REPAIR / MAINT OF MAIN RECEIVING UNIT (MRS) AND HT CABLE AND CONNECTED WORKS UNDER GE (AF) JAMNAGAR NO 1

Amount

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 breadown / 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 sapre 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 breadown / 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 breadown / emergency and routine testing has been performed by the OEM. (xi) After Preventive maintenance, repairing the CSS during breadown / 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) Busbar 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) Battary 24 V DC heathiness (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) Earthswitch 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 isolater (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 heathiness (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 opeartion 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 2.01 to 2.75 shall be used for SAFEPLUS RING MAIN UNIT for Compact substation (CSS)

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

The Following spare part for item No 3.01 to 3.16 shall be used for ACB for Compact substation (CSS)

Supply only of ACB Spring charging motor capacity up to 630 Amps

Supply only of ACB Spring charging latch liver capacity up to 630 Amps

Supply only of ACB Main complete pole unit capacity up to 630 Amps

Supply only of ACB cradle contact capacity up to 630 Amps

Supply only of ACB closing coil capacity up to 630 Amps, 230

Supply only of ACB Tripping coil capacity up to 630 Amps,

Supply only of ACB under voltage release capacity up to 630 Amps

Supply only of ACB Lower mechanism capacity up to 630 Amps

Supply only of ACB Upper mechanism capacity up to 630 Amps

Supply only of ACB Main mechanism capacity up to 630 Amps

Supply only of ACB microprocessor Release (Relay) capacity up to 630 Amps

Supply only of ACB Indicator Red Yellow Green 230 Volts single phase all as specified and directed at site.

Supply only of ACB Indicator blue 230 Volts single phase all as specified and directed at site.

Supply only of ACB Analog Amp meter all as specified and directed at site.

Supply only of ACB Analog Volt meter all as specified and directed at site.

Supply only of CSS Door hinges of any size complete all as specified and directed at site.

Supply only of CSS Locking handle of any size complete all as specified and directed at site.

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 any type soil.

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 to under ground PVC cable including punning down of sand in layer all as specified and directed. (Note: Work shall be executed as per clause 19.75 of standard schedule of rates part-1 (2009) for measurement purpose thickness of sand after punning down will be considered.

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

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

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

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

M&L for XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavyduty) with aluminium conductor, 11000 volts Earthed, grade cross sectional area 95 sqmm 3 core laid in trenches / duct passing through pipe / duct or fixed on pole and connecting and testing omplete all as specified and as directed.

M&L for XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor, 11000 volts Earthed, grade cross sectional area 120 sqmm 3 core laid in trenches / duct passing through pipe / duct or fixed on pole and connecting and testing omplete all as specified and as directed. Note for Item No 12 & 13: (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 XLPE armoured aluminium conductor cable of size 95 sqmm 3 core 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 indoor termination heat shrink type joint complete with jointing material and accessories suitable for XLPE armoured aluminium conductor cable of size 120 sqmm to 240 sqmm 3 core 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 XLPE armoured aluminium conductor cable of size 95 sqmm 3 core 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 120 sq mm to 240 sqmm 3 core 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 3 core 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 120 sqmm to 240 sqmm 3 core including dismantling & taking out old unserviceable jointing kit, complete all as specified and as directed.

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.)

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 UG cable, of any description all as specified and directed by Engr-in-Charge.

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

Supply and laying in repair GI tubing 100 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: Item no 1 to 24 If any above HT/LT Equipment and connected items become breakdown, the contractor shall locate the problem/fault at site within 12 hours on intimation by JE/Engineer-In-Charge and ensure that the fault and rectified within 24 to 48 Hours , failing which an amount of Rs 200 /- per hour will be recovered as penal recovery from any payment due to the contractor after expiry of 48 hours.)

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