REPAIR MAINT OF HT SWITCH GEARS RELAYS HT CABLES INCL CONNECTED ITEMS UNDER GE (WEST) COLABA

Amount

Disconnecting and dismantling the existing indoor type, 11 KV horizontal draw out type VCB trolly of rupturing capacity 250/350 MVA, 400/630/800 Amps from location and repair /overhauling and carrying out with the following activities as mentioned below and replacement of unservicable following itmes as and where required complete all as specified and directed by Engineer-in-Charge. (Note: spare parts will be measured & paid seperately.) (i) Inspecting / overhauling of manual / motorised spring drive mechanism by checking mechanism, motor and gear assembly, big gear assembly, stop bolt assembly, main shaft interlocking assembly, closing spring assembly, small cam with screw,motor cut -off limit switch, butter fly swich assembly and apply multi grease lubricant to function smoothly. (ii) Inspecting / overhauling of tripping assembly,earthfault release assembly, tripping coil, auxiliary switch and checking of electrical wiring system. (iii) Inspecting / overhauling /cleaning and inspecting through insulators, vacuum interuptors by carbon cleaner solution and apply dry graphite conductive sealant for electrical contacts to avoid carbon deposits on contact surfaces. (iv) Assembling all items/components parts to the respective postion & testing the breaker with High Voltage(DC) and meggering before and after high voltage test complete.

Dismantling of Old Damaged/burnt spare parts from VCB and Supply and fixing in repair of following Spare parts suitable for - VCB 11 KV , 630/800 Amps indoor all as specified and directed by Engineer-in-Charge. (a) Isolating Contacts flat type

Vaccum InterupterVG2

Insulating Rod

Closing coil 110V /24V DC

Tripping Coil 110V /24V DC

Spring Charging Motor 110V-230V AC/DC

Breaker Auxiliary Switch 6NO +6NC

Motor Cut-off switch

Main Drive Shaft assembly

Trip Fork Linkage Assembly

Rachet Wheel

Pin for Rachet

Handle Block Assembly

Closing coil assembly without coil

Trip coil assembly without coil

Motor cutt off Lever assembly

Trip Proper support assembly

Release lever

Pin for Release lever

Auxiary switch drive Assembly

Charging Pawl

Buffer for Spring

Over Rid Stop

Over Rid Stop Pin

24 Pin Plu and Socket Assembly

Bus Bar Spout Insulator with CC parts for R Phase

Bus Bar Spout Insulator with CCparts for Y Phase

Bus Bar Spout Insulator with CC parts for B Phase

Circuit Spout Insulator with CC Parts

3Phase Spout Insulator assembly Bus bar /Circuit side.

Half Collar (Pair)

Raising and lowering Handle

TNC Switch,16Amps Recom

Ammeter,digital type,DM3110 Schneider

Voltmeter,digital type DM3210 Schneider

Multifunction meter digital typeEM6400NG Schneider

Indicating Lamps 24/110V DC LED type

Dismantling, overhauling and testing Potential transformer capacity 11 KV / 110 volts AC and replacement of worn out spares such as contacts, bushing, control wiring fibre plates, gaskets , transformer oil and applying multi grease to the mechenical parts & dry graphite conductive sealant to contacts etc & re-assembling the same and commissioning complete all as specified and directed by Engineer-in-Charge. (Note : Spare parts and oil will be measured and paid seperately)

Material and labour for painting of HT VCB capacity 250/350MVA,11KV, 400/630/800Amps, with one coat of synthetic enamel paint over a coat of red oxide primer after cleaning, scraping, and filling of cavities for out side surface and in side surface of VCB and all as specified and as directed by Engineer-in-charge.

S&F, testing commissioning of current transformer 50-30,5+5Amps, Class1 and 5p10,15VA,18.3kA/3Sec for 11 KV horizontal draw out type VCB trolly of rupturing capacity 250/350 MVA, 400/630/800 Amps, panel board complete all as directed and specified by Engineer-in-Charge.

T&P for Testing /Overhauling and secondary injection of over current earth fault relays/release on each multiple setting readjustment by artificial load complete all as specified including testing complete.

