PROVN OF 11 KV RING MAIN SUPPLY AT HQ CENTRAL COMD AREA FROM NEW MRS UNDER GE (E/M) LUCKNOW

Amount

Excavation in trenches not exc. 1.5 m wide and not exc 1.5 mtr deep in soft/loose soil for laying / taking up/ taking down of cables and getting out and levelling of bottom suface to required level complete all as specified and directed.

Returning filling in,. Including spreading, levelling,. Watering and well ramming soil in layers not exceeding 25 cm thick all as specified and directed.

Removing excavated material (ie soil) from site to a distance n. exc 50 mtrs away and depositing where directed at a level n. exc. 1.5 mtr above the starting point complete all as specified and directed.

Sand cushioning for protection of cable complete all as specified and as directed.Note :- Local approved tibba dry sand after removal of vegetations; grass and other deleterious substances shall be used for sand cushioning.

Supplying and laying un-reinforced precast concrete cable cover, class HVP, type 1 with peak, size 300mm x 180mm x 40mm laid dry in trenches for the protection of underground cable complete all as specified and directed.

Boring of hole under road/pavement/hard standing or any other situation by manual means and suitable for passing of GI pipe 150 mm bore and making good both ends complete all as specified and directed.

S&F GI Pipe (light grade) with necessary accessories/ fittings for cable protections for crossing of culverts/nallah /road etc of size 150 mm bore complete all as specified and directed.

Supplying, laying, jointing, testing and commissioning HT under ground electric power cable crossed linked polyethylene (XLPE) insulated, screened PVC bedded, galvanised steel strip or wire armoured electric power cable (heavy duty) with aluminium conductor, 11000 Volts earthed cross sectional area 185 Sqmm, 3 core ISI marked as per IS 7098 Part-2, laid in trenches/ laid under floor/ laid in ducts/HDPE pipe or fixed on poles/wall etc. complete all as specified and directed. Note :- Excavation, earth work, sand cushioning, cable cover for protection of cable , pipe and trenchless including HDPE pipe shall be measured and paid separately under resective items of schedule.

Material & labour for Cable jointing kit for 11 KV (Earthed) grade cable for straight through cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 185 sqmm complete all as specified and directed.

Material & labour for Cable jointing kit for 11 KV (Earthed) grade cable for indoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 185 sqmm complete all as specified and directed.

M&L Earthing complete with galvanised steel earth plate electrode 60cmx60cmx6.0mm thick, burried directly in ground to a depth not less than 2.25 metres deep below ground level with top edge of earth plate not less than 1.5 metre below normal ground level surrounded with adequate quantity of charcoal dust mixed with salt to a packed thickness of 15 cm all around the plate, using GI strip 32 x 6 mm as earth strip electrode bolted or rivetted to earth plate at one end and connected to equipments at another end, GI earth strip encased in and including 40 mm dia GI 'light grade' pipe from upper end of earth plate upto equipments,20 dia bore GI pipe 'light grade' as water pipe from earth chamber to upper edge of earth plate, Test point , GI funnel with wire mesh fixed on water pipe and PCC 1:2:4 type B-1 (using 20mm graded stone aggregate) as in pit chamber and RCC pit cover 50mm thick precast RCC 1:2:4 type B-1, duly reinforced with MS TMT bars 8mm dia @ 100 c/c both ways with 10mm dia MS round bar as in lifting handles, excavation, earth work including laying the GI pipe concealed in floor/wall all as described in electric plate of SSR Part I complete all as specified and directed and testing on completion.

Supplying , installation, testing and commissioning of 12 KV, 630 Amps having short circuit capacity 21kA/3-sec, Outdoor (IP54), RMU (Ring main unit) 6-way comprising of 02 Nos motorized operated Load Break Switch and 04 Nos 630 Amp Fixed-Type motorized spring-charging VCB electrolytic grade copper busbars all inside single, gas-filled, robotically welded stainless steel 304 (Non Ferrite Non Megnetic Grade) tank with min. thickness 3+0.5 mm, IP 67 Degree of Protection , internal-arc classified 21kA/1sec, on-site-repairable with site replacable bushing/coupling/mechanism, gas refilling etc. The enclosure shall have padlockable double-door access with anti-theft higes, fully covering the front facia and cable boxes to ensure fail-safe anti-theft protection. The unit alongwith Bus-connected, fixed-type Auxiliary transformer shall include the following along with all necessary accessories and fittings as required at site. Contd....

