REPAIR MAINT OF VCBS RMUS AND MAINT OF STREET / SECURITY LIGHT HIGH MAST LIGHT INCLUDING CERTAIN MISC WORK AT CSP DEFENCE ROAD MMT (E) AND MAINTENANCE OF UPS OF VVIP AREA OF HQ ENC UNDER AGE E/M OF GE (U-I) VISAKHAPTNAM

Amount

Inspection,testing,servicing and overhauling of Factory Made 11 KV, 630 Amps, 21 kA for 3 Seconds, SF6 Insulated, Motorized, Outdoor RMU Consisting of 2 Nos VCB Incoming and Outgoing Feeders. Testing should be carried out through OEM authorised and comprising of the following all as directed by Eng-in- charge :- (a) Preliminary inspection of 11 KV MV Switch gear for any defects.

(b)Testing of CTs:- (i) IR test (ii) Ratio test (iii) Winding resistance test

(c) Testing of PTs:- (i) IR test (ii) Ratio test (iii) Polarity test.

(d) Servicing on GIS Switch gear panels :- (i) Cleaning panel (ii) checking the condition of SF6 gas (iii) IR test (iv) HV test.

(e) Servicing on VCBs :- (i) IR test (ii) Timing test. (iii) CRM test (iv) HV test (f) Over hauling of breakers for proper functionalling (g) Replacement of minor spares.

Notes: (i)The GIS Switchgear servicing includes (a) Cleaning of GIS for dust, oxidising and decarbonising with CTC. (b) Repair/servicing of spring loaded operating mechanism. (c) Repair/servicing of spring charging motor. (d) Checking, repairing & servicing of gearbox, auxiliary switches, spring, limit switch etc complete. (e) Checking & repairing electrical and mechanical operations (f) Lubrication all moving parts with petroleum jelly & cleaning all bushing insulators with CTC (g) Tightening of all mechanical connections of mechanism (h) Proper Tightening all LV connection of VCB and cable chamber & allied connecting accessories (ii) The rate quoted shall be deemed to include for necessary T&P, nuts, bolts, washers, gasket, insulation tape, compound, painting of RMU panels with approved colour including lettering details all as per existing etc. (iii) Major spares will be measured and paid separately under relevant items of Schedule 'A'. However the rate quoted shall be deemed to include for any other minor spares require replacement. (iv)Servicing shall be carried out through authorised OEM service personal only and test report shall be submitted in duplicate. (v) Required new components will be measured and paid separately under relevant items.

Supply and fix including dismantling taking out unserviceable Under voltage Coil Kit 24 Vcc/Vdc from RMU of ABB /Seimens /Schneider complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable Circuit-breaker Trip Coil Kit 24 Vcc/Vdc from RMU of ABB /Seimens /Schneider complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable Circuit-breaker Closing Coil Kit 24 Vcc/Vdc from RMU of ABB /Seimens /Schneider complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable Switch Motorization Block 24 Vcc/Vdc from RMU of ABB /Seimens /Schneider complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable Circuit-breaker Motorization Block 24 Vcc/Vdc from RMU of ABB /Seimens /Schneider complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable MOTOR FOR MOTORIZED MECHANISM 24 Vcc/Vdc from RMU of ABB /Seimens /Schneider complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable Isolator Switch Position Indication from RMU of ABB /Seimens /Schneider complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable Circuit-breaker Position Indication from RMU of ABB /Seimens /Schneider complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable CB Fault Tripping Indication from RMU of ABB /Seimens /Schneider complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable C&S make Relays CSDPR-V2-200 , CSPR-V5 from RMU of ABB /Seimens /Schneider complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable FLAIR 22D Lithium Dua Fault Passage Indicator(FPI) from RMU of ABB /Seimens /Schneider complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable VPIS Standard : 3.3 to 7.7 Kv from RMU of ABB /Seimens /Schneider complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable Heat Resistor for I Switch Operating Mechanism from RMU of ABB /Seimens /Schneider complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable Heat Resistor for D/B Circuit-breaker Operating Mechanism from RMU of ABB /Seimens /Schneider complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable RM6 Operating Handle Big Size from RMU of ABB /Seimens /Schneider complete all as specified and directed.

