PROVN OF 33 KV UG CCT NO 02 ALONGWITH CONNECTED ITEMS FROM RIDGE VALLEY TO KHYBER SUB STN UNDER GE U ELECTRIC SUPPLY DELHI CANTT-10

Supply, laying, jointing, testing and commissioning of 33 KV (E) grade of size 400 sqmm 3 core (Heavy duty) cable with stranded compacted circular aluminum conductor, screened with extruded semi-conducting compound, XLPE insulated, insulation scrrened with extruded semi-conducting compound in combination with Copper tape, cores laid up, inner sheath of Thermoplastic tape, PVC bedded, galvanized steel strip armoured and over all FRLS PVC Sheated conforming to IS-7098, part-II with latest amendments laid in cable ducts/ trays/ trenches/encased in GI pipes/RCC/DWC HDPE pipes, ISI marked complete all as specified and directed. Notes:- (i) Each cable drum not less than 500 Mtrs length. (ii) The contractor will be resposible for taking permission from appropriate authority i.e. NHAI/IGL/ Cantt board or other units, if needed for the above said cable work and necessary payments for work clearence / deposit charges for appropriate authority be included in the rate quoted above. (iii) Manual Excavaton will be carried out at the places of Services such as of near Existing HT / LT Cables, OFC/ Telecom Cables, Water / Gas Pipe/ Sewage Pipe Lines, Area Drinages and Contracotr shall be responsible for rectification of damages immediately on priority to the damages of Services occured during exection of the cable/ earht work. (iv) Length of each cable drum should not be less than 500 Mtr and strainght through joint should be done after length not less than 500 Mtrs. (v) Cable shall be manufactured by BIS licensed manufacturer having valid licence covering the offered size, voltage grade and construction. Va;is BIS licenc, type-test certifictes and routine test certificates shall be submitted by contractor. Drum wise routine test certificate shall also be submitted by the contractor.

Supply, jointing and testing of end termination joint indoor type heat shrinkble type complete with jointing material and accessories suitable for 33 KV(E) XLPE armoured aluminium conductor cable of size 400 sqmm 3 core, complete all as specified and directed. Indoor temination kit shall be specifically suitable for 19/33 KV,400 sqmm, 3 core aluminium conductor, XLPE insulated, screened and armoured cable as specified above

Supply, jointing and testing of end termination joint outdoor type heat shrinkble type complete with jointing material and accessories suitable for 33 KV(E) XLPE armoured aluminium conductor cable of size 400 sqmm 3 core, complete all as specified and directed. Outdoor temination kit shall be specifically suitable for 19/33 KV,400 sqmm, 3 core aluminium conductor, XLPE insulated, screened and armoured cable as specified above

Supply, jointing and testing of Straight Through joint outdoor type heat shrinkble type complete with jointing material and accessories suitable for 33 KV(E) XLPE armoured aluminium conductor cable of size 400 sqmm 3 core, complete all as specified and directed. Joint kit shall be specifically suitable for 19/33 KV,400 sqmm, 3 core aluminium conductor, XLPE insulated, screened and armoured cable as specified above

S&F Cable route indicator made of RCC (Nominal Mix) type B0 1:2:4 (12.5mm graded crushed stone aggregate) with 8mm TMT Bar c/c of size 1m height X 60cm wide X 10cm thick tapered on top, visible above ground, duly painted with synthetic enemel paint of yellow colour base and letters with black paint. The description for writing as directed by Engr-in-charge, complete all as specified and directed. Note : Rate for PCC 1:3:6 for foundation (min size 0.8mx0.3mx0.3m) of aggregate size 20mm for cable route indicator deemed to be included in the item.

Supplying, installing, testing and commissioning of Indoor arc flash protected Draw-Out with roll on floor type Vacuum Circuit Breaker Panel, rated for 11kV, min 1250 Amp, min 26.3kA/3-sec, comprising of 01 No. Incomer, 01 No. Bus Coupler and 04 Nos outgoings conforming to IEC/IS 62271-100 & IEC/IS 62271-200 including amendments upto recieving of tender , Internal Arc Classified IAC AFLR – 26.3kA for 1sec, Accessibility Class LSC2B-PM Class, comprising of 1200 Amp, continuous rated Insulated Copper busbars and droppers in all bus / breaker/ adaptor and cable chambers , 02 nos. Rack-In-Rack-Out Handles, structure made from AluZinc/GI/ Powder Coated CRCA sheets to prevent corrosion and rusting. ( Incomer -01 Nos, Bus Coupler-01 No, Outgoing - 04 Nos) The complete panel including HT and LT chamber with FRLS wiring and accessories shall be manufactured by approved OEM at its own manufacturing in house facility, and same will be verified via stage/final inspection. system house integrator / channel partner products are not accepted .The Make of the VCB, Panel And Relay Shall be of the Same Make. The panel shall consist of approved OEM / Makes. Notes: (i) Necessary Cat 6 and Modbus cabling from panels to existing RTU panel shall be provided by the contractor within this scope only. Control panel box item to be added. (ii) Vacuum interrupter meter shall be of VCB panel manufacturers own make. (iii) Floor rolled line VT Ratio : 11 KV / 1.732 / 110V / 1.732 - Core 1 : 0.5, 20 VA (only incomer feeder). VT shall be placed at the backside of the panel. (iv) 11 KV termination kit as per site requirement, cable up to 10 meter with strait-through - joints, rate deemed to be included. (v) IAC Certification/type-test certificate shall specifically cover the offered switchgear design, enclosure configuration, sccessibility category, AFLR voltage, fault current and duration

