REPAIR AND MAINTENACE OF RMU (Ring Main Unit) VCB s, CSS,s, TRANSFORMERS AND CONNECTED WORKS AT TECH AREA UNDER GE (AF) JAMNAGAR NO 01

Amount

Preventive maintenance for indoor and outdoor type RMU (safe plus or safering type) including preventive maintenance activities and repairing the RMU during breakdown / emergency and routine testing all as specified here-in-after:- Note:- (A) Quoted rates shall be deemed to include for the following:- (i) Opening the top & bottom Cover and refixing the same on completion and Cleaning of all parts. (ii) Filling with Filler Material to the bottom of panel. (iii) Repairs to leakage on top of RMU ,if any (iv) Welding work Wherever Required. (v) Maintenance ,tests, reports etc (vi) Repairing the RMU during any breakdown /Emergency upto the period of completion of contract. (B) Spare parts required shall be deemed to be included in the unit rate quoted against this item. The following scope of work shall be included under preventive maintenance :- (a) Condition monitoring as per the scope defined:- (i) Condition based & Predictive maintenance. (ii) Preventive maintenance. (iii) Breakdown maintenance. (iv) Overhauling, reconditioning & testing of existing equipment. (v) Failure analysis for major breakdown

(b) Performance Health Check-up :- (i) Checking of CB & Isolator mechanical & electrical operation Closing & tripping (ii) Checking of Breaker close & open operation. (iii) Mechanism Critical setting & adjustment shall be done. (iv) Lubrication of mechanical critical part of Circuit breaker. (v) Lubrication of spring charging mechanism. (vi) Operational Movement & alignment. (vii) Alignment of open cable doors. (viii) Physical healthiness of switches, indication lamp, auxiliary relay etc. (ix) Bus bar tightness, bus joint healthiness checks & contact resistance check. (c) Routine Tests (i) Testing of protection relays. (ii) CB contact resistance, contact condition the pole. (iii) Interrupter health check by HV test. (d) Reports: (i) Relay test report (ii) Breaker test report (iii) Interrupter health check by HV test (iii) CT/PT test report Failure reports of major failure-Which includes failure mechanism analysis & remedies Interpretation of condition monitoring data. B. Check list for breaker preventive maintenance are attached as Appendix 'A' to the Particular specifications.

Notes:- (i) RMU of make ABB & Crompton are installed at site. Preventive maintenance, repairing the RMU during breakdown / emergency and routine testing shall be carried out through authorised representative OEM all as specified and directed by Engineer-in-Charge. (ii) Spare parts required for Preventive maintenance, repairing the RMU during breakdown / emergency will be measured & paid separately as supply & fix in repair. Make of spare part shall be as recommended by the OEM and as directed by Engineer-in-Charge (iii) Contractor shall submit necessary documentary evidence to the Engineer-in-Charge that Preventive maintenance, repairing the RMU during breakdown / emergency and routine testing has been performed by the OEM. (iv) RMU any type any way including VCB, load break switch and metering unit will be measured as one unit for payment. (v) After Preventive maintenance, repairing the RMU during breakdown / emergency RMU shall be tested as directed by the Engineer-in-Charge and test result in triplicate copy shall be submitted to Engineer-in-Charge

M&L for Preventive / comprehensive maintenance of HT VCB 11 KV by cleaning the VCB by using air blower, tightening of connection/controls, checking of all fuses, sealing of VCB at bottom, repairing of VCB at bottom, repairing of mechanical parts, oiling/greasing of all moving -parts and carrying out following checks for smooth functioning complete all as specified and directed at site.

