REPAIRS MAINTENANCE OF EXTERNAL ELECTRIC SUPPLY, LT CABLES, FEEDER PILLAR BOX AND ALLIED WORKS AT VARIOUS LOCATIONS , MH UNDER GE STM

Amount

Excavating in trenches not exceeding 1.5 metre wide and not exceeding 1.5 metre in depth for foundation of stays & Poles, laying of cables etc and getting out in soft / loose soil all as specified and directed

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25 cm using excavated soil all as specified and directed.

Removing excavated material/ surplus soil to a distance not exceeding 50 meters and depositing where directed at a level not exceeding 1.5 meter above the starting point all as directed.

Supply, lay and spread in trenches, river sand including cleaning, spreading, leveling, punning for laying /cushioning of cable all as specified and as directed. Note: Punned thickness shall be measured and paid.

Relaying the old bricks in trenches for cable protection including taking out the old one all as specified and directed.

Supply and lay new burnt bricks, old size, sub class 'B' for new cable protection complete all as specified and directed

Taking out from trenches/poles/wall etc LT XLPE UG Cable /PVC Sheathed aluminium conductor armoured and relaying after fault rectification duly tested in trenches/Poles/Wall of LT UG Cable of following sizes : Note: Jointing Kit shall be measured and paid separately under relevant Item

LT UG Cable 2/ 3.5/ 4 core 6 Sqmm to 3.5 core 50 Sqmm

LT UG Cable 3.5 core 70 Sqmm to 3.5 core 300 Sqmm

Supply and laying in trenches/poles/wall etc LT UG Cable XLPE insulated with multistranded aluminium conductor armoured with galvanised steel wire / taps 1100 volts grade conforming to IS specifications and including taking out Old unsv cables of following sizes Note:- Lugs and glands are deemed to be included in the rate quoted for laying of cable and to be used wherever required while connecting cables to the panel board. Earth work such as excavation, refilling etc, shall be measured and paid separately under relevant item:-

LT UG Cable 2 core 6 sqmm .

LT UG Cable 2 core 10 sqmm .

LT UG Cable 4 core 16 sqmm .

LT UG Cable 4 core 25 sqmm .

LT UG Cable 3.5 core 35 sqmm .

LT UG Cable 3.5 core 50 sqmm .

LT UG Cable 3.5 core 70 sqmm .

LT UG Cable 3.5 core 95 sqmm .

LT UG Cable 3.5 core 120 sqmm .

LT UG Cable 3.5 core 240 sqmm .

Supply and Fix Straight through joints Heat Strink insulations and sealing system for underground cable including joint kits and labour complete for making joints suitable for LT XLPE/ PVC sheathed/ armoured heavy duty cables with aluminium conductor all as specified and as directed of following sizes:- Make: Raychem/3M or equivalent

3.5/ 4 core 6 to 16 sqmm

3.5/ 4 core 25 to 50 sqmm

3.5 core 70 to 95 sqmm

3.5 core 120 to 185 sqmm

S&F Straight through joints (epoxy) for underground cable including joint kits and labour complete for making joints suitable for LT PVC sheathed / armoured heavy duty cables with aluminium conductor of following sizes :-

LT UG cable 4 core 16 to 35sqmm

LT UG cable 4 core 50 to 95sqmm

LT UG cable 3.5 core 120 to185sqmm

LT UG cable 3.5 core 240 to 300 sqmm

Repair and welding work in the existing panel board door and provided hinges for door, if necessary and lock arrangement with provision of pad lock with keys and cleaning the welding surfaces by rubbing and polishing with two coat of synthetic enamel paint all is specified and directed.

Material & Labour for Electrical earthing complete with galvanised steel earth plate electrode 60 cm x 60 cm x 6 mm thick buried directly in ground earth pit not less than 2.25 m deep below normal ground level with the top edge of earth plate at a depth of not less than 1.5 m below normal ground level connected to GI Strip 25X4 by means of bolts, nuts, check nuts and washers made out of GI and GI earth wire protected by 15 mm bore light grade GI pipe and connected to main control board all as shown in electrical plate No 5 of SSR Part I including necessary earth work and excavation in any type of soil and PCC 1 : 2 : 4 type B - 1 in chamber and 40 mm thick RCC 1 : 2 : 4 type B - 1 cover slab with 6 mm dia mild steel bars at 100 mm centre to centre both ways with 6 mm dia M S hooks complete all as specified.

