case study 2

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G&M Services - Case Study 2


Cooling Fan Upgrade – Enfield Power station

PROJECT OVERVIEW

Installation of 25 variable speed drives into a new GRP Module located at ground level in order to provide better efficiency and control over the water cooled Turbine.

The scope of supply included the disconnection of existing cables plus the supply, installation and test of the following on a per fan basis:

1/ Design of new ground floor VSD cabin as VSD units could not be mounted in cooling fan cells as originally planned. A situation identified by our site Manager. Supply/installation of VSD support frame and VSD installation cable containment design.

2/ Disconnection of existing power and earth cables

3/ Reconnection of existing power and earth cables

4/ Supply, install and test of new power, earth and motor PTC cables

5/ Supply, install and test of new control cables

6/ Supply, install and test motor heater cables and associated junction box

7/ Supply and install additional tray work from ground level to fan deck as required

8/ Provision of As built drawings

Cooling Fan

Switch Room

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