(a) Visual Inspection Checking. (b) Checking of functional locks, interlocks, signalling devices and auxiliary devices. (c) Checking of suitability and correct operations of protections, control instruments and electrical connection of the circuit breaker operating mechanism. (d) Checking of Tripping Mechanism operation. (e) Checking Spring Charging Limit Switch Operation. (f) Checking with Standard voltage on the auxiliary circuit. (g) Checking of with Standard voltage at potential transformer and power frequency. (h) Checking of Breaker ON/OFF operation manually and electrically. (j) Testing of vacuum Bottle integrity. (k) Relay testing. (l) Checking of the resistance of the main circuit. (m) Verification of wiring. Note: (i) Any spare Parts if found unserviceable will be measured & paid separately as supply only as below. (ii) Unserviceable parts shall be property of contractor as per credit schedule. (iii) Make approved as per OEM shall be used only after approval of GE.)

Supply only CT 75 to 150 +5-5 as per required existing size of vcb

Supply only CT 150 to 300 +5-5 as per required existing size of vcb

Supply only CT 30/50 +1-1as per required existing size of vcb

Supply only Indication lamp for VCB panels(red/green/white/blue)

Supply only auxiliary switch for VCB

Supply only Tripping coil for VCB

Supply only Closing coil for VCB

Supply only Vacuum bottle

Supply only Limit switch

Supply only Spring charging motor

Preventive maintenance for 100-315 KVA Compact substation (CSS) which includes general preventive maintenance activities and the repairing during breakdown / emergency visit and attend the complaints . Note:- (i) Preventive maintenance shall be carried out during contract period. (ii) Contractor shall be responsible for repairing the CSS and connected items during any breakdown / emergency. (within contract period deemed included in the quoted rates) (iii) Routine testing shall be carried out during contract period. (iv) Contractor shall be responsible for refilling of gas required for CSS. (v) The quoted rate shall be inclusive of repairing works like welding / Hinges of CSS both door's. (vi) CSS of make ABB are installed at site. The spare part required for Preventive maintenance, repairing the CSS during breakdown / emergency will be measured & paid separately as supply only, however the fixing change for the same is deemed to be included in the quoted rate for preventive maintenance (vii) Make of spare part shall be as recommended by the OEM and the same shall be used only after approval by the GE. (viii) Unserviceable parts shall be property of contractor as per credit schedule.

(ix) Preventive maintenance, repairing the CSS during breakdown / emergency and routine testing shall be carried out through by the OEM complete all as specified and as directed. (x) The Contractor shall submit necessary documentary evidence to the Engineer-in-charge that Preventive maintenance, repairing the CSS during breakdown / emergency and routine testing has been performed by the OEM. (xi) After Preventive maintenance, repairing the CSS during breakdown / emergency CSS shall be tested as directed by the Engineer-in-charge and test result report in triplicate copy shall be submitted to Engineer-in-charge by the contractor and kept in record. A. The following scope of work shall be included under Preventive maintenance :- (i) Contractor shall be responsible for repairing the CSS during any breakdown / emergency. (ii) Preventive maintenance and routine testing as detailed above. (iii) Contractor shall also be responsible for refilling of gas required for CSS Lubrication of mechanical critical parts of circuit breaker shall be done. (iv) Lubrication of spring mechanism shall be carried out. (v) Checking the movement and interlocks of RMU with VCB & isolator. (vi) Checking of alignment of open cable doors. (vii) Physical healthiness of switches,indication lamp, aux relays.

(viii) Bus bar tightness , bus joint healthiness checks by torque wrench and contact resistance check. (ix) Any other service point observed (x ) Planning & updating maintenance (xi) CSS testing (xii) Testing of protection relay by secondary injection test. (xiii) Routine testing of transformer. (xiv) Check the trip operation of the breaker through relay (xv) Primary injection test on CTs. (xvi) Contact resistance testing on breaker and bus joints (xvii) Ratio check of potential transformer (xviii) Checked the open delta voltage ( if applicable) (xix) Megger & HV test B. Check list for CSS preventive Maintenance :- (a) Common check point :- (i) Visual Inspection of CSS (ii) Visual Inspection of side wall of CSS (iii) Earthing pit connection checking (iv) Earthing pit Healthiness verification-ground resistance (v) Opening and Closing of HT door (vi) Opening and Closing of Metering Door (vii) Opening and Closing of Trafo door -1 (viii) Opening and Closing of Trafo door -2 (ix) Opening and Closing of LT door (x) Operation Healthiness HT door limit switch (xi) Operation Healthiness Trfo door limit switch -1- HT tripping /alarm (xii) Operation Healthiness Trafo door limit switch -2- HT tripping / alarm (xiii) Operation Healthiness LT door limit switch

