SPL REPAIR TO OLD HT VCB PANEL TRANSFORMER WITH LATEST ENERGY EQUIPMENTS ALONGWITH CONNECTED WORKS UNDER GE U ELECTRIC SUPPLY DELHI CANTT 10

Amount

Disconnecting all the HT/LT and earth connection electrically and mechanically of indoor/ outdoor transformers 100 KVA to 630 KVA capacity and taking up/down from plinth/ 2 pole/4 pole structure carefully including all accessories and transportation to MES yard, complete all as specified and directed.

Suppling, installation, testing and commissioning of Transformer as per IS 1180 (Part 1): 2014 with latest Energy Efficiency level - II (2 Star) , step down, copper wound 11KV/433 Volts (at no load) AC 3 phase 50 Hz 250 KVA capacity, core outdoor type, oil immersed naturally air cooled, oil natural air natural (ON/AN) , with external cooling tubes, delta connected on primary side (HV) and star connected on secondary side (LV) in accordance with vector group Dyn-11 with neutral brought out on secondry side (LV) and having taping at +5% to +10% in steps of 2.5% on HV side to be changed by means of hand operated off load tap changer gear. The maximum temperature rise should not exceed 50 degree celsius in oil and 55 degree celsius in HV/LV winding when measured by resistance method after continuous full load run on an ambient temp of 40 degree celsius ,transformer shall be of BOLTLESS core design. Transformer shall be double wound, core type with low loss, non ageing, high permeability prime grade CRGO with M4 grade or better, perfectly insulated and clamped to minimize noise and vibrations. The transformer shall be as per IEC 60076 and IS-1180 Part - I of 2014 marked and shall comprise of the following :-

(a) One cable box on HT side (Primary side) consisting of three Nos. porcelain bushing with copper rods, complete with nuts and washer, with cable glands suitable for reception/taking out HT 11000 volts grade, XLPE insulated and PVC sheathed, heavy duty , armoured cables including jointing materials complete. (b) One cable box on LT side (Secondary side) consisting of four Nos. porcelain bushing with copper rods, complete with nuts and washers, with cable glands suitable for reception/taking out 1000 sqmm, LT 1100 volts grade, PVC/XLPE insulated and PVC sheathed, heavy duty, armoured cables including jointing materials complete. (c) Wireless thermal sensor will be provided at both ends of cable box along with Zig-B concentrator to be done. (d) Conservator with filter type drain valve and oil level gauge. (e) De-hydrating breather with first fill of dehydrating agent (Silica Gel) (f) Explosive vent, Thermometer pocket on tank cover, oil level guage, Oil drain filter valve, at bottom of the tank Lifting ligs,oil filling hole with cap/plug with connection plate complete, Air release valve plug and four Nos. plain solid cast steel detachable rollers. (g) One No. 100 mm dia, dial type thermometer, vapour pressure type, having range 0-120 degree celsius with metal guard having maximum perimeter temperature reading indicator with re-setting device.

(h) Two earthing terminals on tank cover to facilitate fixing of 50x6mm galvanised iron earth strip for earthing of body. (j) Rating plate and terminal marking plate. (k) Extra bushing for neutral in the LT cable box for providing independent set of earthing for neutral. (l) First fill of new and unused transformer oil, IS-335 :2018 marked, filtered and tested upto 50 KV dielectric strength at 2.5 mm air gap between testing electrodes, specific resistance at 27 Degree celsius Ohm-om 500 x 10 the power12, water content 50 PPM, Dielectric dissipation factor (tan Deta at 90 degree celsius) 0.005, Neutralisation value mg of KOH/gm of oil 0.03, Inter facial tension N/M at 27 Degree celsius - 0.04, flash point 140 Degree celsius and sluge 0.1 % by weight. (m) Providing adequate size and nos of channels, embeded in floor, for movement of transformer. (n) Gas and Oil actuated (Buchholtz) Relays- Bucholz relay shall be provided with mercury free float switches. (o) The transformer shall conform to Energy Efficiency Level-2, with maximum losses as specified under the 2-Star rating column of Table 3 in the Gazette Notification issued by the Ministry of Power, Government of India, vide S.O. 5247(E) dated 08th December 2023. (p) Oil temperator indicator.