(A) 02 Nos. Incoming Load Break Switch module each consisting of following accessories :- (i) Each switching-unit is designed as a three position switch. This three function switch combines the functions of switch-disconnector and earthing switch. (ii) 12V, 630A Load Break Switch with interlocked line-earthing scheme both short circuit current - 21kA/3-sec, Making Capacity - 50kAp -01 No (iii) Auxiliary contacts - 1NO + 1NC-01 No (iv) Spring-assisted snap-action motorized mechanism with un-inhibited operating shaft for emergency manual operation with integrated earthing switch -01 No (v) Cable terminals (site replacable Cable bushings situated not beyond 300mm from cable-cover to allow ease of access for installation/testing/replacement purposes) with double-door arrangement for enhanced safety (IP54+IP3X) interlocked to prevent access upto 11 KV , 185 Sqmm , 3 Core , XLPE AL cable termination in live-condition. Each Set of 03 (vi) Right angle boots (push on type)-Each Set of 03 (vii) Arc proof cable covers having cable entry from bottom , front with Interlocking mechanism including earth switch -01 No (viii) Capacitive voltage indication fixed type system as per IEC61243 with LED - 01 Set Contd.....

(ix) Fault Passage Indicator - It is to be provided for each incomer load break unit, FPI with LED/digital display to be added for detection of cable fault-01 No (x) ON, OFF, EARTH mechanical indication on the front mimic of the panel - 01 No (B) 04 Nos. Outgoing VCB module each consisting of following accessories :- (i) Each function-unit consists of a vacuum-circuit breaker in combination with a three position-switch.The three-position-switch fulfills the operation of the disconnector-function and earthing function. (ii) 12kV, 630A Fixed-Type VCB module with series disconnector cum earthing switch of short circuit breaking current/withstand - 21kA/3-sec, Making Capacity - 50kAp-01 No (iii) Aux. contacts - 1NO+1NC-01 No (iv) Stored-energy motorized high-endurance spring charging mechanism (M1+), with inbuilt spring-charging lever and mechanically latched ON/OFF push-buttons to allow handle-less and un-inhibited operation -01 No (v) Cable terminals (site replacable Cable bushings situated not beyond 300mm from cable-cover to allow ease of access for installation/testing/replacement purposes) with double-door arrangement for enhanced safety (IP54+IP3X) interlocked to prevent access upto 11 KV , 185 Sqmm , 3 Core, XLPE AL cable termination in live-condition. Each Set of 3 Contd......

(vi) Right angle boots (push on type)-Each set of 3 (vii) 3O/C + 1E/F self powered numerical protection relay with Low and High set for Over current and Earth Fault. Relay should have facility to display the maximum loaded phase current also.Relay shall record minimum 5 fault records with time stamping. Relay shall be communicable with RS 485 Port on MODBUS Protocol-01 No (viii) Associated ring-core cast-resin insulated CTs 150/75/1 Amp , 2.5 VA, 10P10 for protection - Each Set of 3 (ix) Vacuum circuit breaker with high mechanical endurance of 10000 operations (M2 Class) (x) To ensure reliablility of operation Vacuum interrupter shall be of same make as Ring Main Unit. (xi) Arc proof cable covers with self Interlocking mechanism with earth switch -01 No (xii) Capacitive voltage indication fixed type system as per IEC61243 with LED -01 No (xiii) Push button for breaker trip (xiv) Shunt trip coil 24V DC - 01 (xv) ON, OFF, TRIP mechanical indication on the front mimic of the panel - 01. (xvi) Emergency Trip Push Button - 01. Contd.......

