Replacement of Defective Electrical Panel and Provision of Vertical Busbar Riser With Earthing for Vikash Bhawan Building Varanasi

Riser & panel- Supplying Installation, Testing and Commissioning ofon wall, testing and commissioning of followingcapacity rising mains made of 1.6mm thick IP 42sheet steel enclosure duly painted with powdercoating, wall straps, fully PVC insulated 4 Nosaluminium bus bars having current density of 130 A/sq.cm at nominal current rating in convenientsections and suitable for 415 V, 3 phase, 4 wire, 50Hz, A.C. supply with extension joints, fire proof barriers, expansion joints, thrust pads includingjointing and earthing with 2 runs of galvanised ironstrips etc. as required. (Rising mains confirming to IS8623, TEC 439). Rating--300A

S/F of 63Amp 4 pole MCB

Suplying and fixing TP sheet steel enclouser on surface/recess with 415 v C curve TP MCB complete with connection testing and commissioning etc as required

Supply & Erracetion of factory fabricated & wiredmetal clad dust and vermin proof floor mounting,M.S. Channel Base with bottom and top cableentreis Electrical control panel with TPN MCCB's(Four Pole 36 KA with thermal magnaticrelease)Switches Complete and instrument chamberetc.complete in all respects. The instrument chambershall be separate and shall comprise of flush type digital metering system for phase to phase voltage and single phase voltage, current and other parameters(KVA,P.F,KW etc) in each phase with touch type selector switches for different readings, instrument fuses, current transformer etc. The panel board shall have suitable capacity electrolytic alumininum busbars as per IS8623 or above istulated with heat shrink sleeving and mounted on non hygroscopic supports such as CMC/BMC support with deteachable side covers and shall be suitable for extension on the sides. The MCCB's shall be complete with suitable cable end boxes, compression glands and indicating lamp onincoming etc.The Job includes the grounting of the board as perdirections of Engineer-in charge. All out goings of 100 Amp and above shall have an Ammeter. The panel board shall be fabricated with CRCA sheet with a minimum thickness of 1.6mm/2mm. Cubicle type switch board shall be of cat A & B Only. I/C -800Amp ACB 4 pole, O/G-400Amp MCCB -2 nos ,100Amp MCCB -2 nos P. S no -

Supply & Erracetion of factory fabricated & wiredmetal clad dust and vermin proof floor mounting,M.S. Channel Base with bottom and top cableentreis Electrical control panel with TPN MCCB's(Four Pole 36 KA with thermal magnaticrelease)Switches Complete and instrument chamberetc.complete in all respects. The instrument chambershall be separate and shall comprise of flush type digital metering system for phase to phase voltage and single phase voltage, current and other parameters(KVA,P.F,KW etc) in each phase with touch type selector switches for different readings, instrument fuses, current transformer etc. The panel board shall have suitable capacity electrolytic alumininum busbars as per IS8623 or above istulated with heat shrink sleeving and mounted on non hygroscopic supports such as CMC/BMC support with deteachable side covers and shall be suitable for extension on the sides. The MCCB's shall be complete with suitable cable end boxes, compression glands and indicating lamp onincoming etc.The Job includes the grounting of the board as perdirections of Engineer-in charge. All out goings of 100 Amp and above shall have an Ammeter. The panel board shall be fabricated with CRCA sheet with a minimum thickness of 1.6mm/2mm. Cubicle type switch board shall be of cat A & B Only. I/C -400Amp ACB 4 pole, C/O switch- 315 Amp O/G-315Amp MCCB -1 nos ,100Amp MCCB -2 nos 63Amp-1nos

Sub main and cable-Wiring for circuit/ submain wiring alongwith earth wire with the following sizes of FRLS PVC insulated copper conductor, single core cable in surface/ recessed PVC conduit as required. 4X 16sq. mm + 2 X 6 sq. mm earth wire

Supply and laying of aluminium conductor PVC insulated armoured served sheathed cables 1100 Volts grade at a depth of 750 mm below ground level over a cushion of 75 mm. thick sand all around and protected with burnt bricks on sides and on top. On surface the cable run shall be fixed on M.S. clamps etc. of suitable size or as directed by the Engineer-Incharge, complete in all respect. The armouring of the cable shall be properly connected with the earth conductor by clamps etc Size-.400 sq. mm 3-1/2 core(Make - Havells/ Anchor/ Polycab)

Supply and laying of aluminium conductor PVC insulated armoured served sheathed cables 1100 Volts grade at a depth of 750 mm below ground level over a cushion of 75 mm. thick sand all around and protected with burnt bricks on sides and on top. On surface the cable run shall be fixed on M.S. clamps etc. of suitable size or as directed by the Engineer-Incharge, complete in all respect. The armouring of the cable shall be properly connected with the earth conductor by clamps etc Size-.25 sq. mm 3-1/2 core(Make - Havells/ Anchor/ Polycab)

Supply and fixing of brass nickle plated compression gland for PVC insulated & armoured served sheathed, underground cable including rubber ring etc. complete in all respect. The armouring of the cable shall be properly connected with the earth as per direction of Engineer-Incharge. Size- 400 sq. mm 3-1/2 core (Make - Havells/ Anchor/Dowells)

Supply and fixing of brass nickle plated compression gland for PVC insulated & armoured served sheathed, underground cable including rubber ring etc. complete in all respect. The armouring of the cable shall be properly connected with the earth as per direction of Engineer-Incharge. Size- 25 sq. mm 3-1/2 core (Make - Havells/ Anchor/Dowells)