M&L cable jointing kit for 11 KV (Earthed) grade XLPE cable for indoor end termination heat shrinkable type joint complete with jointing material and accessories suitable for size 3 core 120 Sqmm to 185 Sqmm including Hi Voltage testing according to IS:1255-1983 after jointing complete all as directed. Make: M-Seal/ 3M/ Raychem/ Denson/Elechem Geeseal

M&L cable jointing kit for 11 KV (Earthed) grade XLPE cable for indoor end termination heat shrinkable type joint complete with jointing material and accessories suitable for size 3 core 240 to 300 Sqmm including Hi Voltage testing according to IS:1255-1983 after jointing complete all as directed. Make: M-Seal/ 3M/ Raychem/ Denson/Elechem Geeseal

Supply and fix of 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 aluminium conductor cable of size 120 sqmm to 240 sqmm including testing complete all as directed. Make: M-Seal/ 3M/ Raychem/ Denson/Elechem Geeseal

Inspection,testing & servicing,overhauling of HT 11 KV Switch gear and VCBs of make ABB / Jyothi /Schneider, capacity 630 to 800 Amps, 11 KV 250 / 350 MVA carried out through OEM authorised and comprising of the following all as directed by Eng-in- charge :- (a) Preliminary inspection of 11 KV MV Switch gear for any defects.

(b)Testing of CTs:- (i) IR test (ii) Ratio test (iii) Winding resistance test

(c) Testing of PTs:- (i) IR test (ii) Ratio test (iii) Polarity test.

(d) Servicing on MV Switch gear panels :- (i) Cleaning panel (ii) checking the condition of support insulators and other accessories. (iii) IR test (iv) HV test.

(e) Servicing on VCBs :- (i) IR test (ii) Timing test. (iii) CRM test (iv) HV test (f) Over hauling of breakers for proper functionalling (g) Replacement of minor spares.

Notes: (i)The servicing includes for bus bar duct chamber, cable alleys and connecting accessories (ii) The rate quoted shall be deemed to include for necessary T&P, nuts, bolts, washers, gasket, insulation tape, compound, painting of VCB panels with approved colour including lettering details all as per existing etc. to put in to the VCBs and panels in serviceable condition, testing and commissioning all as specified and as directed by the Engineer-in-Charge. (iii) Major spares like Breaker bushings, vacuum interrupter assly, bus bar spout, bus bar spout connections, circuit spout/circuit spout connections/buffer fixed contacts, moving contacts, tank assly/barriers, solenoid spares, dependent/spring mechanism/ motor mechanism, trip unit etc. will be measured and paid separately under relevant items of Schedule 'A'. However the rate quoted shall be deemed to include for any other minor spares required if required. (iv) Servicing shall be carried out through authorised OEM service personal only and test report shall be submitted in duplicate. (v) New components if required will be measured and paid separately under relevant items.

Supply & fixing closing coil assembly 110 V DC of make Schneider / Jyothi / ABB, 11 KV VCB including necessary connection testing complete incl dismantling/taking down unserviceable one complete all as specified and directed.

Supply and fixing tripping coil 110 V DC of make Schneider / Jyothi / ABB, 11 KV VCB including necessary connection testing complete incl dismantling/taking down unserviceable one complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable vacuum interrupter suitable for VCB of make Schneider / Jyothi / ABB, Capacity 800 Amps to 2500 Amps all as specified and directed.

Supply and fix including dismantling taking out unserviceable Breaker Nylon Wheel suitable for 800A to 2500A Schneider / Jyothi / ABB, make 11 KV VCB complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable spring charging Universal motor with gear box 220 V AC For 800A to 2500A Schneider / Jyothi / ABB make 11 KV VCB complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable Release Lever (Nylon ) For 800A to 1600A Schneider / Jyothi / ABB, make 11 KV VCB complete all as specified and directed

Supply and fix including dismantling taking out unserviceable Buffer (For Opening Spring ) For 800A to 1600A Schneider / Jyothi / ABB, make 11 KV VCB complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable Buffer (For Closing Spring ) For 800A to 1600A Schneider / Jyothi / ABB, make 11 KV VCB complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable Rectifier unit (Monoblock) for spring charging motor For 800A to 1600A Schneider / Jyothi / ABB, make 11 KV VCB complete all as specified and directed.

Supply and fixing of Thermostat and Hygrostat in place of unserviceable damaged space heater, 230V AC supply inside 11 KV HT VCB of make Schneider / Jyothi / ABB, cable chamber including dismantling & necessary connection, testing complete all as specified and directed.

