INSTALLATION AND COMMISSIONING OF 400KV DUPLICATE BUS BAR PROTECTION PANEL (NELUMBO MAKE) ALONG WITH OTHER ASSOCIATED WORKS

Amount

Installation & Commissioning of 400KV Duplicate Bus Bar Protection Panel (Nelumbo make) along with other associated Works at 400KV Sub Station Sarnath, Varanasi, with all Cost of Men, Misc. Consumables, T&Ps, etc. Required for Satisfactory Completion of the Job, as per Technical Specifications & Direction of the Supervising Engineer, as per Details below :

Preparation of Inter Connection Wiring Diagram and cable schedule for new 400KV Duplicate Bus Bar Protection Panel (Nelumbo make) drawing and 400KV Isolators and CBs (as required) to complete the job satisfactory and providing of Wiring Schedule Drawing in 3 Set as per executed Inter Connection Wiring Diagram.

Erection of new 400KV Duplicate Bus Bar Protection Panel (Nelumbo make) at suitable place in control room as per instruction of Supervising Engineer after shifting of the same from storage place to erection site including earthing of panels, filling of the gap between Panels by MS sheet and painting it by appropriate colour.

Making Inter Connection Wiring of 12 No. 400KV Feeder Bay to connect each feeder to 400KV Duplicate Bus Bar Protection Panel, Termination of all internal connection wiring of all 12 Nos. 400KV Bays as per prepared Internal Connection Wiring Diagram. Internal wiring shall be made with crimping type and tinned copper lug with insulation sleeves and shall be provided with proper ferrules at both ends and ferrules should be marked with corresponding panels at both ends wire including all consumable materials such as : 1.5/2.5 mm2 flexible cables, lugs, gland, ferrules etc. excluding control cable and manpower to assist the panel manufacturing company commissioning engineer at site till works complete in all respect.

Separation of 1 Core of CT from LBB relay and make it in series with Main-II Protection Core and change the CT ratio in CT Terminal Box (spared Core) from 1000/1 to 2000/1 Amp. To use this Spare Core for 400KV Duplicate Bus Bar Protection. Laying & Termination of 4C x 2.5 mm2 cable from each 400KV Feeder Panel to 400KV Duplicate Bus Bar Protection Panel.

Laying of control cable from different 400KV Isolators / CBs to appropriate C&R Panels / BMKs / Bus Bar Control Panels in control room as required for status in 400KV Duplicate Bus Bar Protection Panel. The work also includes checking and tracing of existing control cables from different 400KV Isolators to C&R Panels.

4C / 5C x 2.5 mm2

Termination of above laid Control Cable from both sides as per schematic drawing & cable schedule including glanding, proper ferruling, dressing, Tying and Tagging of Cables. (Both ends Termination of Control cable will be considered as 1 No.)

Meena Elect & Engg. Works

Perfect Power Transformer Associates