84147/E8 PROVN OF WORKS SERVICES FOR REVERTING BACK FEEDINGS CONFIGURATION IN POWER RING OF MAFI AT AF STN JORHAT UNDER GE (AF) JORHAT

Amount

Supply, Installation, Commissioning & Testing of PLC Software for Monitoring and Control of 7 VCB’s, 5 ACB’s at PS-1 to Emergency Power Feed up to MAFI PS-2 Automatically by Use of Control over Existing Switch Gear for Normal and Cat-II Modes of Operation for specific Direction of Power Feeds, complete all as specified and as directed.

Testing, Decommissioning and Re-commissioning of Existing MAFI-1 PS Transformer, VCB’s, ACB’s of both Sub-stations including Rearrangement (if required) in terms of Position/ Place to suit Update Power Flow Arrangement, complete all as specified and as directed.

Development of Scheme Wirings/ Scheme Diagrams Cable Schedule for Each Station to suit Integration Program and Preparation/ Conduct of Scheme Test Protocols, complete all as specified and as directed.

Addition of Remote Control Facility Enhancement of Aux Contracts (if required) with Extension of Control Wiring within Equipments in complete to suit Original MAFI Concept, complete all as specified and as directed.

S&F Auxilary Relay 110/220 Volt (as per existing Make and approved by GE), suitable for 11 KV VCB Panel and Providing necessary Connection including Taking down/ out Unserviceable Auxilary Relay of any description, complete all as specified and as directed MAKE : ABB/ ALSTOM/ L&T/ SCHNEIDER/ SIEMENS

S&F Circuit Supervision Relay 110-125/220-250 Volt DC (as per existing Make and approved by GE), suitable for 11 KV VCB Panel and Providing necessary Connection including Taking down/ out Unserviceable Circuit Supervision Relay of any description, complete all as specified and as directed. MAKE : ABB/ ALSTOM/ L&T/ SCHNEIDER/ SIEMENS

S&F Master Tripping Relay 110-125 Volt DC (as per existing Make and approved by GE), suitable for 11 KV VCB Panel and Providing necessary Connection including Taking down/ out Unserviceable Master Tripping Relay of any description, complete all as specified and as directed. MAKE : ABB/ ALSTOM/ L&T/ SCHNEIDER/ SIEMENS

S&F Numeric Protection Relay 24-240 Volt (as per existing Make and approved by GE), suitable for 11 KV VCB Panel and Providing necessary Connection including Taking down/ out Unserviceable Numeric Protection Relay of any description, complete all as specified and as directed. MAKE : ABB/ ALSTOM/ L&T/ SCHNEIDER/ SIEMENS

S&F Multi-function Meter (as per existing Make and approved by GE), suitable for 11 KV VCB Panel and Providing necessary Connection including Taking down/ out Unserviceable Multi-function Meter of any description, complete all as specified and as directed. MAKE : ABB/ ALSTOM/ L&T/ SCHNEIDER/ SIEMENS

S&F Spring Charge Motor with Gear (as per existing Make and approved by GE), suitable for 11 KV VCB Panel and Providing necessary Connection including Taking down/ out Unserviceable Spring Charge Motor with Gear of any description, complete all as specified and as directed. MAKE : ABB/ ALSTOM/ L&T/ SCHNEIDER/ SIEMENS

S&F Current Transformer (as per existing Make and approved by GE), suitable for 11 KV VCB Panel and Providing necessary Connection including Taking down/ out Unserviceable Current Transformer of any description, complete all as specified and as directed. MAKE : ABB/ ALSTOM/ L&T/ SCHNEIDER/ SIEMENS

S&F Potential Transformer (as per existing Make and approved by GE), suitable for 11 KV VCB Panel and Providing necessary Connection including Taking down/ out Unserviceable Current Transformer of any description, complete all as specified and as directed. MAKE : ABB/ ALSTOM/ L&T/ SCHNEIDER/ SIEMENS

Excavating in Trenches, not exc. 1.50 Metre Wide and Depth not exc. 1.50 Metre for Taking out/up and Laying of Electric Cable Lines, etc., Forming Surfaces to required Foundation, etc. and getting out as in Soft/Loose Soil, complete all as specified and as directed.