(C) 01 No. Bus-connected, fixed-type Auxiliary transformer accomodated in separate compartment of matching height and depth, positioned along-side or top of RMU to provide required aux. supply and metering consisting of following accessories :- (i) 1-Ph (11kV/rt3):230VAC, 500VA Auxiliary transformer-01 No (ii) 2x12 Volt DC battery-01 Set (iii) Battery charger-01 No (iv) HRC fuse-links for primary side isolation and AC/DC MCBs for secondary isolation-01 Set (v) Anti-condensation space-heater-01 No (vi) CFL lamp for illumination and 3-pin socket with switch -01 No (D) Additional equipment deliverd separately or mounted seperately :- (i) Operationg Handle for Manual Isolator/Disconnector/Earthing Operation-02 Nos (ii) Standard Manometer -01 No (iii) Operation and Maintenance Manual -01 No (iv) Installation & Commissioning Manual -01 No (v) Cable clamping provision (standard) -01No Contd......

Note:- (i) It is preferable to have all feeder-switches inside single stainless steel compartment with incomer feeders at the extremities to prevent chances of failure due to plug-in coupling arrangement. (ii) Necessay interclocking arrangement shall be provided for safety and operations (iii) Above switchgear shall confirm to relevant IEC (62271-200) for design, manufacturing and internal arc compliance. Any claims towards internal arc compliance, number of mechanical/electrical/short-circuit operations, gas-leakage rates etc. shall not be accepted unless proven via type-test reports of model being offered. (iv) Cost of construction of foundation including construction material, necessary earth work and excavaton as per manufacturer design for RMU complete all as required at site and as directed by Engr-in-charge are deemed to be included in the quoted rate. (v) The contractor shall arrange factory visit for the rep of accepting officer for testing of RMU before despatch.

Supplying , installation, testing and commissioning of 12 KV, 630 Amps having short circuit capacity 21kA/3-sec, Outdoor (IP54), RMU (Ring main unit) ICOG (Incommer outgoing type) comprising of 01 Nos Direct Cable Box for cable entry and 01 Nos 630 Amp Fixed-Type motorized spring-charging VCB electrolytic grade copper busbars all inside single, gas-filled, robotically welded stainless steel 304 (Non Ferrite Non Megnetic Grade) tank with min. thickness 3+0.5 mm, IP 67 Degree of Protection , internal-arc classified 21kA/1sec, on-site-repairable with site replacable bushing/coupling/mechanism, gas refilling etc. The enclosure shall have padlockable double-door access with anti-theft higes, fully covering the front facia and cable boxes to ensure fail-safe anti-theft protection. The unit shall include the following along with all necessary accessories and fittings as required at site. Make . ABB/Seimens/Schneider Contd.....

(A) 01 Nos. Outgoing VCB module each consisting of following accessories :- (i) Each function-unit consists of a vacuum-circuit breaker in combination with a three position-switch.The three-position-switch fulfills the operation of the disconnector-function and earthing function. (ii) 12kV, 630A Fixed-Type VCB module with series disconnector cum earthing switch of short circuit breaking current/withstand - 21kA/3-sec, Making Capacity - 50kAp-01 No (iii) Aux. contacts - 1NO+1NC-01 No (iv) Stored-energy motorized high-endurance spring charging mechanism (M1+), with inbuilt spring-charging lever and mechanically latched ON/OFF push-buttons to allow handle-less and un-inhibited operation -01 No (v) Cable terminals (site replacable Cable bushings situated not beyond 300mm from cable-cover to allow ease of access for installation/testing/replacement purposes) with double-door arrangement for enhanced safety (IP54+IP3X) interlocked to prevent access upto 11 KV , 185 Sqmm , 3 Core, XLPE AL cable termination in live-condition. Each Set of 3 (vi) Right angle boots (push on type)-Each set of 3 Contd.....

