SITC OF 11 KV,3 PHASE VCB PANEL (REPLACEMENT OF EXISTING OCB PANEL) AT SUB STATION BSF CAMPUS FEROZEPUR UNDER SHQ BSF FEROZEPUR(PB)

Amount

Supplying, installation, testing and commissioning of 11 KV ,630 Amp, 18.3 KA for Sec metal clad indoor VCB 3 Panel Board (1I/C+2O/G) as below specification A Vacuum Circuit Breaker (i) 11 KV, 630 A,18.4 KA/1 Sec, indoor VCB with horizontal draw out horizontal isolation panel (1I/C+2O/G) (ii) 230 V AC motorised Mechanism for VCB(1I/C+2O/G) (iii) The copper busbar of 630 Amp shall be of high conductivity electrolytic copper and suitable for caring rated and short circuit current without over heating (1I/C+2O/G) (iv) Colour coded wiring (1I/C+2O/G) (v) Degree of Protection-IP4X(1I/C+2O/G) (vi) Paint Shade-RAL-7032 as per IS ( Inside , outside) (1I/C+2O/G) (vii) Shunt Trip/Close coils -24V/30 DC (With SMF batteries) (1I/C+2O/G) (viii) warning plates (1I/C+2O/G) (ix) Aux. Contactor 4 NO + 4NC (1I/C+2O/G) (x) Earthing-copper -(1I/C+2O/G) (xi) CT & PT Wiring -2.5 SQ mm (1I/C+2O/G) (xii) All Wiring except CT & PT wiring - 1.5 sqmm (1I/C+2O/G) (xiii) Power pack (incoming) (B)EPOXY RESIN CAST V.T. (I)Make (CGL) 3 Ph, D/O Type, 11 KV/Sqrt. 3/110V/Sqrt 3,Class 0.5, Burden-100VA

C EPOXY RESIN CAST , 1 Ph CT (MAKE CGL) (i) 300-150/5-5A,CL-0.5/5P10,Burden-15VA= 03 NOS (ii) 100-50/5-5A,CL-0.5/5P10,Burden-15VA=03 NOS D METERS (MAKE: CONSERV/L&T/SCHNEIDER) (i) Digital Ampere Meter with S/S) (1I/C+2O/G) (with 1.5 class accuracy ) (ii) Digital Volt Meter with S/S) (1I/C ) (with 1.5 class accuracy) E INDICATING LAMP LED TYPE (i) BREAKER ON -Red (ii) BREAKER OFF - GREEN (iii) AUTO TRIP INDICATION -Amber (iv) TRIP CIRCUIT Healthy-CLEAR (v) SPRING Charged - Blue (vi) R,Y,B Indication F ACCESSORIES (i) Trip Neutral Close Switch (ii) Panel Space Heater with Thermostat & Switch (iii) Panel Illumination Lamp with Switch (iv) 3Pin plug With switch (v) MCB for AC and DC (vi) Hooter (vii) Common alarm scheme G RELAYS The relays shall micro processor based numerical relays with over load , earth fault and short circuit protection ) (i) Numerical non-communicable Relay - 50/51/50N/51N of CGL make (Model CGI14N) (ii) PT fuse failure relay (iii) Master trip relay (iv) Trip Circuit Supervision Relay (v) Auxillary Relay -3 Element The testing and commissioning of panel shall be done in accordance with CPWD specification and manufacture specification

Dismantling of existing OCB panel (3 No OCBs ) i/c disconnecting all cables and putting the panel at safe place with the help of crane as per the direction of in charge

Supply and making indoor cable end termination with heat shrinkable jointing kit complete with all accessories including lugs suitable for following size of 3 core XLPE aluminium conductor cable of 11KV grade as required

Supply of HT Three Core Power Cables - Aluminium Conductor A2XFY Stranded Compact Circular Aluminium Conductor, Conductor Screen With Extruded Semi Conducting Compound, XLPE Insulated, Insulation Screening With Extruded Semi Conducting Compound In Combination With Copper Tape, Cores Laid Up, Innersheath Of PVC, Galvanised Steel Flat Strip Armoured And Overall PVC Sheathed Cable Conforming To IS 7098 / (Part-II) 1985 With The Latest Amendments. (Havells/ Polycab/ Finolex)