(c) Operational checking point of HT panel :- (i) SF6 gas level indication - position in zone (ii) DC power pack operation healthiness (iii) Battery 24 V DC healthiness (iv) Spring Charging of HT breaker -by manual operation (v) Spring Charging of HT breaker -by motor operation if available (vi) Closing of breaker by push button (vii) Opening of breaker by push button (viii) Off load Isolator closing and opening (ix) Earth switch closing and opening checking (x) Interlock between breaker and off load isolator (xi) Interlock between Earth switch and off load isolator (xii) Interlock of earth switch and BKR cable door (xiii) ON load isolator operation of closing and opening by manual (xiv) ON load isolator operation of closing and opening by motor if available (xv) ON load isolator earth switch operation (xvi) ON load Isolator Interlock of earth switch and cable door (xvii) Individual opening and closing of cable door -ON load isolator (xviii) Individual opening and closing of cable door -Breaker-3 (xix) Earthing tightness checking of HT Breaker. (xx) Termination Tightness verification of all three HT module (xxi) Ensure - for proper Gland plate, Cable support , termination boot. (xxii) Ensure - cable bushing must be unloaded (xxiii) Tripping coil health in operation (xxiv) Remote tripping of HT breaker.

(xxv) Relay self power battery checking. (xxvi) Relay trip test operation checking (xxvii) Reading in measurement checking / healthiness of relay by testing . (xxviii) VPIS healthiness (xxix) Transformer protection Relay working (xxx) Earth Fault indicator testing / resetting (xxxi) All Padlock checking of RMU

(d) Transformer Check Points :- (i) Visual inspection of transformer (ii) Check oil leakage if oil type (iii) Check oil level in transformer if oil type (iv) Visual inspection of bushing & bolt. (v) Insulation resistance of Trafo cable (vi) Insulation resistance of Transformer (vii) Tightness of HT bushing (viii) Tightness of Bus bar (ix) Transformer earthing (x) CSS body earthing (xi) Hooter operation healthiness checking (xii) Pressure relief Valve healthiness (xiii) Pressure relief Valve and HT tripping/alarm verification if provided (xiv) WTI reading verification (xv) WTI operation tripping / alarm checking (xvi) OTI reading verification (xvii) OTI operation tripping / alarm checking (xviii) Tap change over operation healthiness. (xix) Transformer compartment lamp (xx) Proper HT Cable support (xxi) GI earthing strip supporting Insulator condition

(e) LT compartment Check Points :- (i) Manual operation of ACB - charging , (ii) Manual closing and opening. (iii) Charging of ACB by Motor if available (iv) Tightness off all busbar (v) Earthing connection verification. (vi) Indication Lamp of Phase (vii) LT BKR / ACB indication ( alarm / trip) (viii) Protection relay working- LT

The Following spare part for item No 14.01 to 14.75 shall be used for RING MAIN UNIT under Compact substation (CSS) any capacity and make by OEM