(vii) 3O/C + 1E/F self powered numerical protection relay with Low and High set for Over current and Earth Fault. Relay should have facility to display the maximum loaded phase current also.Relay shall record minimum 5 fault records with time stamping. Relay shall be communicable with RS 485 Port on MODBUS Protocol-01 No (viii) Associated ring-core cast-resin insulated CTs 200/100/1 Amp , 2.5 VA, 10P10 for protection - Each Set of 3 (ix) Vacuum circuit breaker with high mechanical endurance of 10000 operations (M2 Class) (x) To ensure reliablility of operation Vacuum interrupter shall be of same make as Ring Main Unit. (xi) Arc proof cable covers with self Interlocking mechanism with earth switch -01 No (xii) Capacitive voltage indication fixed type system as per IEC61243 with LED -01 No (xiii) Push button for breaker trip (xiv) Shunt trip coil 24V DC - 01 (xv) ON, OFF, TRIP mechanical indication on the front mimic of the panel - 01. (xvi) Emergency Trip Push Button - 01. Contd.....

(c) Additional equipment deliverd separately or mounted seperately :- (i) Operationg Handle for Manual Isolator/Disconnector/Earthing Operation-02 Nos (ii) Standard Manometer -01 No (iii) Operation and Maintenance Manual -01 No (iv) Installation & Commissioning Manual -01 No (v) Cable clamping provision (standard) -01No

Note:- (i) It is preferable to have all feeder-switches inside single stainless steel compartment with incomer feeders at the extremities to prevent chances of failure due to plug-in coupling arrangement. (ii) Necessay interclocking arrangement shall be provided for safety and operations (iii) Above switchgear shall confirm to relevant IEC (62271-200) for design, manufacturing and internal arc compliance. Any claims towards internal arc compliance, number of mechanical/electrical/short-circuit operations, gas-leakage rates etc. shall not be accepted unless proven via type-test reports of model being offered. (iv) Cost of construction of foundation including construction material, necessary earth work and excavaton as per manufacturer design for RMU complete all as required at site and as directed by Engr-in-charge are deemed to be included in the quoted rate. (v) The contractor shall arrange factory visit for the rep of accepting officer for testing of RMU before despatch.

Supplying, installing, testing and commissioning of Indoor arc flash protected Draw-Out with roll on floor type Vacuum Circuit Breaker Panel , rated for 11kV, 1250Amp, 26.3kA/3-sec, comprising of 1 No. Outgoing VCB Panels confirming to IEC 62271-200, Internal Arc Classified IAC AFLR – 26.3kA for 1sec, Accessibility Class LSC2B-PM Class, comprising of 1250Amp, continuous rated Copper busbars and droppers, 02 Nos . Rack-In-Rack-Out Handles, structure made from AluZinc/GI sheets to prevent corrosion and rusting. The complete panel including HT and LT chamber with FRLS wiring shall be manufactured by approved OEM at its own facility, and same will be verified via stage/final inspection. Make ABB/Seimens/Schneider The Board shall consist of following panels:- Contd.....

(A) 01 x Outgoing Panel, each comprising of :- (i) 11kV, 1250Amp, 26.3KA/3-sec, Draw-Out Vacuum Circuit Breaker as per IEC-62271-100. Vacuum Circuit Breaker having 03nos. vacuum bottles of same make as of circuit breaker, 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 (110VDC). (ii) Current Transformers 11kV, 200-100/1-1, Core1: Class 5P10, 2.5VA, Core2: Class 0.5, 2.5VA - Set of 03 Nos. Contd.....

(iii) Main Protection Relay shall be numerical IED Relay confirming to IEC60255, having 04CT Inputs with microprocessor based protection scheme for tripping the breaker on various faults like (a) over-current or earth-fault in any of the three phases, (b) circuit-breaker-failure alarm, (c) interpanel tripping/blocking signals via GOOSE based peer-to-peer communication, on IEC61850 protocol. (d) Integrted 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, Breaker On/Off/Spring.Chrgd, Trip Circuit Failure (from TCS relay), Local-Remote etc. and display locally on a built-in back-lit LCD screen with mimic as a Single-Line-Diagram with current measurements and suitably labelled status LEDs. Relay setting should be possible through inbuilt software or through addtional software supplied by the relay manufacturer. (iv) Metering Equipment including:- (a) 01 x Digital Ammeter (Acc.Cl.0.5) (v) LED Indications - (a) Breaker ON/OFF/TRIP/Spring-Charged, (b) Trip Circuit Healthy Contd......

