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Various activities are performed in this section. These activities are generally independent of each other and may not be done in a sequential manner.
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| I. Assembly of Panels: |
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Panel joining and base channel fitting. |
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Door channel fitting. |
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Door gasketing |
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Door fitting, adjustment and lock fitting. |
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Top plate and bottom plate fitting. |
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Lifting hook fitting. |
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| II. Busbar: |
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"ANAND" make switchboards incorporate 3-phase, 4-wire, 50 Hz suitably rated Electrolytic Copper or Aluminum bus bars which are air insulated. The bus bars are mounted on SMC/DMC supports providing spacing as per IS guidelines. Hylum sheet brackets by counter-sunk screws and specially designed acrylic sheets shrouding are provided in order to provide protection to the operator. Busbar fitting includes:
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Busbar support fitting. |
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Busbar preparation, sleeving and fitting. |
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Fitting of earth Busbar / Earthing bolt. |
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To facilitate earthing, a G.I. bar 50 x 6mm or 25 x 6mm size is provided at the bottom of each panel. These bars are painted in green shade for identification, with sufficient unpainted space spared for earthing connections. Also, earthing stickers are fixed on the outside of the panel from where the connection is to be taken.
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| III. Component Fitting: |
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Drilling and taping. |
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Mounting plate fitting. |
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Components fitting. |
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Terminal channel fitting. |
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MCB channel fitting. |
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PVC duct fitting. |
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Name plates fitting. |
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Feeder Name Plates (white font on blue background) as per the feeder descriptions are fixed over each feeder, and similar name plates are also provided on the front of the panel board. Black anodized or white acrylic, engraved name plate can also be provided on request.
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The switchgear is offered in single and two tier arrangements. More than two Air Circuit breakers are not incorporated in a vertical section in view of the undesirable temperature rise and also from the point of view of convenient cable terminations. All indicating lights and metering equipment like voltmeter, ammeter etc. are mounted on the doors of the panels at suitable operating height. The equipment mounted in the Switch Board is marked with standard equipment designations corresponding to those on the respective drawings. These designations which are incorporated on the equipment facilitate easy replacements during maintenance.
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