ENCLOSURES

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2.2.2 PEDESTAL FLOOR MOUNTED SWITCHBOARDS
The framework of the switchboard shall be fabricated from sheet steel of thickness not less than 2.5 mm. The switchboard shall be self- supporting when assembled. The switchboard shall be of rigid construction and shall be designed to withstand without any sag, deformation or warping, the loads likely to be experienced during normal operating, maintenance or maximum fault conditions. All panels shall be fabricated from sheet steel of thickness not less than 2.0 mm. Removable covers shall be provided at the front to give access to all parts for maintenance and easy removal if necessary.
An inspection chamber of suitable dimension shall be provided in between the busbar chamber and the main incoming switchgear for testing, inspection and accommodating current transformers for the power correction equipment and other monitoring and indicating equipment that may be installed at a later stage. The switchboard shall under go de-rusting treatment, anti-rust treatment and finished with epoxy dry-powder and oven baked semi-gloss enamel grey.The switchboard shall be securely fixed on to the floor and clear from the wall.

 


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