PACKAGE : I Bid Document VOLUME : II - Public Health Engineering
PACKAGE : I Bid Document VOLUME : II - Public Health Engineering
PACKAGE : I Bid Document VOLUME : II - Public Health Engineering
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<strong>Bid</strong>der shall be provided with one power supply feeder of 3 phase, 415V, 50 Hz at<br />
the LT Panel Board or at one point in local Control Panel for the intake pump<br />
control system. Necessary conversation, rectification, stabilization & distribution as<br />
required for meeting the power requirement of the control & instrumentation system<br />
shall be under the <strong>Bid</strong>der’s scope. The <strong>Bid</strong>der is to indicate the total load<br />
requirements for the system in his proposal.<br />
All junction boxes wiring & termination of the field devices up to the Control Panel<br />
including supply of cable shall be under the <strong>Bid</strong>der’s scope.<br />
19.17 Cabling.<br />
For Intake & Intermediate pumping system, though the preferred voltage for the<br />
motors shall be 6.6Kv, cabling from motor control center to individual motor shall<br />
be done with XLPE cable of 11Kv grade with suitable current carrying capacity<br />
complete with indoor jointing kits based on thermal stresses and insulation<br />
considerations. For L.T supply cabling shall be done with underground armoured<br />
cables of 1.1 Kv grade with suitable current carrying capacity complete with indoor<br />
jointing kits.<br />
19.18 Earthing.<br />
Inview of lightning proneness of the area and as required under Indian Electricity<br />
Rules, the motor and all associated electrical equipments should be efficiently<br />
earthed employing plate-earthing or any suitable design in a grid system,<br />
corresponding to IS 3043.<br />
19.19 Power.<br />
Power for energizing the pumping machineries shall be made available near the<br />
pumping station at rated voltage of the motors. Cabling from the transformer to the<br />
MCC of the respective pumping system is outside the scope of the contract.<br />
19.20 H.O.T. (Hand Operated Traveling) Gantry Crane.<br />
One H.O.T. gantry crane with chain pulley block shall be provided in the pump<br />
house of 10 MT capacity for M & R of the pumping machinery, particularly for<br />
handling of pump & motors located in the pump house. The span, lift & other<br />
parameters of the crane shall be closely matching with the requirement and layout<br />
of the pump house.<br />
DTS : Detailed Tender Specification. Page 203
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