Supply only Bushing 400 Series Bolted Type item Code NHP201699R1

Supply only O Ring 72 x 6 BUSHING 400 SERIES BOLTED item Code NHP402076P15

Supply only SHAFT FOR OPERATING HANDEL item code NHP304961P1

Supply only 2PA Mechanism w/o hex rod item code NHP101985R002

Supply only TRIP COIL SAFEO FORCE AMPL WIC & ASHDA item code 1VDP000142R1

Supply only Linkage between K and A item code NHP201703R1

Supply only PUSH BUTTON RED W/ LABEL "O" item code 1SFA616199R1104

Supply only PUSH BUTTON GREEN W/LABEL "I" item code 1SFA616199R1106

Supply only BRACKET 'A' Mechanism hldg 2 push buttons item code NHP201536P1

Supply only Opening Finger, Manual Operating_D item code 2RAA011099A0001

Supply only Closing Finger, Manual Operating_C item code 2RAA011100A0001

Supply only BRACKET for 'K' Mechanism item code NHP201495P1

Supply only BRACKET FOR CT MTG RMU RHS item code NHP304233P1

Supply only 24 kV VPIS cord item code PTMVT120702-01

Supply only Capacitor Unit, VPIS, 9-15kV without cord item code YN1V400916-587

Supply only PRESSURE REFILLING EQUIPMENT( KAR-6) item code IN54280001-K

Supply only RONIS KEY WITH HARDWARE item code 4200669056.9005

Supply only RONIS LOCK & KEY FOR RMU WITH KEY A item code 4200040617.1001

Supply only RONIS KEY INTERLOCK OF LBS WITH KEY C item code 4200130305.9001

Supply only RONIS INTERLOCK EL11P OF LBS WITH KEY B item code 4200033538.9005

Supply only Fuse Holder Assembly item code NHP201487R001

Supply only TERMINAL PROTECTOR SILCAB (RAYCHEM) for 11kV item code 1VYN303050-060

Supply only T SHROUD (NEW) for 11kV item code 1VYN403250-92N

Supply only Reducer Stud for Cable Bushing_A 128 item code 2REA024265P0001

Supply only Trip Coil Only Y1 Control Volt 24 VDC item code NHP304453R1

Supply only Close Coil Only Y2 Control Volt 24 VDC item code NHP304453R6

Supply only O Ring 65 x 5 For LBS Mech Bushing item code NHP402076P24

Supply only Spring charging Motor with Gear 24 V DC item code NHP201491R1

Supply only WIKA make Manometer+Gas density switch item code YN1V400929-420

Supply only ELECTRONIC MOTOR KIT FOR C MODULE-MGVCL item code 4200901778.9004

Supply only STANDARD MOTORISED KIT FOR V MODULE item code YN1V400922-023

Supply only BRACKET-FOR RMU (New Indication) item code NHP304264P1

Supply only Position indicator item code 1VDP001531P001

Supply only Indicator local item code 1VDP002477P001

Supply only Shaft item code 1VDP002579P001

Supply only Indicator Flag C-module OFF item code 1VYN403050-496

Supply only Indicator Flag C-module ON item code 1VYN403050-498

Supply only Indicator Flag C-module PLAIN item no 1VYN403050-499

Supply only Manometer+Gas density switch(CO contact) item code 4200800466.5012

Supply only STANDARD MOTORISED KIT FOR C MODULE item code YN1V400922-022

Supply only BATTERY -12VDC ,12AH item code 1VYN401350-173

Supply only Capacitor Unit,VPIS 15-24kV without cord item code YN1V400916-588

Supply only S series bushings item code 2REA020480A0001

Supply only O ring for S series bushing item code 3WEA010283P0001

Supply only GEARED MOTOR 24VDC (MS) item code No 1VCR012079G0001

Supply only SHUNT CLOSING RELEASE -MC 24VDC item code no 1VCR004291G0001

Supply only VD4 MC Closing Coil (48V AC-DC)) item code no 1VCR004291G0003

Supply only SHUNT CLOSING RELEASE 110VDC/AC -MC item code No 1VCR004291G0005

Supply only MC Closing Coil(220-250V DC/220-250V AC) item code no 1VCR004291G0007

Supply only Tripping coil of VD4 24 VDC item code no 1VCR004289G0001

Supply only SHUNT OPENING RELEASE 110DC/AC -M01 item code no 1VCR004289G0005

Supply only Open. Coil Mo1 (220-250V DC/220-250V AC) item code no 1VCR004289G0007