Supply and fix including dismantling taking out unserviceable Service/Test Position Limit Switch 1NO+1NC For 800A to 1600A Schneider / Jyothi / ABB, make 11 KV VCB complete all as specified and directed.

Supply and fix multifunctional meter with LED display, accuracy class-1, e- navigator, including dismantling taking down unserviceable one and connection, programming, testing complete all as specified and directed. Make ; Schneider / L&T / AE.

Supply and fix including dismantling taking out unserviceable Isolating Contact for 800A to 1600A Schneider / Jyothi / ABB, make 11 KV VCB complete all as specified and directed.

Supply and fix single (Red-Blue) phase bus bar spout suitable for 800 Amps to 1250 Amps VCB complete all as specified and directed.

Supply and fix single (Y) phase bus bar suitable spout for 800 Amps to 1250 Amps VCB complete all as specified and directed.

Supply and fix Drive Beam suitable for 11 KV VCB 800 to 2000 Amps complete all as specified and directed.

Supply and fix Epoxy Body suitable for 11 KV VCB up to 1250 Amps complete all as specified and directed.

Supply and fix Drive Rod assembly with contact block VG2 suitable for 11 KV VCB up to 1250 Amps complete all as specified and directed.

Supply and fix CT Spout suitable for VCB 800 to 2500 Amps 25 KA chamber insulating bus support epoxy insulator of dia 95mm and 125mm length complete all as specified and directed.

M&L for setting of 3 phase IED of any type/Make from 11kV HT panel, cleaning the contacts , IED configuration , Calibration & Testing of all the measuring & protection devices viz., CTs, Relays and Meters at site. Testing of all the trip functions of the relays after final current settings by simulating fault current by CT secondary injection test set , checking of current transformer , rectification of defects in control wiring for proper tripping of CB during actual system fault conduction through relay & Tripping coil. Adjustment / setting to plug and time multiplier settings of IED to achieve the discrimination in tripping , tune/synchronies upstream breaker relay settings-installation of relay, testing & commissioning etc. complete all as specified and as directed.

M&L for Collecting necessary required data & peak load details from IED of any type/Make from 11 KV HT panel , Transformer full load details during peak hours. Relay Setting Calculations & Co-Ordination Study. Unit Protection Setting of Transformers. Feeder wise settings has to be furnished & Report with Firm Recommendations to be submitted Down Stream Power distribution (Complete 11 KV system) overall co-ordinations of time need to be achieved. Adjustment / setting to plug and time multiplier settings of IED complete in all as specified and as directed.

Maintenance, servicing, Buffing/cleaning, Electroplating of copper Busbar in busbar chamber of each VCB panel including connecting bus bar from CT to main Bus bar & spout. servicing of support insulator by clean cloth and hot air blower/vacuum cleaner, checking for any loose contact, refixing of all nuts & bolts by Stainless Steel , refixing all covers , replacement of defective bus spout complete all as specified and directed Note :- Required new components will be measured and paid separately under relevant items.

M&L for applying Si-COAT 570 RTV Silicone High Voltage Insulator Coating solution using an GRACO Mark IV Airless Sprayer to the total VCB panel inside body along with busbars and re-connection of all existing cables, extended bus bars, testing complete all as specified and directed. Make:- CSL Silicones Inc. Canada

M&L for rectification of faults and retrofit of electrical circuit of 11 KV VCB with suitable IED's by checking CT/PT healthiness , proper programming of multifunctional meters and replacement of defective components & wiring with FRLSH multistrand PVC insulated copper conductor 1100 volts grade as per existing size of wire complete all as specified and directed Note :- Required new components will be measured and paid separately under relevant items.

Supply , install ,Testing , Commissioming of Numerical feeder protection relay 50/51N (Earth over current),67P (3Ph directional over current),67N (Earth fault directional over current), 51V (Voltage controlled over current), 37 (3Ph under current),46 (Negative Phase sequence over current),59N (Residual over voltage),32 (Directional power protection under/over active/Reactive power),81 (Under over over Frequency ), 49 (Thermal Overload),79 (Auto resue),50BF (Circuit breaker failure direction),Cold pickup,Inrush blocking including taking down old relay complete all as specified and directed by Engr-in Charge.Relay will be on Modbus Protocol.(Make:- Schneider of Model Micom P-127 protection relay, 110V, 5A, MAKE: Schneider / ABB/SEIMENS)

Supply and fixing High Speed Master Trip Relay complete all as specofied and directed.