All as item No 2.00 to 2.02 above but of 500 KVA capacity

All as item No 2.00 to 2.02 above but of 630 KVA capacity

NOTES for item No. 1 to 4 above :- (i) Transformer shall be of proven design, short circuit test report by CPRI or in any other NABL accredited test laboratory shall be furnished to GE. Short circuit test report furnished for exactly similar transformer (matching all major electrical parameters including loss figure) shall not be older than 05 years. Each transformer must be BIS marked. Manufacturer must have type test reports for each & every rating. (ii) Transformer manufacturer should have in-house core cutting facilities for proper control & monitoring of quality & to avoid mixing of Prime core with second grade/ defective core materials. Transformer Manufacturer should have in house slitting machine so as, core is cut to width & stacked with minimum air gap thus ensuing Burr level less than 10 microns. Core shall be procured form one of these manufacturers- Posco/ Nippon/ Novex/ AKSteels (iii) Contractor should ensure all type test certification & verify, before placing order from a particular OEM. (iv) Where ever cable is to be connected with brass & copper Busbar/bushing, bimetallic connectors should be used by rep of Accepting Officer. (v)The transformer shall be inspected at the manufacturer’s premises prior to its dispatch in the presence of rep of Accepting Officer. All expenses related to the inspection, including boarding, lodging and travel, shall be borne by the tenderer and same shall be included in quoted rates.

Material and labour for complete removal of the BER OCB/VCB from the foundation/ electrical cables bus bars complete without damaging the installation and the equipment isolating all the cables, complete and shifting the retrived Breakers with in the permises of the Delhi cantt to Store yard under GE (U) E/S Delhi Cantt complete all as specified and directed

Supplying, installing, testing and commissioning of 01 set of Indoor arc flash protected Draw-Out with roll on floor type Vacuum Circuit Breaker Panel, rated for 11KV, 630 Amp, 26.3kA/3-sec, This one set Comprises of 02 Incomer, 01 Bus Coupler & 05 Outgoing VCB Panels at 11 KV Arjan Vihar Sub Stn and along with TOP Panel mounted Draw Out Type Bus PTs for each bus/Line section, confirming to IEC 62271-200, Internal Arc Classified IAC AFLR – 26.3kA for 1sec, Accessibility Class LSC2B-PM Class, comprising of 630 Amp, continuous rated insulated Copper busbars and droppers in all bus/ breaker/ adaptor and cable chambers , 02Nos. Rack-In-Rack-Out Handles, structure made from Alu/Zinc/GI/ Powder Coated CRCA sheets to prevent corrosion and rusting. The complete panel incl. HT and LT chamber with FRLS wiring and acessories shall be manufactured by approved OEM at its own mancufacturing 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 following OEM / Makes: ABB/ Siemens/ Schneider/ITE Note: These HT panels shall be clubbed in with the existing / fixed with the existing VCB and Bus Coupler of existing Make: Simens/Schneider/ABB/CG etc makes of Various Substations, and Rate Quoted Shall be inclusive of the Adapter Panels/ connecting Copper Bus Links

(A) 02 x Incomer Panel, each comprising 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 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, 200-100/5A, Core1: Class 5P10, 5VA, Core2: Class 0.5, 5VA, Core3: Class PS-X - Set of 03 Nos per breaker. (iii) Potential Transformers 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 + 05PTand PT 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 (Generic Object Oriented Substation Event) based peer-to-peer communication, on IEC61850 protocol. (e) Integrted arc flash protection with current and light sensing. Make of Relay-ABB- REL series, Schneider- Easergy series, Siemens-Siprotech series 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 including 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) 01 x Multi-Function-Meter (Acc.Cl.0.5) 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 including :- (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) 01 x Heater Switch with Thermostat (g) 01 x 3-pin socket with ON/OFF switch (h) 01 x LED Lamp with ON/OFF switch (ix) Flush mounted Auxillary Protection Relays including:- (a) Trip Circuit Supervision Relay (b) Master trip Relay (c) PT Fuse failure relay (d) DC Supervision Scheme (x) Suitable Disconnecting Link type terminal arrangement shall be provided for interfacing PS-Class CTs installed in the panel for achieving the required protection.

