Supply, delivery, Erection, Testing and commissioning of 11KV HT Draw out VCB type New RMG Unit, Load break switches, earthing and its allied works at Adyar HT Relay Pumping Station in Area XIII

Amount

Charges towards erection of Floor mounted Cubical type HT instumental panel in the base with necessary MS channels, grouting etc., complete

Supply, delivery & erection of draw out type 11KV HT, 630A, 25KA Vacuum Circuit Breaker (Horizontal Draw Out type) with Manual / Motor operated spring charging mechanism with 230V AC Motor & Control Switch, Mechanical ON / OFF indicator, Operation Counter, Automatic safety shutters & push button. Draw Out Vacuum Circuit Breaker 1.Shunt trip coil - 110V DC 2.Closing coil - 110V DC 3.Spare auziliary contact - 6NO + 6NC Interrupter Compartment 1. Interrupter - 11KV,630A Breaking capacity25KA - 3Nos 2. Epoxy moulded Interrupter Housing - 1 Set 3. 11KV, 630A Bus bar with 11KV epoxy moulded supporing insulator and cluster contacts - 3set 4. Draw In / Out mechanism-1set

Supply of 11kV 630A, 25kA, Load break switch with Earth switch, with 2NO+2NC Aux. Contact ,Spring charged mechanism Manually operated etc., complete Switching Arrangements 11KV, 630A, 25kA. Air Break manual Load Break Switch with Earth Switch and Interlock between Earth switch and Main switch Mechanical ON/OFF indication. Potential Transformer 11KV / 110V HT Potential Transformer Three Phase, Resin cast, Dry type, fixed type potential transformer with Core 1: for meter, Class - 0.5, 50VA ON / OFF mechanism Fixed contacts, moving contacts, operating mechanism, supporting insulators with 630A Capacity Switchgear Heater ON / OFF switch with filament type 100Watts space heater & thermostat , single phase switch with socket, 9W cubicle Lamp for panel illumination with snap type door limit switch, Fuses / MCBs for AC / DC conrol, MS Sheet steel enclosure and Provision for receiving Incoming and Outgoing cables through Bottom entry, Excluding Termination Kit and Glands

Erection of 11KV 630A, 25kA, Load break switch and Earth switch with necessary MS channels / angles including fabrication works as per site condition etc., complete

Charges towards interconnection of Load break switch and RMG uint with necessary bus bars including fabrication works as per site condition etc., complete.

Supply and delivery of 3C X 240sqmm 11KV HT XLPE cable

Laying of 3C X 240sqmm 11KV HT XLPE cable including truff etc., complete

Providing 11KV HT 3C X 240 sqmm end termination kit with socket and necessary insulation materials etc., complete.

Conducting pre-commissioning test on HT VCB by testing of Over current , Under voltage, Earth fault and Instantaneous Master relay using Relay testing kit including Primary and Secondary injection test using loading transformer and Relay testing kit (Group Test) to ensure the healthy of tripping circuits.

Hiring of hack hammer including operator and transportation etc., complete

Providing Copper plate Earthing having 3" dia and 2.5m depth 3mm thick GI pipe along with 600X600X3mm copper base plate including running 2Run of 25/3mm copper Plate on both side of the pipe, Earth work excavation, refilling the earth as per site condition etc., complete.

Supply and laying of 50x6mm Copper Earth plate with necessary fabrication, bending, welding,etc., complete

Providing cement concrete die casted chamber for earth pipe with 600X600x450mm size including door etc., complete as per site condition

Testing the Complete 11KV HT New RMG Unit and commissioning of load etc., complete

Sub Total (excluding GST)

G.V.ENTERPRISES