Supply only MO2 Assy. (24Vcc)(Additional Trip) item code no 1VCR002985G0001

Supply only Auxiliary SWITCH 2NO+3NC PLUG CONN.,FORK TYPE item code no GCE7002397R0122

Supply only Auxiliary SWITCH 3NO+2NC PLUG CONN.,FORK TYPE item code no GCE7002397R0121

Supply only BKR Auxiliary Switch Assy._C item code no 2REA016209A0001

Supply only Closing spring signalling item code no 510831-802

Supply only SWITCH ELEMENT S826 E/L item code no NZN000859P11

Supply only Auxiliary Switch Assembly_A item code no 2REA009781A0001

Supply only Disconnector Mechanism assembly item code no 2REA016749A0001

Supply only Ring switch mechanism RH item code no 2REA009811A0004

Supply only Ring switch mechanism LH item code no 2REA014003A0001

Supply only Bushing + Contact Knives Assembly RH_B item code no 2REA010249A0001

Supply only Bushing + Contact Knives Assembly LH_B item code no 2REA010249A0002

Supply only TP bushing assembly item code no 2REA010376A0002

Supply only T-off cable bushing item code no 2REA009169A0001

Supply only VPIS Cable Switch L1-0.7, L2-0.6, L3-0.5 item code no 2REA014974P0002

Supply only VPIS Cable T-Off L1-1.36,L2-1.255,L3-1.15 item code no 2REA014974P0001

Supply only ABB RELAY TYPE REJ 603-REJ603BB401NN3XE item code no YN1V400919-532

Supply only Operating Handle Assembly_C item code no 2REA017122A0001

Supply only OPERATION COUNTER item code no 510753-802

Supply only OPENING SOLENOID ASSEMBLY_B item code no 2REA016775A0001

Supply only GAS SPRING FRONT DOOR_03 item code no 308(A)-02

Supply only Manometer assembly item code no 2REA013719P0001

Supply only Manometer with density switch assembly item code no 2REA013719P0002

M&L for Repair/Maintenance/servicing of ACB any capacity/type by cleaning the ACB by using air blower, tightening of connection/controls, checking of all fuses, sealing of ACB at bottom, repairing of ACB at bottom, repairing of mechanical parts, oiling/greasing of all moving -parts and carrying out following checks for smooth functioning complete. (a) Visual Inspection (b) Checking of funtional locks, interlocks, signaling devices. (c) Checking of suitablility and correct operations of protections, control instruments and electrical connection of the circuit breaker operating mechanism. (d) Checking of Tripping Mechanism operation. (e) checking of standard voltage at PT. (f) Checking of breaker ON/OFF operation manually and electrically. (g) relay setting. (h) Checking of IR value of ACB.

Supply and fix in repair Neutral CTs for ACB 1000A (NCT ) in existing make complete all as specified and directed

Supply and fix in repair Under Voltage Trip Device (UVT) for ACB 415/220V AC in existing make complete all as specified

Supply and fix in repair spring charging motor for ACB 110V/230V in existing make complete all as specified and directed by Engineer in charge

Supply and fix in repair shunt trip closing coil for ACB 220V/DC in existing make completer all as specified and directed by Engineer in charge

Supply and fix in repair main CTs for ACB 1000/1250/1600A in existing make complete all as specified and directed by Engineer in charge

Supply and fix in repair adaptor type terminal for 3pole/4 pole ACB 1000/1250A in existing make complete all as specified and directed by Engineer in charge

Supply and fix in repair adaptor type terminal for 3pole/4 pole ACB 1600A in existing make complete all as specified and directed by Engineer in charge

Supply and fix in repair door inter lock for LT ACB any capacity and make complete all as specified and directed by Engineer in charge

Supply and fix in repair spring charging indication switch for ACB in existing make complete all as specified and directed by Engineer in charge

