teams during periods of routine track maintenance.

LONDON UNDERGROUND APPROVED PRODUCT REGISTER (APR) NUMBER 2680

Enclosure
The enclosure is of robust construction, non-vented to IP55 with an overall IP rating of IP44 due to the use of IP44 metal clad socket outlets. The enclosure incorporates, bolt-on covers, hinged metal MCB & RCD cover with quick release fastener and hanging and securing brackets matching the originally offered arrangement, to ensure that there is a good chance that the existing tunnel mounting bracket arrangement can be used. The enclosure is finished in an LUL approved, electrostatically applied, polyester powder paint, shade Jet Black.

Incomer
2 no. sets of TP+N 400V terminals .

Controls
Local ‘On’ and ‘Off’ robust metallic push buttons with ‘Supply Available’, ‘Tripped’ and ‘On’ LED indication.

Protection
Thermal overload protection with separate thermal cut-out.

Transformer
Rated at 10kVA for 2 hours and 7.5kVA for 8 hours. The transformer is manufactured in accordance with BS EN 61558 Parts 1 and 4 and provides a 110V Reduced Low Voltage Supply in accordance with BS 7671.

110V Distribution
1 no. 16A 2P+E 110V BSEN60309-2 metal clad IP44 socket outlet fed from a 16A DP 30mA RCBO providing C curve MCB protection and Type A RCD protection, suitable for use on 110V RLV supplies.
2 no. 32A TP+E 110V BSEN60309-2 metal clad IP44 socket outlet fed from a 32A TP type ‘C’ MCB.

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Data Sheets

Drawings

On Application

This product cannot currently be purchased online. Please contact Blakley Electrics Customer Services on 0333 188 0284 to discuss your requirements and for pricing and lead times.