Repair/Overhauling Indoor type, 11 KV, SF 6, RMU Panel and carrying with following and all as specified and directed by engineer in Charge. Note :- (i) Including fixing of spare parts to function RMU smoothly and rate to be included. Notes :- Spare parts and SF6 Gas will be measured and paid separatly. (i) Inspecting/overhauling of Manual/motorised spring drive mechanism by checking mechanism, Motor and gear assembly, Big gear assembly, stop bolt assembly, Main shaft interlocking assembly, closing spring assembly, Small Cam with screw, motor cut -off limit switch, Butter fly switch assembly and apply multi grease lubricant to function smoothly. (ii)Inspecting / overhauling of assembly, earth fault release assembly, tripping coil, auxiliary switch and checking of electrical wiring system. (iii)Inspecting / overhauling /cleaning and inspecting insulators, Gas Chamber by carbon cleaner solution and apply dry graphite conductive sealant for electrical contacts to avoid carbon deposits on contact surfaces. (iv) Inspecting of Gas SF6 leakage and Re filling SF6 gas as required and all as directed. (v) Overhauling/testing of Metering Panel with PT (vi) Assembling all items/components parts to the respective postion & testing the breaker with High Voltage(DC) and meggering before and after high voltage test complete. (vii) Cleaning all busbar by rubbing and by CRC liquid cleaner. (viii)Spraying two coat of anti track paint on CTs. (ix) Applying insulating boots for busbar and cables. (x) Supply and fixing all missing nut bolts for panels.

S&F 11 KV, SF 6,RMU Panel Spring Charging Motor, with complete mechanisim 230/110/24 Volts of existing make.

S&F 11 KV, SF 6,RMU Panel SF 6 Gas filling up to the indication mark complete all as specified and as directed.

Repair/ Maintenance Battery Charger Circuit 240 V AC to 110 V DC 20 A (with range from 10A to 20A) with inbuilt short circuit protection supply for control circuit of 11 KV VCB/RMU complete incliuding replacement of defective parts all as specified and as directed.

Repair/ Maintenance DC to DC Converter 110 V DC to 24 Volt dc 20 A (with range from 10A to 20A) with inbuilt short circuit protection supply for control circuit of 11 KV VCB/RMU complete incliuding replacement of defective parts all as specified and as directed

S&F battery SMF EP 100-12 (12V/100AH) complete all as specified and as directed

Dismantling old burnt Heaters and Supply Fixing Space Heater 80 Watt capacity suitable for VCB,s /OCB' in existing panel including hard ware,wiring and all as directed.

T&P for fault finding on HT cables of any size and any length with fault detective machine by thumbing method and suitable high voltage and all as and directed by Engineer-in-charge.

Supply and fix cable jointing kit for 11 KV (earthed) grade cable for indoor termination Heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured alumunium conductor cable of size 50 sqmm to 95 sqmm all as specified.

Supply and fix cable jointing kit for 11 KV (earthed) grade cable for indoor termination Heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured alumunium conductor cable of size 120 sqmm to 185 sqmm all as specified.

Supply and fix cable jointing kit for 11 KV (earthed) grade cable for indoor termination Heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured alumunium conductor cable of size 240 sqmm to 300 sqmm all as specified.

Supply and fix cable jointing kit for 11 KV (earthed) grade cable for straight through Heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured alumunium conductor cable of size 50 sqmm to 95 sqmm all as specified.

Supply and fix cable jointing kit for 11 KV (earthed) grade cable for straight through Heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured alumunium conductor cable of size 120 sqmm to 185 sqmm all as specified.

Supply and fix cable jointing kit for 11 KV (earthed) grade cable for straight through Heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured alumunium conductor cable of size 240sqmm to 300 sqmm all as specified.

Supply, Installation, testing ON LOAD & commissioning of Compact motor protection relay flush mounting with display MM-10 with 110-240V AC/DC aux supply, having following protections with required mechanical cutout arrangement & required control wiring modification work to suitable new relay to existing system making good to the disturbed surface all as specified and directed. (a) Thermal over load and short circuit . (b) Earth fault and phase loss, unbalance, phase reversal. (c) Prolong starting, locked rotor and last trip data recording.

Supply, Installation, testing & commissioning of Under Over Voltage relay single phase system voltage 20-110 Volt AC/DC with required mechanical cutout arrangement & required control wiring modification work to suitable new relay to existing system including making to the disturbed surface all as specified and directed.