Supply and fix in repair trip indication switch for ACB in existing make complete all as specified and directed by Engineer in charge

Supply and fix in repair ACB 1000A 3 pole with micro processor release 50 KA draw out type in existing make complete all as specified and directed by Engineer in charge

Supply and fix in repair ACB 1250A 4pole with micro processor release 50 KA draw out type in existing make complete all as specified and directed by Engineer in charge

Supply and fix in repair Earth fault relay for MCCB 400A in existing make complete all as specified and directed by Engineer in charge

Supply and fix in repair Earth fault relay for MCCB 500A to 800A in existing make complete all as specified and directed by Engineer in charge

M & L for Servicing of up to 100 KVA capacity transformer/Isolation TR, 11 KV / 433 V, by disconnecting LT / HT connections from site of installation, inspection/assessing of the defective/burnt parts, core assembly of transformer in the presence of Engineer-in-Charge and cleaning complete for making it carbon free, checking for any loose bushings & making it rectified if found & reconnecting with LT / HT connections, testing and commissioning on load complete all as specified and as directed. Note for item No 1 to 5:- (i) Filtration of transformer oil if required will be measured & paid separately. (ii) Topping up with new transformer oil if required will be measured & paid separately. (iii) Any spare Part if found unserviceable will be measured & paid separately and minor parts such as nuts, bolts, washers, etc. shall be arranged by the contractor and the cost thereof shall be deemed to be included in the unit rate quoted against this item.

All as per item No 16 above but 160 to 250 KVA capacity transformer 11 KV / 433 V.

All as per item No 16 above but 315 to 400 KVA capacity transformer 11 KV / 433 V.

All as per item No 16 above but 500 TO 750 KVA capacity transformer 11 KV / 433 V.

All as per item No 16 above but 1000 KVA capacity transformer 11 KV / 433 V.

S&F in repairs 11 KV HT terminal comprising stud, insulator, nut, bolt, washer etc (for three phase) suitable for out door type transformer of capacity up to 250 KVA complete all as specified and as directed.

S&F in repairs 11 KV HT terminal comprising stud, insulator, nut, bolt, washer etc (for three phase) suitable for out door type transformer of capacity 315 to 400 KVA complete all as specified and as directed.

S&F in repairs 11 KV HT terminal comprising stud, insulator, nut, bolt, washer etc (for three phase) suitable for out door type transformer of capacity 500 to 1000 KVA complete all as specified and as directed.

S&F in repairs 0.433 KV LT terminal comprising stud, insulator, nut, bolt, washer etc (for three phase & neutral) suitable for transformer of capacity up to 250 KVA complete all as specified and as directed.

S&F in repairs 0.433 KV LT terminal comprising stud, insulator, nut, bolt, washer etc (for three phase & neutral) suitable for transformer of capacity 315 to 400 KVA complete all as specified and as directed.

S&F in repairs 0.433 KV LT terminal comprising stud, insulator, nut, bolt, washer etc (for three phase) suitable for out door type transformer of capacity 500 to 1000 KVA complete all as specified and as directed.

Supply & topping up of transformer oil up to required level for transformer / PT's / stabilizers / HT switches etc of duly filtered with filtration plant to obtain high dielectric strength 50 KV & above all as per IS specification, complete all as specified and as directed. (Note : Transformer oil shall be supplied in sealed barrels with test certificate.)

Supply and fix in repairs breather with silica gel for transformer of capacity from 63 KVA to 1000 KVA complete all as specified and as directed. (Note :- Size of breather shall be provided as per OEM specification.)

Supply and fix in repairs temperature gauge for transformer of capacity up to 160 KVA complete all as specified and as directed.

Supply and fix in repairs temperature gauge for transformer of capacity up to 200 KVA to 1000 KVA complete all as specified and as directed.

Supply and fix in repairs oil level gauge for transformer of capacity from 63 KVA to 1000 KVA complete all as specified and as directed.