Taking down old UNSV Main switch/ Switch fuse Unit and taking as schedule of credit including Supply & Fix following MCCBs Thermal magnetic release type directly fixing to main board/panel /walls including all necessary accessories all as specified and directed. Make: ABB/Siemens/Standard/L&T/Havells/Crompton

MCCB 400A , 3 pole , 36 KA

MCCB 250A , 3 pole , 25 KA

MCCB 125A , 3 pole , 16 KA

MCCB 100A , 3 pole , 16 KA

MCCB 63A , 4 pole , 16 KA

MCCB 100A , 4 pole , 16 KA

MCCB 125A , 4 pole , 16 KA

MCCB 160A , 4 pole , 25 KA

MCCB 200A , 4 pole , 35KA

MCCB 250A , 4 pole , 35 KA

Taking down old UNSV Main switch/ Switch fuse Unit and taking as schedule of credit including Supply & Fix following Switch Disconnector Fuse unit directly fixing to main board/panel /walls including all necessary accessories all as specified and directed. Make: ABB/Siemens/Standard/L&T

Switch Disconnector Fuse 4 pole , 63A

Switch Disconnector Fuse 4 pole , 100A

Switch Disconnector Fuse 4 pole , 125A

Switch Disconnector Fuse 4 pole , 160A

Switch Disconnector Fuse 4 pole , 200A

Switch Disconnector Fuse 4 pole , 250A

M & L for change over switch made out of sheet metal, 3 phase 04 pole OFF-LOAD type of capacity 200 Amps including taking out old unserviceable one all as directed . Make ABB/Siemens/Standard/L&T

Supply & Fix 3 phase 04 pole ON-LOAD with advanced Neutral type of capacity 200 Amps including taking out old unserviceable one directly fixing to main board/panel /walls including all necessary accessories all as specified and directed. Make: ABB/Siemens/Standard/L&T

Supply & Fix 3 phase 04 pole ON-LOAD with advanced Neutral type of capacity 320 Amps including taking out old unserviceable one directly fixing to main board/panel /walls including all necessary accessories all as specified and directed. Make: ABB/Siemens/Standard/L&T

Preparation of old painted surface of electric poles mild steel tubular type 7.5 to 9 m long any type / make / model above ground level including cross arms, clamps etc and applying two coats with aluminium paint on pole, cross arms, clamps, etc including writing the MES No with white paint over black band of paint at a level of 1.2 m above ground level on each pole complete all as specified and directed.

Preparation of old surface of RCC electric pole 7.5 m long above ground level applying two coats of cement based paint on pole and painting two coats with aluminium paint on cross arms, clamps, etc, including writing the MES No with white paint over black band of paint at a level of 1.2 m above ground level on each pole complete all as specified and directed.

Supply and lay GI tubes, 'light grade' galvanised, with all fittings; of bore of tube 80mm laid in trenches for drawing cables under road/drain crossings etc all as specified and directed

All as per item No.20 hereinbefore but of 50mm bore

All as per item No.20 hereinbefore but of 40mm bore

S&F LED street light fittings 90 watts 6000K new generation energy saving & environment friendly long life versatile pressure die cast aluminium IP 66 roadway luminaire with high power LED as light source and electronic driver electric operated AC single phase 240 volts with all accessories including Taking out existing UNSV old one complete all as specified and as directed. Make:- Havells/C&S/Philips/Bajaj

S&F LED Flood Light fittings 120 watts 6000K new generation energy saving & environment friendly long life versatile pressure die cast aluminium IP 66 roadway luminaire with high power LED as light source and electronic driver electric operated AC single phase 240 volts with all accessories including Taking out existing UNSV old one complete all as specified and as directed. Make:- Havells/C&S/Philips/Bajaj

Dismantling self starter Assembly from diesel engines of Kirloskar / Ashok Leyland/Cummins make,opening up, overhauling / servicing including replacement of armature coils bushes carbon brushes, springs, screws, etc., assembling back, re-fixing and testing for genset capacity upto 200 KVA all as directed.