Supply and fixing the following for METERING: Make ; Schneider / L&T / AE.

(c) HRC fuse (PT HT side)

Supply and fixing the INDICATION LAMPS for C.B. ON/OFF/TRIP/Trip Circuit Healthy and Unhealthy/Spring Charged

Supply and fixing the following for CONTROL SWITCHES & Control Wiring

(a) T‐N‐C Switch (Breaker Control Switch)

(b) Trip Circuit Healthy Push Button

(c) Control wiring with appropriate colours

(d) Local Remote switch

Comprehensive maint for the following UPS installed at HQ ENC bldg, COS Board Room, VIP Lift, MOC, Swarnjyothi in INS Circar area & MWC In Dockyard area once in a month or as and when required by a qualified technician, comprising of the following outlined services for 07 Nos of on line UPS:-

(a) HQ ENC Office 30 KVA - 01 No

(b) COS Board Room 30 KVA - 01 No

(c) VIP LIFT UPS 40 KVA - 01 No

(d) MOC (RT) 30 KVA - 02 Nos

(e) Swarnjyothi 30 KVA - 01 No

(e) MWC (V) 30 KVA - 01 No (in Dockyard)

Notes:-

(i) The Contractor shall deploy technical team of OEM of UPS and shall visit the installation site for periodic preventive maintenance check up of the UPS system and batteries every month and system shall be cleaned and general performance will be checked. Neessary report shall be submitted duly signed by all concern .

(ii) DC back up source will be maintained by applying white petroleum jelly, checking/ servicing of batteries incl toping up of Distilled water etc as required.

(iii) Apart from the periodic preventive maintenance visits, all break down calls as and when required Including Sunday and holidays to maintain all UPS covered under the contract shall be attended .

(iv) Cost of all the minor spares except Inveter Transfromer etc are included and replacement of major componants if any will be measured and paid under relvent Items to maintain all the UPS in working condition during the contract period.

(v) Response time during normal working hours shall be 4 Hrs from the time of receipt of complaint and the resolution time will be maximum 48 hrs, based on the nature of complaint and replacement of components and boards.

(vi) In addition to the above the contractor shall attend and rectify all types of defects arised during the AMC contract period, to keep the UPS system in operational condition.

(vii) Standby UPS of similar capacity shall be provided by the tenderer on site till the repair of UPS, transport/rent etc shall be born by the contractor during the contract period complete all as directed by the ENgr-in-Charge.

Supply only Inveter Transfromer suitable for 30 KV/40 KV UPS as per the existing make complete all as directed by the Engr-in-Charge

Supplying, fixing and testing of Street lights LED 90 Watt with drive, 230 volts, pressure die cast aluminium housing luminaires with high power LED source on 09M /11M poles with IP protection 66 with all necessary fixing arrangments and fittings etc including taking out old one of any type complete all as specefied and directed. Make: Crompton Model LST-90-CDL-M or its Equivalent Philips/ GE/Wipro.

Supplying, fixing and testing of Flood light die cast aluminium of 250 W, 230 volts with IP 66 including inbuilt drive with all fixing arrangements with nuts&bolts, clamps, iron chanels on poles etc complete all as specified and directed by Engineer-in-Charge including taking out old one of any type complete all as specefied and directed. Make:Crompton Model LSFO-250-CDL/60-M or its equivalent in Philips/GE/WIPRO.

Supplying, fixing and testing of timer switch 65A 3 pole panel complete for street light controls analog time switch with connected items fixing on pole/wall/panels with all fixing arrangements complete including taking out old one etc all as directed. Make: Havells/ L&T / Siemens /Hager / Schneider.

Supply and fix hot press moulded junction boxes with hinged door, fitted with 4 P, 50Amps rated connector and neutral link mounted in the box,including necessary fixing arangement to the steel tubular pole/over walls including taking out old one complete all as directed. Make; Sintex /Hansel Controls .

Supply & Fixed in repairs street light luminaire integral type LED fitting of 170 watts output with minimum 85 lumens per watt in aluminium die cast housing with IP 66 protection complete with all accessories incl driver and electronic surge protection device of min 5 KV complete all as specified. Make: Philips, Cat No.BRP322 LED 163 CW MR FG S4XTFC L GR or its Equivalent CG/ GE/Wipro.