M & L for preparation of old painted surface of transformer of capacity 63 to 100 KVA, including connected accessories complete by cleaning / scraping oil, grease dirt and rust with steel wire brush and emery paper to obtain clean and smooth surface, and applying two coat of synthetic enamel paint as per MES colour code, including rewriting of MES No / Sl No complete all as specified and directed.

All as per item No 32 above but transformer of capacity 160 to 250 KVA.

All as per item No 32 above but transformer of capacity 315 to 1000 KVA.

M & L for rewinding of HV / LV limb of transformer (Oi type/ Dry type)/stabilizer of any capacity taking down from site of installation, inspection/assessing of the defective/burnt parts, core assembly of transformer in the presence of Engineer-in-Charge and then lifting, loading and transportation of unserviceable transformer to the workshop for repair/rewinding and repair to the transformer by dismantling the top coverby dismantling and removing the burnt out copper winding cleaning of limb thoroughly and rewinding the same with super enameled copper winding wire of the same gauge and turn with proper class of insulation impregnated & baking, assembling and testing complete all as specified & as directed . (Note:-(i) Transportation to local/ company workshop is deemed to be in above quotted rate (ii) The transformer shall only be got repaired from one of the authorized firms/agencies of the manufacturer as approved by GE.)

Cutting, trimming and pruning of trees/tree branches/creepers/climbers of all around existing Sub Stn area up to fencing/boundry wall including cleaning the disturbed area beneath and removing the tree branches and debris from site and depositing all as specified and directed.

Supply and spreading 40 mm size graded stone aggregate on ground of sub station, average spreading levelling complete, all as specified and directed. (Note: Measurement shall be carried out for net finished volume of work executed).

Taking out HT underground cable from trenches / pole etc, aluminium conductor of size 95 sqmm 3 core complete all as specified and as directed.

Taking out HT underground cable from trenches / pole etc, aluminium conductor of size 120 sqmm 3 core complete all as specified and directed.

Laying / Re-rooting only old taking down serviceable HT underground cable from trenches /pole/ducts etc, aluminium conductor of size 95 sqmm 3 core all as specified and directed.

Laying / Re- rootingonly old taking down serviceable HT underground cable from trenches /pole/ducts etc, aluminium conductor of size 120 sqmm 3 core all as specified and directed.

Supply, laying, jointing and testing XLPE insulated, PVC inner sheathed, armoured with galvanised steel strip, heavy duty, HT underground cable ISI marked with aluminium multistranded conductor 11000 volt grade of size 95 Sqmm 3 core laid in trenches / duct passing through pipe / duct or fixed on pole and connecting complete all as specified and as directed. (Note :-(i) Sand cushioning, cable protection, GI protection pipe, clamps, jointing kits and excavation & earth work shall be measured & paid for separately. (ii) Road cutting/floor cutting /cutting holes etc in walls required for laying/fixing of cable etc shall be made good as per existing. Nothing extra shall be admissible on this account. Quoted rates shall be inclusive of the above provisions.)

Supply, laying, jointing and testing XLPE insulated, PVC inner sheathed, armoured with galvanised steel strip, heavy duty, HT underground cable ISI marked with aluminium multistranded conductor 11000 volt grade of size 120 Sqmm 3 core laid in trenches / duct passing through pipe / duct or fixed on pole and connecting complete all as specified and as directed. (Note :-(i) Sand cushioning, cable protection, GI protection pipe, clamps, jointing kits and excavation & earth work shall be measured & paid for separately. (ii) Road cutting/floor cutting /cutting holes etc in walls required for laying/fixing of cable etc shall be made good as per existing. Nothing extra shall be admissible on this account. Quoted rates shall be inclusive of the above provisions.)

M&L for 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 aluminium conductor cable of size 95 sqmm to 120 sqmm including dismantling & taking out old unserviceable jointing kit, complete all as specified and as directed.

M&L for Cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sqmm to 120 sqmm including dismantling & taking out old unserviceable jointing kit, complete all as specified and as directed.