(B) 01 x Bus Coupler Panel, each comprising of :- (i) 11KV, 630 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 (24/50/110V DC). (ii) Current Transformers 11kV,200-100/5A Core1: Class 5P10, 5VA, Core2: Class 0.5, 5VA, Core3: Class PS-X - 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 including :- (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) 01 x Heater Switch with Thermostat (g) 01 x 3-pin socket with ON/OFF switch (h) 01 x LED Lamp with ON/OFF switch

(vi) Flush mounted Auxillary Protection Relays including:- (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

(C) 05 x Outgoing Panel, each comprising of :- (i) 11kV, 630Amp, 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 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 (24V DC). (ii) Current Transformers 11kV, 200-100/5A, for 02 outgoing and 50-25/5A for 02 no outgoing Core1: Class 5P10, 10VA, Core2: Class 0.5, 10VA - Set of 03 Nos. Per breaker. (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,

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 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. (v) LED Indications :- (a) Breaker ON/OFF/TRIP/Spring-Charged, (b) Trip Circuit Healthy (vi) 08-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 including:- (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) LED Lamp with ON/OFF switch - 01no. (viii) Flush mounted Auxillary Protection Relays including:- (a) Trip Circuit Supervision Relay, (b) Master trip Relay

Supplying, installing, testing and commissioning of Indoor arc flash protected Draw-Out with roll on floor type Vacuum Circuit Breaker Panel , rated for 11kV, 630 Amp, 26.3kA/3-sec, comprising of Outgoing VCB Panels and along with TOP Panel mounted Draw Out Type Bus PTs for each bus/Line section, confirming to IEC 62271-200, Internal Arc Classified IAC AFLR – 26.3kA for 1sec, Accessibility Class LSC2B-PM Class, comprising of 630 Amp, continuous rated Insulated Copper busbars and droppers in all bus / breaker/ adaptor and cable chambers , 02Nos. Rack-In-Rack-Out Handles, structure made from Alu/Zinc/GI/ Powder Coated CRCA sheets to prevent corrosion and rusting.The VCB shall be type tested for 100 Short circuit operations The complete panel incl. HT and LT chamber with FRLS wiring and acessories shall be manufactured by approved OEM at its own 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 following OEM / Makes: ABB/ Siemens/ Schneider Note: These HT panels shall be clubbed in with the existing / fixed with the existing VCB and Bus Coupler of Make: Simens/Schneider/ABB/CG of Various Substations, and Rate Quoted Shall be inclusive of the Adapter Panels/ connecting Copper Bus Links comprising of/;- NOTE:- VCB to be provided as "OUTGOING" type. VCBs are to be provided at COD P/H - 03 Nos., Sekhawati SubStataion - 01 No, , New SubStation Chitral Line - 01 No. , Bl Line SubStation - 04 Nos. , Shankar Vihar SubStation - 02 Nos. , Cassel Road SubStation - 02 Nos. , 181 Qtr Mahalpur - 01 No., CAMS - 01 No.

(i) 11kV, 630 Amp, 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 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 (24V DC). (ii) Current Transformers 11kV,200-100/5A 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 IEC-60255, having CT 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) Integrated arc flash protection with current and light sensing. Make of Relay-ABB- REL series, Schneider- Easergy series, Siemens-Siprotech series. 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 Voltmeter (Acc.Cl.0.5), 01 x Digital Ammeter (Acc.Cl.0.5), (b) 01 No. Multi-Function-Meter (Acc.Cl.0.5) 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. (v) LED Indications - (a) Breaker ON/OFF/TRIP/Spring-Charged (b) Trip Circuit Healthy (vi) 08-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.