Supplying, fixing and testing of Street lights LED 60 Watt with drive , 230 volts pressure die cast aluminium housing luminaires with high power LED source ( mainting minmum system lumen-9000) on 09 M/11 M poles with IP protection 66 IK07 with 10 KV built in surge protection device, all necessary fixing arrangments and fittings etc including taking out old one of any type complete all as specefied and directed. Make: Havells Model ENDURAPERALPLUSS L60WLED 757SASYTOPC or its Equivalent Philips/ GE/Wipro.

Supplying, fixing and testing of Flood light die cast aluminium of 200 W, 230 volts with IP 66 including inbuilt drive with all fixing arrangements with nuts&bolts,clamps, iron chanels on poles etc complete all as specified and directed by Engineer-in-Charge including taking out old one of any type complete all as specefied and directed. Make: Crompton Model LFLN-200-CDL/60-M or its equivalent in Philips/GE/WIPRO.

Excavation in trenches n.exc 1.5 m wide and not exc 1.5 m depth and getting out in soft / loose soil complete all as specified and directed.

All as per item No 59.00 here in before but depth exc 1.5 m and n.exc 3.0 m.

Removal of surplus excavated material of any type to a distance not exceeding 50 m and depositing where directed at a level not exc. 1.5 m bove the starting point complete all as specified and directed.

Returning and filling in of excavated material any type including spreading, levelling, watering and well ramming in layers not exceeding 25 cm each complete all as specified and directed.

Supply and spreading clean dry sand for cable cushioning in trenches complete all as specified and as directed. (Note: Punned thickness shaall only be measured)

Supply and laying sub class 'B' bricks of old size (23x11x7cm) laid along alignment of cable as protection to cable in trenches complete all as specified and directed by Engineer-in-Charge

M &L Plain cement concrete 1:4:8 type D2 (using 40 mm aggregrate) as in foundations filling mass concrete complete all as specified and directed

M &L for cement concrete PCC 1:2:4 type B1 (using 20 mm aggregrate) as coping of poles including removal old coping complete all as specified and directed

M&L for GI pipe light grade 40 mm dia laid along road crossings / plinth protection with suitable fittings for cable protection or fixed to the pole/ Wall complete all as specified and directed by Engineer-in-Charge . Make : Surya Roshni Ltd / Tata / Jindal steel / Prakash

M& L for errection of vertically position steel tubular swaged poles complete with cast iron base plate,final taper plug,bolts,nuts & screws as specified type 410 sp-55(11.0 meters long) as per 15-2713(part III) Of 1980 and applying three coats of black bituminious paint and two coats externally on the pole embedded in concrete and applying two coat of zinc chrome primer to the exposed surface all as directed. Make: Utkarsh Bansal/ National tubing Co/Jindal NOTE :- Earth work, cement concrete in foundation, coping etc will be measured and paid separately under relevant items.

Supplying, laying, testing and commissioning LT XLPE insulated , armoured heavy duty electric cable of following sizes, 1100 volts grade with stranded aluminium conductor laid in trenches / passing through pipe / duct/ road crossing /fixed on poles / walls Complete all as specified and directed. MAKE: Havells / Gloster / KEI Industries Ltd / Polycab / Asian Cables / Finolex [Note: The rate quoted shall inclusive of termination at ends with suitable aluminium lugs where required]

(a) 50 sqmm 3.5 core

(b) 35 Sqmm 3.5 core

(c) 25 sqmm 4 core

Supply & Fixed in repairs street light luminaire integral type LED fitting of 90 watts output with minimum 60 lumens per watt in aluminium die cast housing with IP 66 protection complete with all accessories incl driver and electronic surge protection device of min 5 KV complete all as specified. (Make: Philips, Cat No.BRP410 LED 091 CW HE MR PC S2 PSU GR or its Equivalent in CG/ GE/Wipro )

Supply and replace MCCB 4 pole, 415 V, adjustable type 100 Amps with breaking capacity 16 KA including necessary modification in the panel complete all as specified and as directed. Make: GE/L&T/Havells/Indoasian

Supply and replace MCCB 4 pole, 415 V, adjustable type 200 Amps with breaking capacity 25 KA including necessary modification in the panel complete all as specified and as directed. Make: GE/L&T/Havells/Indoasian

SRI SAI KRISHNA ENGINEERING WORKS

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