(A) 01 x Incomer Panel, each comprising of :- (i) 11kV, 1200 Amp, min 26.3kA/3-sec, Draw-Out Vacuum Circuit Breaker as per IEC-62271-100 and with roll on floor type Vacuum Circuit Breaker having 03 Nos. vacuum bottles of same make as of circuit breaker and panel, motorized spring charging mechanism (230VAC) with integral spring charging handle for manual charging, associated push-buttons, anti-pumping feature, and associated Shunt Trip/Close Coils (24/50/110V DC). (ii) Current Transformers 11KV, 800-400/1-1-1, Core1: Class 5P10, 5VA, Core2: Class 0.5, 5VA, Core3: Class PS-X - Set of 03 Nos per breaker (iii) Potential Transformers, floor-rolled / CB trolley mounted, draw-out type for easy maintenance, 11kV/rt3:110V/rt3, 50VA, Cl.0.5 with associated gun-type HRC fuses and MCBs for HT/LT isolation - Set of 03 Nos. (iv) Main Protection Relay shall be numerical IED Relay confirming to IEC60255, having 04CT+04PT Inputs with microprocessor based protection scheme for tripping the breaker on various faults like (a) Directional over-current or earth-fault in any of the three phases, (b) Synchronism and Energizing Check before breaker closing to prevent un-syncronized mixing of supplies (c) Circuit-breaker-failure alarm, (d) Interpanel tripping/blocking signals via GOOSE based peer-to-peer communication, on IEC61850 protocol.

(e) Integrated / dedicated arc flash protection with current and light sensing The relay shall be communicable on IEC 61850 GOOSE platform over RJ-45/USB/FO port, and fully integrated with the feeder, internally capturing feeder statuses incl. various status, Line-Current, Line-Voltage, Breaker On/Off/Spring.Chrgd, Trip Circuit Failure (from TCS relay), AC Supply Fail, PT Fuse failure relay, Local-Remote etc. and display locally on a built-in back-lit LCD screen with mimic as a Single-Line-Diagram with power & frequency measurements and suitably labelled status LEDs. Relay setting should be possible through inbuilt software or through addtional software supplied by the relay manufacturer. (v) Metering Equipment including:- (a) 01 x Digital Voltmeter (Acc.Cl.0.5), 01 x Digital Ammeter (Acc.Cl.0.5), (b) 01no. Multi-Function meter (Acc.Cl.0.5) shall be provided with LCD display for measuring current, voltage, power, power-factor and energy-parameters, Total Harmonic Distortion and Max. Demand Indication, same shall be communicable on ModBus via RS485 port. (vi) LED Indications :- (a) Breaker ON/OFF/TRIP/Spring-Charged, (b) R-Y-B, (c) DC Available LED with push-button (d) AC Supply Fail (e) Trip Circuit Healthy (vii) 08-Window Annunciator with Hooter to indicate following alarms :- (a) OC Trip, (b) EF Trip (c) Trip Circuit Failure, (d) Inter-Tripping Fault, (e) Synchro-Check. (f) PT Fuse Failure The Annunciator will be complete with required Acknowledge/Test buttons as required

(viii) Control Equipment incl. :- (a) 01 x TNC Switch, (b) 01 x Local/Remote Switch, (c) 01 x Emergency Trip Push Button, (d) MCBs for AC (e) MCBs for DC (f) Heater Switch with Thermostat - 01no. (g) 3-pin socket with ON/OFF switch - 01no. (h) LED Lamp with ON/OFF switch - 01no. (B) 01 X Bus Coupler Panel with Bus Riser, each comprisising of :- (i) 11kV, 800 Amp, 26.3KA/3-sec, Draw-Out Vacuum Circuit Breaker as per IEC-62271-100 with roll on floor type Vacuum Circuit Breaker having 03nos. vacuum bottles of same make as of circuit breaker and panel, motorized spring charging mechanism (230VAC) with integral spring charging handle for manual charging, associated push-buttons, anti-pumping feature, and associated Shunt Trip/Close Coils (110V DC). (ii) Current Transformers 11KV, 800-400/1-1, Core1: Class 5P10, 5VA, Core2: Class 0.5, 5VA, -Set of 03 Nos per breaker (iii) Main Protection Relay shall be numerical IED Relay confirming to IEC60255, having 04PT Inputs with microprocessor based protection scheme for tripping the breaker on various faults like (a) Synchronism and Energizing Check before bus-coupler closing to prevent un-syncronized mixing of supplies (b) circuit-breaker-failure alarm. (c) circuit-breaker-failures and interpanel tripping/blocking signals via GOOSE based peer-to-peer communication, on IEC61850 protocol.

The relay shall be fully integrated with the feeder, internally capturing feeder statuses incl. various status, Bus-Voltage and display the same locally on a built-in back-lit LCD screen with mimic as a Single-Line-Diagram with power & frequency measurements and suitably labelled status LEDs. Relay setting should be possible through inbuilt software or through addtional software supplied by the relay manufacturer (iv) LED Indications - (a) Breaker ON/OFF/TRIP/Spring-Charged (b) Trip Circuit Healthy (v) Control Equipment incl. :- (a) 01 x TNC Switch, (b) 01 x Local/Remote Switch, (c) 01 x Emergency Trip Push Button, (d) MCBs for AC (e) MCBs for DC (f) Heater Switch with Thermostat - 01 No. (g) 3-pin socket with ON/OFF switch - 01 No. (h) LED Lamp with ON/OFF switch - 01 No. (vi) Flush mounted Auxillary Protection Relays incl. (a) Trip Circuit Supervision Relay, (b) Master trip Relay, (vii) 08-Window Annunciator with Hooter to indicate following alarms :- (a) Trip Circuit Failure (b) Inter-Tripping Fault, (c) Synchro-Check (d) PT Fuse Failure The Annunciator will be complete with required Acknowledge/Test buttons as required