All Multi-function-meters shall be connected in a ModBus loop terminating into 01 No. ModBus-to-TCP/IP converter to be provided for sending data to SCADA console via networking switch. (vii) 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/DC isolation (e) Heater Switch with Thermostat - 01 No. (f) 3-pin socket with ON/OFF switch - 01 No. (g) LED Lamp with ON/OFF switch - 01 No. (viii) Flush mounted Auxillary Protection Relays incl. (a) Trip Circuit Supervision Relay (b) Master trip Relay (ix) Suitable Disconnecting Link type terminal arrangement shall be provided for interfacing PS-Class CTs installed in the panel with existing VCB panel relay situated in the 11 KV CRP for achieving the required protection.

Supplying, installing, testing and commissioning of Indoor arc flash protected Draw-Out with roll on floor type Vacuum Circuit Breaker Panel , rated for 11kV, 630 Amp, 26.3kA/3-sec, comprising of Bus Coupler VCB Panels and along with TOP Panel mounted Draw Out Type Bus PTs for each bus/Line section, confirming to IEC 62271-200, Internal Arc Classified IAC AFLR – 26.3kA for 1sec, Accessibility Class LSC2B-PM Class, comprising of 630 Amp, continuous rated Insulated Copper busbars and droppers in all bus / breaker/ adaptor and cable chambers , 02nos. Rack-In-Rack-Out Handles, structure made from AluZinc/GI/ Powder Coated CRCA sheets to prevent corrosion and rusting.The VCB shall be type tested for 100 Short circuit operations The complete panel incl. HT and LT chamber with FRLS wiring and acessories shall be manufactured by approved OEM at its own mancufacturing 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 following OEM / Makes: ABB/ Siemens/ Schneider/CG Note: These HT panels shall be clubbed in with the existing / fixed with the existing VCB and Bus Coupler of Make: Simens/Schneider/ABB Makes of Various Substations, and Rate Quoted Shall be inclusive of the Adapter Pannels/ connecting Copper Bus Links VCB to be provided as "BUS COUPLER" type at CAMS Substation.

(i) 11kV, 630Amp, 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 (24/50/110V DC). (ii) Current Transformers 11kV, 200-100/5A, Core1: Class 5P10, 5VA, Core2: Class 0.5, 5VA, Core3: Class PS-X - Set of 03 Nos per breaker. (iii) Main Protection Relay shall be numerical IED Relay confirming to IEC-60255, having CT/PT 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-syncronised 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 IEC-61850 protocol. Make of Relay-ABB- REL series, Schneider- Easergy series, Siemens-Siprotech series

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) 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 Emergency Trip Push Button, (c) 01 x Local/Remote Switch, (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.

(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) Synchro-Check (b) PT Fuse Failure (c) Trip Circuit Failure, (d) Inter-Tripping Fault, The Annunciator will be complete with required Acknowledge/Test buttons as required.

Notes for Item 6,7,8 above:- (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 Multi-function-meters shall be connected in a ModBus loop terminating into 01 No. ModBus-to-TCP/IP converter to be provided for sending data to SCADA console via networking switch. (v) All Incomers and BusCouplers will have suitable schemes in place to prevent mixing of un-syncronized supplies using Line/BusPT signals. Any such attempt will be reported by a suitable alarm. This facility should be implemented over soft-logic, and can be disabled by authorized personnel without requiring any on-site re-wiring. (vi) 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. (vii) The VCB shall be inspected at the manufacturer’s premises prior to dispatch. All expenses related to the inspection, including boarding, lodging, and travel, shall be borne by the tenderer.