Returning, Filling in including Spreading, Leveling, Watering, Well Ramming in Layers not exc. 25 Cm in Soft/Loose Soil, complete all as specified and as directed.

Removing Excavated Material (Soils) to a distance not exc. 50 Metre and Deposited where directed at a level not exc. 1.50 Metre above the Starting Point, complete all as specified and as directed.

Supply, Laying & Testing UG XLPE Insulated, Screened, PVC Bedded, Galvanised Steel Strip or Wire Armoured (Heavy duty), Electric Power Cable with Aluminum Conductor, 11 KV grade (Earthed), Cross sectional Area 95 Sqmm, 3 Core, Laid in Trenches or Passing through Pipe, etc., Jointing with and including suitable Size Gland, Terminal Lug, complete all as specified and as directed. NOTE : Earth Works, Sand Cushioning, Bricks, GI Pipe, etc. will be Measured and Paid separately under appropriate Items.

M&L Sand Cushioning (Dry) in Trenches/Ducts for Protection of UG Cables (Below, Above and Around the UG Cable laid in Trenches) of 230mm Spread thickness (80mm in Depth before Laying the Cable and 150mm in Depth after Laying the Cable) and Consolidated (Punned) upto 180mm thick, complete all as specified and as directed. NOTE : For the purpose of Payment, Punned thickness of Sand Cushioning only will be Measured.

Supply & Laying Sub-class ‘B’ Bricks of Size 230x115x75mm, Kiln burnt, for Covering to UG Cable as Mechanical Protection, laid Flat, Transversally Width Equal to the Length of the Cable, complete all as specified and as directed.

M&L Cable Jointing Kit for 11 KV (Earthed) grade Cable for OUTDOOR TERMINATION, Heat Shrink type Joint Complete with Jointing Materials and Accessories suitable for XLPE Armoured Aluminum Conductor Cable of Cross Sectional Area 95 Sqmm, 3.0 Core and Testing, complete all as specified and as directed.

M&L Earthing Complete with Copper Earth Plate Electrode 600x600x3.15mm thick buried directly in Ground (Earth Pit not less than 2.25 Metre below Ground Level) with Top edge of the Plate not less than 1.50 Metre below Ground Level, Connected with and including Copper Earth Strip of Size 20x3.0mm by means of Bolts, Nuts, Check nuts and Washers of Copper and Connected Earthing Testing Point/Bus-bar with GI 40mm bore (dia) Light grade Protection Pipe, Earth Plate surrounded by a packed thickness of Char Coal or Coke Dust mixed with Common Salt in Alternate Layers of not exc. 150mm thick, PCC Pit in Cement Concrete 1:3:6 (20mm graded stone aggregates) and Pre-cast RCC Cover Slab of Size 350x350x50mm in Cement Concrete 1:2:4 (20mm graded stone aggregates), reinforced with 10mm dia TMT Bars @ 100mm Centre to Centre in both Ways, GI Wire Mesh, PGI Funnel with GI Watering Pipe 20mm bore (dia) Medium grade including necessary Excavation in Soft/ Loose Soil, Returning, Filling in and Removal of Surplus Spoil upto a distance of 50.00 Metre and all as shown in Electrical Plate No. 3 of MES Schedule Part-I and Testing on Completion, complete all as per specified and as directed. NOTE : All Joints should be joined by Exothermic Welding or Brazing.

DEDUCTION AGAINST SCHEDULE OF CREDIT Bidder(s) shall/ will Quote the EQUAL AMOUNT as per SCHEDULE OF CREDIT catered at SERIAL PAGE No. 18 in the Tender Documents under Column 5 i.e. 'UNIT RATE' (M) against Row No. 35 .

PURBANCHAL BUILDERS (BID ID -3393665)

Vardhman Airport Solutions Limited (BID ID -3385735)