Excavating in trenches, n exc1.5 m wide and n exc 1.5 m indepth; for foundation, etc. or for shafts, wells, cesspits,manholes, pier holes, etc. nexc 10 sq m on plan and n exc 1.5 m in depth and getting out complete in soft/loose soil all as specified.

All as per sl. item No.61 above but in hard/dense soil.

Excavation in trenches not exc. 1.5 m wide and not exc. 1.5 in depth for foundation of poles, stay assembly and laying of U/G cables etc. and getting out in soft disintegrated rocks/road cutting/RCC/PCC complete all as specified and directed.

Supply and providing sand/stone dust for sand cushioning for cable protection or filling in trenches of sand in cable ducts after cleaning of ducts all as directed and specified Note:. for the purpose of payment punned thickness will be measured.

Supply and providing unreinforced pre cast cement concrete cable cover for cable protection (Ready made Covers) of sizes Class HVP type I with peak, flat size 300x180x40 mm putting adjecent to each other as specified.

Returning,filling in soft/loose soil including spreading, levelling, watering ,well ramming in layers n.exc 25 cm complete all as specified.

Removing of excavated material not exc. 50m away from starting point and depositing where directed at a level not exc. 1.5m above the starting point.in soft /loose soil

Removing of excavated material from the site of work and transporting out of MD land complete all as specified and directed.

Supply,laying in trench, in duct on wall,and testing in replacement for XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavyduty) with aluminium conductor, 11000 volts, grade cross sectional area 240 sq. mm X 3 core all as specified and as directed.

Supply,laying in trench, in duct on wall,and testing in replacement for XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavyduty) with aluminium conductor, 11000 volts, grade cross sectional area 185 sq. mm X 3 core all as specified and as directed.

Supply,laying in trench, in duct on wall,and testing in replacement for XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavyduty) with aluminium conductor, 11000 volts, grade cross sectional area 120 sq. mm X 3 core all as specified and as directed.

Supply,laying in trench, in duct on wall,and testing in replacement for XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavyduty) with aluminium conductor, 11000 volts, grade cross sectional area 95 sq. mm X 3 core all as specified and as directed.

Supply and laying High density poly-ethylene pipes (HDPE) of pressure 6 kgf/cm2 pipe, 110mm dia for laying of cable protection complete to walls/ trenches/floor/ceilings all as specified and directed by Engineer-in-Charge.

T&P for fault finding on LT cables of any size and any length with fault detective machine by thumping method and suitable high voltage and all as and directed by Engineer-in-charge.

Material & labour for cable jointing kit, in repair, for LT 1.1 KV grade cable for straight through joint M-Seal type for underground PVC/XLPE armoured heavy duty cable aluminum conductor of size 3.5/4 core 50 Sqmm complete including testing & commissioning complete all as specified and directed.

All as per item No 75 herein before but cable 3.5 core 70 Sq mm

All as per item No 75 herein before but cable 3.5 core 95 Sq mm

All as per item No 75 herein before but cable 3.5 core 120 Sq mm

All as per item No 75 herein before but cable 3.5 core 185 Sq mm

All as per item No 75 herein before but cable 3.5 core 240 Sq mm

All as per item No 75 herein before but cable 3.5 core 300 Sq mm

Material & Labour for repairs/ Overhauling/Servicing to Existing LT electric panels by taking shut down from appropiate authority including T&P for Attending Faults/Trippings and rectifieng /repairing the faults in HT/LT Panels Boards/Capacitor Panels Boaeds/ MCCB's/ACB's /Change Over switches/Cable Connections/Bus Bar etc including PVC insulating Tapes/Nut bolts and all as specified and directed by Engineer-In-Charge. (i) Tightning the loose connections and cleaning inside/out side complete replacing all cable glands,thimbles and lugs as per the size of existing cable, applying petrolium jelly on the contactors ,providing new insulation tape to bus bars, repair to broken /hanging doors by fixing hinges or welding the door to make it servicable, spray painting as pproved colour and testing the entire panel board after the completion of servicing up to the satisfication of Engr-in-charge complete all as specified and directed . (Note : MCCB,ACB, measured and paid separately under relevant items of this schedule.)

Dismantling of Damaged/Burnt out lugs and Supply & fixing of Aluminum Lugs with PVC Insulation Tape of size 240 Sqmm to 300 Sqmm x 3.5 core complete all as specified and directed by Engr-in-charge.