M & L for earthing complete with galvanised steel earth plate electrode 60cm x 60cm x 6 mm thick electriode buried directly in ground/ earth pit not less than 2.25M below ground level with top edge of the plate not less than 1.5M below ground level connected to galvanised earth strip 32x6mm mm by means of bolts, nuts and washers of pipe medium grade for protection of earth strip and 20 mm dia GI pipe medium grade for watering all as shown in electrical plated No.3 of MES SSR part-I connecting to earthing test point all as specified or indicated including testing on completion. including PCC chamber with PCC cover in cement concrete 1:2:4 Type B1(20mm graded aggregate), funnel, wire mesh, charcoal dust, salt etc, connected to HT/LT poles/panel board as indicated including testing completion complete all as specified and directed. Note: The unit quoted rate of earthing shall be deemed to included cost of 7.5 M long GI earth strip 32x6 mm and protection pipe, watering pipe, excavation, PCC cover, etc. Any variation in length shall be adjusted through deviation order.

Material and labour for brick masonry platform (suitable for 250 to 630 KVA transformer) of having size 2.5m X 2.5m and total height 1.6 M (0.45 M below ground level including excavation and earth work ,1.15M above ground level including RCC slab design mix M-25 150 mm on top) and cement plaster on all side with 1:4 cement morter complete all as specified and directed.

Supply laying, testing and commisioning against repair HT XLPE cable insulated screened PVC bedded galvanised steel strip or wire armoured, electric power cables (heavy duty) with stranded aluminium conductor, 11000 volts grade of size 3 core 120 sqmm complete all as specified and directed.

Supplying laying, testing and commisioning against repair HT XLPE cable insulated screened PVC bedded galvanised steel strip or wire armoured, electric power cables (heavy duty) with stranded aluminium conductor, 11000 volts grade of size 3 core 185 sqmm complete all as specified and directed.

Supplying, laying, jointing testing and connecting in replacement of underground cables, XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cable (heavy duty) with multistranded aluminum conductors of size 240 Sqmm 3.5 Core, IS 7098 marked, suitable for LT 1100 Volt system, laid in trenches fixed to pole, including jointing & testing complete all as specified and directed.

Excavation in trenches not exc. 1.5 m wide and not exc 1.5 mtr deep in any type of soil (soft/loose/hard/dense 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 complete 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.

Material and labour for river washed and screened, dry sand for filling in trenches below and around underground cables, filling in existing Cable duct in side the sub station situated at differnt location for cushioning of cables and Sand filling under floors or in foundations of transformers including watering and consolidation etc, complete all as specified and directed.

Material and labour for sub class B bricks having minimum compressive strength 75 Kg/ Sqcm laid in trenches for cable protection etc complete all as specifed and directed.

S&F 100 mm bore GI Pipe light grade with necessary accessories/ fittings for cable protections complete all as specifed and directed.

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

Supplying and laying un-reinforced precast concrete cable cover, class HV, type 1, flat size 300mmx 180mm x 40mm complete all as specifed and directed..

Material and labour for MS work of angles for post and struts of fencing around transformer drilling holes, flat iron ,fillet for securing wire mess by welding to angle iron frame and framed work as in gate of angle and wire mess . Door to be fixed by 03 Nos 100 mm long hinges and one sliding door bolt of 300mm long for locking arrangement and MS channel for plinth of transformer complete all as specifed and directed.

S&F 4 mm dia MS wire 40x40mm mesh , made up into mattress or cages appx 1.5 mtr height and fixed with flate iron /angle by welding in position complete all as specified and directed .

M & L for 2 coat of synthetic enamel painting over a coat of red oxide to steel surfaces including preparation of newly surface complete all as specified and directed.

M/s JAIMAA ASSOCIATES (BID ID -3478826)

R D Bansal (BID ID -3478681)

Leo Air and Power Solution pvt Ltd. (BID ID -3477770)

mayur enterprises (BID ID -3478126)

BHARAT ELECTRICAL TRADERS (BID ID -3475787)

United Sales Corporation (BID ID -3477417)