(vi) 04-Window Annunciator with Hooter to indicate following alarms :- (a) OC Trip, (b) EF Trip (c) Trip Circuit Failure, (d) Inter-Tripping Fault, The Annunciator will be complete with required Acknowledge/Test buttons as required (vii) Control Equipment incl. (a) 01 x TNC Switch, (b) 01 x Emergency Trip Push Button, (c) 01 x Local/Remote Switch, (d) MCBs for AC/DC isolation (e) Heater Switch with Thermostat - 01no. (f) 3-pin socket with ON/OFF switch - 01no. (g) CFL Lamp with ON/OFF switch - 01no. (viii) Flush mounted Auxillary Protection Relays incl. (a) Trip Circuit Supervision Relay, (b) Master trip Relay, Contd.....

(C) The panel shall be complete with all allied items and accessories, including:- (i) Cost of construction of foundation as per manufacturer design, including foundation frame (supplied by OEM), channels etc. for HT Panel as required at site are deemed to be included in the quoted rate. (ii) Each VCB panel being floor-mounted, air-insulated, fully-compartmentalizeds The OEM shall supervise and certify the commissioning/charging of equipment. (iii) Foundation frames shall be inclusive in the scope of supply of OEM. (iv) All Outgoing VCBs will have inter-tripping logic in place to ensure that Incomer breaker immediately trips in case of failure of opening of outgoing VCB experiencing feeder fault. Special and dedicated Alarm shall be in place to issued the user. This facility should be implemented over soft-logic, and can be disabled by authorized personnel without requiring any on-site re-wiring. Contd....

Note:- (i) License parter, system integrator, panel builder, half-panel is not allowed for 11kV VCB Panel. All works shall be done at own works. (ii) All items will be transported in wooden packaging to avoid any damage. Acceptance of material will be discretion of GE. Contractor has to remove the material in case of rejection of material at no extra cost. (iii) The contractor shall arrange factory visit for the rep of accepting officer for testing of 11 KV VCB panel . (iv) The incommer panel will be connected with existing VCB , cost of fabrication of adaptor panel made of MS CRCA sheet 16 gauge thick duly painted matching with VCB including alteration/couple and matching with bus bar required at site shall be deemed to be included in the quoted rate.

M&L horizontal boring by tenchless technology using ultra sound technique and necessary machine and inserting HDPE casing pipe with fittings of 160 mm dia having working pressure 0.6 Mpa along road and under pavements/hardstanding crossing in all types of soil at prescribed depth ( in no case depth of boring less than 1.7 M from the road surface) up to 200 meters of drilling longitudinal or 3 to 4 roads crossing should be possible , for passing of HT Cable 185 Sqmm , 3 core including all civil works & reinstatement as per BMP standards complete all as specified and directed. Make Tirupati / Finolex/Supreme/Prince Note:- (i) HDPE pipe Shall be used in 06 RM length cost of jointing of HDPE pipe with jointing material and T&P required at site shall deemed to be included in quoted rate. (ii) Contractor shall take written clearance of Gas pipe line , OFC, HT Cable, Water pipe line and any other utilities from concerned department before trenchless work, if any damages to existing services such as road, path & Hard stading etc occured during work the same to be replaced/repair by the contractor and the cost of the same shall deemed to be included in the quoted rates.

S&F cable route markers made out of PCC block (1:3:6) type C-1 using 20 mm graded stone aggregate size (bottom 400mmx 100 mm thick)+Top-300x100mm thick+height-1200mm(60 cm burried in ground ` DANGER/11 KV UG cable MES' embossed on route marker including excavation and earth work and painting the yellow colour above the ground and write the black colour complete all as specified and directed

Ashirwad Contractor and Supplier

SHRI GANESH ENTERPRISES

Diamond Electric Co.

M/s M.S. Electric Co.

R D Bansal

M/S S.B. Singh and Sons

GEPS PROJECTS

DARSHAN CONSTRUCTION Co.

Vijaypower Generators Limited