M&L for 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 95 sqmm to 120 sqmm including dismantling & taking out old unserviceable jointing kit, complete all as specified and as directed.

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

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm complete all as specified and as directed.

Removing excavated soil to a distance n.exc 50 m and depositing where directed at a level n.exc 1.5m above the starting point complete all as specified and as directed. .

M&L for providing dry river sand as in sand cushioning below and above cable thickness as specified in SSR to under ground cable including punning down of sand in layer complete all as specified and as directed. (Note: for measurement purpose punned thickness of sand will be considered.)

Taking out old PCC cable cover of any type / any size from trenches all as specified and directed.

Laying only serviceable PCC cable cover for HT / LT UG cable of any type complete all as specified and as directed.

Supply & laying ISI marked & conforming to IS - 5820 - 1970 unreinforced precast concrete cable cover Class HV ,type-1 flat of size 300 mm X 180 mm X 40 mm in trenches as protection to HT UG cable complete all as specified and as directed.

Supply and laying in repair GI tubing 80 mm dia bore light grade laid in trenches / floor / fixing on pole / wall for cable protection with necessary fittings etc including taking down old tubing complete all as specified and directed

M&L for Boring under roads / pavement / hard standing without disturbing the top surface by trench less technology using ultra sound technique and necessary machine including supply & inserting HDPE pipe of 150 mm dia (ISI Marked) suitable for 0.4 mpa working pressure for passing through the cables complete all as specified and as directed. (Note : Necessary infrastructure required for boring shall be arranged by the Contractor at his own cost.)

M & L Plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, without any attachment Fe-290 (Gde E 165)

Deployment of manpower and cable fault locator machine duly mounted on vehicle for detection of HT UG cable fault of any size & make by applying upto 15 KV supply to locate the fault. Necessary arrangements required should be provided by the contractor. (Note: Payment under this item shall be measured and made only if any fault is detected)

Dehydration / filtration of transformer oil of transformers, isolation transformer, OCBs, PT's, oil switches, Ring main Tee unit , Stabilizers etc of various capacities installed at different locations by disconnecting plants electrically for recirculation existing transformer oil with trolley mounted filtration plant till dielectric strength not less than 60 KV. Note- Quoted rates shall be deemed to include for following :- (i) Oil shall be tested after filtration and test result will be recorded before & after filtration of oil. (ii) Contractor should make his own arrangement for oil filtration plant including transportation complete. (iii) New Transformer oil for topping up will be measured and paid in relevant item as required (iv) All necessary T&P / testing equipment shall be provided by the contractor at his own cost. No extra payment shall be made to the contractor.

Note for above Srl Item No 1 to 58 :- (i) Work shall be executed by the authorised service mechanic/Electrician of manufacturer, After satisfactorily completion of servicing of RMU, HT Transformer/VCB, If any fault occurs upto the completion of contract should be attended by concerned rep within stripulated time frame without fail , quoted rates is deemed to be included all such charges.(ii) If any above HT Equipment and connected items become breakdown, the contractor shall loacate the problem/fault at site within 12 hours on intimation by JE/Engineer-In-Charge and ensure that the fault to be rectified within 48 Hours , failing which an amount of Rs 200 /- per hour will be recovered as a penal recovery from any payment due to contractor after expiry of 48 hours.) (iii) Minor consumable items, ie Nuts bolts, Control wires , PVC tapes, Welding Job, cotton waste & cleaning clothes, petroleum jelly, grease , lubricating oil, emery paper , T & P items etc, is to be arranged by contracttor without any extra cost.

SHOBHIT BUILDERS

ASCENT ELECTRIFICATION ENGINEERS

Nitesh Enterprise

vijay infraprojects pvt ltd

ALBA AC AND REF SERVICES

M/s Matadeen Ramchandra Agarwal

JAMNAGAR ELECTRIC AND MACHINERY CO

City Light

M/s. Vimal Enterprise