Material and labour Batery charger Module for 30 to 125KVA for online charging of Batteries and necessary fixing arrangement as per the site requirement complete all as specified and as directed

Renewal of unserviceable lead acid rechargeable batteries by new of 4 cell 12 volts, 180 AH duly initial charged for upto 200KVA genset Make: Exide model X-press or equivalent in Amaron

Dismantling battery, replacing unserviceable terminal posts PVC cap re-charging the battery to the required standard replacing the electrolyte all as specified ad directed for 12 Volts battery upto 180 AH capacity.

Supply and replacement of battery charging unit upto 24 volt DC, with automatic cut off facility, with 6 to 24 volt control regulator, volt meter and ammeter all as specified and directed by Engr-in-charge.

Material and Labour for servicing DG set Engine complete oil servicing , necessary replacemnt of below mentioned spares and servivcing work for 30 to 62.5 KVA DG Set incl 6 months warrantee for servicing .(a) Diesel Filter (Pre+micro) - 2Nos, (b) Engine Oil filter (Spain-on type) - 2 Nos, (c) Engine Oil as required, (d) Radiator Coolant - 1 Ltrs, (e) Battery terminal with sockets - 4 Sets, (f) V BELT for fan/Dynamo / water pumps -1sets Each

Material and Labour for servicing DG set Engine complete oil servicing , necessary replacemnt of below mentioned spares and servivcing work for 100/125KVA DG Set incl 6 months warrantee for servicing .(a) Diesel Filter (Pre+micro) - 2Nos, (b) Engine Oil filter (Spain-on type) - 2 Nos, (c) Engine Oil as required, (d) Radiator Coolant - 1 Ltrs, (e) Battery terminal with sockets - 4 Sets, (f) V BELT for fan/Dynamo / water pumps -1sets Each

Material and Labour for servicing DG set Engine complete oil servicing , necessary replacemnt of below mentioned spares and servivcing work for 200KVA DG Set incl 6 months warrantee for servicing .(a) Diesel Filter (Pre+micro) - 2Nos, (b) Engine Oil filter (Spain-on type) - 2 Nos, (c) Engine Oil as required, (d) Radiator Coolant - 1 Ltrs, (e) Battery terminal with sockets - 4 Sets, (f) V BELT for fan/Dynamo / water pumps -1sets Each

M&L for replacement of automatic voltage regulator (AVR) of armature of DG set upto 125KVA , 415 volts 3 phase 1500 RPM 50 Hz suitable make for DG set Cummins Engine coupled with elmot alternator.

Supply & Fixing of LED driver for LED light fittings of Bollard / Bldg Security of any type and any make upto 40Watts Make: Philips/Havells/ Crompton/Bajaj/C&S

Supply & Fixing of LED driver for LED light fittings of Street Light of any type and any make upto 70 to 120Watts Make: Philips/Havells/ Crompton/Bajaj/C&S

Finding and rectification of electrical fault byChecking of external/internal(LT) elect supply feeder, street light feeder,OH conductors /under ground cables using elect tools, equipments and safty devices after arranging elect shut down of feeders from sub station to remove elect faults like tightning of loose connection,removing of any electric short,meggring of cable,excavation of soil for removing of faulty cable on a particular span and relaying of cables after removing of fault, re-tightning of cable lugs etc all as required at site and as directed by Engr in Charge. Note:- (i) The electrician employed for the purpose will be highly skilled along with one mate and should have all necessary tools and safty devices. (ii) Any major materials used for rectification of faults like Cables,MCB/MCCB/cable jointing kits/cables of any type etc will be measured and paid seperately or supplied by department. (iii) Rate including hire of HT fault Locaterany other tools/equipments and Earth Work. works should be completed with in 12 hrs

Supply and replace Junction box Hot press Moulded SMC Junction Boxes weather proof type with hinged type door off white colour of size 240x130x110mm comprising of 1 No of 10A SP MCB and 3 Nos connectors and 1 No neutral link complete fixed on pole with suitable clamps, bolts and nuts with fixing arrangements all as specified and directed. Make : Sintex or Equivalent

M&L for removing the existing street light fitting of any type & make and Supply & installation of new street light fittings,60W LED 5700K New generation energy saving & environmental friendly long life versatile pressure die-cast aluminium IP66 roadway luminaries with high power LED as light source in the existing pole duly wired complete all as specified and directed Make:- Havells or equivalent in Philips/Wipro