Dismantling of Damaged/Burnt out lugs and Supply & fixing of Aluminum Lugs with PVC Insulation Tape of size 150Sqmm to 240Sqmm x 3.5 core complete all as specified and directed by Engr-in-charge.

Dismantling Air Circuit Breaker 4pole/3pole, 630Amps to 1200Amps, 415 Volts, draw out/fixed type from location and repair /overhauling of spring drive mechanism, coil, auxiliary switch including setting of over load coil, no volt coil, tripping coil & apply multi grease for mechnical parts, cleaning and inspecting male and female contacts and apply dry graphite conductive sealant for contacts, checking of electrical wiring system, testing, and assembling all items/components parts to the respective position and testing complete all as specified and directed by Engineer-in-Charge.

Dismantling of Old Damaged/burnt spare parts from ACB and Supply and fixing in repair of following Spare parts suitable for -ACB 415V , 630 to 1200Amps Amps indoor type of Make ; Havells/ Schneider/IndoAsian/HPL/Legrand/C&S all as specified and directed by Engineer-in-Charge. (a) Shunt Trip Device

Closing coil assembly

Mismatch Prevention Device

Moving contacts assembly

Fixed Contact assembly

Auxiliary Switch

Arc chut with hardware

Current Transformers 630A/5A.

Current Transformers 800A/5A

Current Transformers 1200A/5A

Dismantling of old damaged halogen fitting Supply & fixing in repairs 500 watt Incandescent/ GLS lamp halogen Lamps with holder with aluminum cover 230Volts AC for substation heating to avoid moisture complete all as specified and directed.

S&F of Room Heater 1000 Watt coil type in substation to avoid moisture in HT installation room complete all as specified and directed by Engr-in-charge.

Dismantling of old damaged Lamps and Supply & fixing in repairs 200 watt Incandescent/ GLS lamp 230Volts AC for substation heating to avoid moisture complete all as specified and directed.

M&L for Maint of Multi functional meter digital type 5000 LCD CI with RS485 including necessary alteration in existing panel as required for retrofit after wiring work complete all as specified & directed.

M&L for Maint of Multi functional meter digital type 5000 LCD CI with RS485 including necessary alteration in existing panel, SMARTCOMN EMS Energy Management System software with multiple features suitable for minimum 10 meters at existing dashboard/ computer and shall capture and provide following data for 12 months peroid: 1) 30 min instantaneous data from all the meters for seven parameters- cumulative Energy, Power, Current, Voltage, Power factor and frequency. 2) Multiple combination of device and parameters for analysis and monthly and quaterly billing survey dattion a for cumulative energy and max demand. 3) Specific Energy Consumption (SEC) Report and assess to features defined by user levels. 4) Monitor ON, OFF, TRIP, Ready to close status of circuit breaker through E&A's UNCO Module with on premise solution. 5) Provision for Breaker ON & TRIP counter, Last 20 trips date & time 6) Email and SMS notification & Excel reports with charts.

M&L for Maint of MQTT GPRS Converter Outdoor (LoRa) Long Range Communication Accumulator suitable for communicating with multifunctional digital Meter with LoRa communication protocol and the data transfer to the software complete all as required on existing ground position as specified and directed.

M&L for Maint and recharge topup for 12 months peroid of 4G Router all as required as on existing ground position including necessary data cable (low impedance ) suitable to existing ground position including necessary data cable (low impedance) suitable to transmit data of energy meter port and CAT-6 (Patch Cord) all as directed by Engr-in-Charge.

Repair/Overhauling Indoor type SERVO CONTROLLED VOLTAGE STABALIZER, capacity 50 KVA , Three Phase , input volt range 360-480 , Output Voltage Range 415 +/- 1% Volt, 50 Hz rated frequency 8 Volt/Sec rate of correction, Oil Cooled, 220 litre oil capacity, max Current 64.4 Amps/ Phase Copper wound, A Class Insulation , 11 KV, SF 6, RMU Panel and carrying with following and all as specified and directed by engineer in Charge. Note :- Including fixing of spare parts to function Voltage Stabalizer smoothly and rate to be included in quoted rates.

NOEL ENGINEERS (BID ID -3250126)