Provider Reference Infrastructure Sharing Offer ______________________________________________________________________ 4.4. Equipment Footprint Size The equipment rack footprint to be provided by Provider has the following dimensions: Depth: 300mm Width: 600mm Height: 2200mm Where suitable space is available dual footprints might be provided by back-to-back installation of the racks i.e. the depth of the footprint will become 600mm. 4.5. AC Power Each Infrastructure Seeker will be provided with access to a 32 Amp fused AC electric supply. This AC power supply is provided with a meter in order to record electricity usage. The Infrastructure Seeker will be responsible for the provision, installation and maintenance of all power and earth cabling and ancillary equipment, excluding installation of cable trays, from the supply point to their equipment. An isolation switch will be provided which will enable the distribution to be electrically isolated in the event of an emergency or accident. 4.6. Lighting All lighting will conform to a minimum of 500 lux when measured at working level. 4.7. Rack Fixing All fixing of the racks must conform to existing standards within each of the buildings. 4.8. Installation of Infrastructure Seeker equipment and associated cabling The equipment will conform to the relevant ITU or other appropriate standards and specifications. The installation and maintenance of the installed equipment should be undertaken in accordance with industry best practice. 4.9. Air Conditioning Adequate air conditioning is generally provided by Provider at each of the Sites. However, the ability to provide air conditioning for a particular Infrastructure Seeker‟s installation at any location will be dependent on the Infrastructure Seeker providing details of its equipment‟s heat dissipation rating, as new air conditioning facilities might have to be provided. DATE Page 4