M&L for removing the existing street light fitting of any type & make and Supply & installation of new 90 W LED 5700K New generation energy saving & environmental friendly long life versatile pressure die-cast aluminium IP66 roadway luminaries with high power LED as light source in the existing pole duly wired complete all as specified and directed Make:- Havells Cat part LHETAXU7PA6J120 or equivalent in Philips/Bajaj

M & L for dismantling and taking down the existing street light fitting led type for repair and replacing the unservicable LED driver with new upto 100W LED 5700K and refixing the same in the existing pole duly wired complete all as specified and directed. Make:- Havells / Philips / Wipro / CG

Removing the existing Gate light & Supply and installation of new 35 W LED 5700K New generation Post top energy saving & environmental friendly long life versatile spun aluminium IP66 roadway luminaries with high power LED as light source and connecting in the existing cable complete all as specified and directed Make:- Havells Cat part LHEVBHP7PN6K040 or equivalent in Philips/Wipro

Supply and laying 1100 volts grade heavy duty cable with PVC insulated aluminium conductor served with an inner sheathing of PVC tape and overall PVC sheathed 3 core 2.5 sq. mm nominal cross section in service connections/strret light connection from junction box to street light fittings.

Dismantling unserviceable power factor improvement capacitor of various capacities and Supply and fix heavy duty Cylindrical capacitors AC 440 volts, 50 Hz, Delta connection new power factor improvement capacitor of following capacities complete all as specified and directed. Make : Havells, ABB or equivalent

25 KVAR Capacity

20.0 KVAr Capacity

15 KVAR Capacity

10 KVAR Capacity

5 KVAR Capacity

3 KVAR Capcity

Complete servicing, overhauling, repairing, cleaning, oiling with setting of tripping mechanism of following Air Circuit Breakers (ACBs) including submission of service & test reports. The servicing to be done by authorised service provider of manufacturer. The details are placed at "Scope of work" as given under.Note :Minimum spares/lubricants and tools required for the job should be included in the coated rates .

Air Circuit Breaker(ACB) 415 volts of capacity 630 amps to 1000 Amps 50Hz any type or make or all as per existing

SCOPE OF WORK

Moving arcing contacts shall be checked. Cleaning of breaker with CRC-226

Removal of old grease and re-greasing the same with recommended grease.

Check condition of arcing contact and gap between fixed and

Checking the reset mechanism, tripping of breaker through push button

Checking tripping of ACB through protection release

Tripping of ACB manually through volt metric release.

Checking and adjust freeness of DN and volt metric release trip rod

Checking presence and proper tightening of hardware.

Checking presence of all circlips

Checking condition and alignment of jaw contact with cradle terminals

Checking condition of ACB wiring and replace if required

Checking and adjusting gap between hylam sheet and side plate

Checking proper closing of all poles together

Checking working of anti pumping device.

Checking alignment of SIC and it’s operation

Checking scrapping earth alignment

Checking condition of arc chutes

Checking U/V release pick up and drop off

Checking ACB tripping through shunt release

Checking continuity and proper changeover of aux contact block

Checking of release by secondary injection for O/L, S/C, E/F

Setting of release as per the load

Checking the healthiness of CTs

Supply and fixing by replacement of following items of Air Circuit Breaker (ACB) 415 volts 630 to 1000 Amps 50Hz,any type or make or all asper existing

Closing Relay

Terminal Adaptors (4 terminals per Phase)

Relay Module

Shunt trip Release

Auxiliary Switch

Arc Chutes

Trip Push Buttons

ACB Position Indicator

Finding fault of HT Switch Gear (VCB/LBS/GOD) or HT XLPE UG Cable aluminium conductor armoured of cable size 95 Sqmm to 240 Sqmm by fault locater including taking out from trenches/poles/structure and relaying after fault rectification complete all as specified and directed. Note: Rate including hire of HT fault Locater and Earth Work. works should be completed with in 12 hrs, Jointing Kit/cable if required will be measured and paid separately under relevant Item if required.Before starting of any HT works contractor should ensure necessary safety arragements and proper shutdown of feeders/mains to avoide any unwanted incidents.

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