|
| 1 | M&L for excavation in trenches not exc. 1.5 m wide and not exc 1.5 mtr deep in soft/loose soil for laying / taking up/ taking down of cables and getting out and levelling of bottom suface to required level complete all as specified and directed by Engineer- in- Charge. |
| 2 | M&L for river washed and screened, dry sand filling in trenches for cushioning of UG cables as layers of 8 cm before laying and 15 cm after laying of cables complete all as specified and directed by Engineer- in- Charge.Note :Measurement shall be taken after punning down. |
| 3 | Supplying and laying Class HV tiles PCC cable cover type 1, for 11 KV flat size 300 mm x 180 mm x 40mm complete all as specified and directed by Engineer- in- Charge. |
| 4 | Laying only old HT PCC cable cover obtained from excavationcomplete all as specified and directed by Engineer- in- Charge. |
| 5 | M&L for returning filling in, including spreading, levelling, watering and well ramming soil in layers not exceeding 25 cm thick complete all as specified and directed by Engineer- in- Charge. |
| 6 | M&L for removing excavated material (i.e. soil) from site to a distance n. exc 50 mtrs away and depositing where directed at a level n. exc. 1.5 mtr above the starting point complete all as specified and directed by Engineer- in- Charge. |
| 7 | Taking out HT 11 KV UG cable of size 185 sqmm 3 corefrom trench including excavation, returning filling all as specified and directed by Engr-in-charge |
| 8 | Taking out HT 11 KV UG cable of size 300 sqmm 3 core including excavation, returning filling all as specified and directed by Engr-in-charge |
| 9 | Supplying, laying, jointing testing and connecting of XLPE insulated, screened, PVCbedded, galvanised steel strip or wire armoured,electric power cable earthed (heavy duty) of size 185 sqmm x 3 core with multistranded aluminum conductors, 11 KV grade, IS 7098marked, laid in trenches including jointing & testing complete all as specified and directed by Engr-in-charge.Note :- Excavation, earth work, cable protection, sand fillings, cable joint shall be measured and paid separately. |
| 10 | Supplying, laying, jointing testing and connecting of XLPE insulated, screened, PVCbedded, galvanised steel strip or wire armoured,electric power cable earthed (heavy duty) of size 300 sqmm x 3 core with multistranded aluminum conductors, 11 KV grade, IS 7098marked, laid in trenches including jointing & testing complete all as specified and directed by Engr-in-charge.Note :- Excavation, earth work, cable protection, sand fillings, cable joint shall be measured and paid separately. |
| 11 | S&F of Cable jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint of size 120 Sqmm to 185 Sqmm with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable complete all as specified and directed by Engineer- in- Charge. |
| 12 | S&F of Cable jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint of size 240 Sqmm to 400 Sqmm with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable complete all as specified and directed by Engineer- in- Charge. |
| 13 | Supply, jointing and testing, in replacement of Outdoor end termination heat shrinkable type joint,suitable for HT, 11 KV (E) XLPE cables, aluminium stranded conductors cable 120 to 185 Sqmm complete all as specified and directed by the Engr-in-Charge. |
| 14 | Labour and T&P only for Disconnection of HT connections and earthing strip from existing RMU (2 WAY) and re-fixingRMU at new location (shifting from APS to ABHM annexe) including all the fabrication and foundation work complete all as specified and directed by the Engr-in-Charge. |
| 15 | S&F of cable route indicator made of RCC, M-25 with 8 mm TMT size 0.9 m height x 30 cm wide x 10 cm thick tapered on top visible above ground duly painted with synthetic enamel paint of yellow colour base and letters with black paint.The description for writing for HT cable 11 KV will be given by Engr-in-charge complete all as specified and directed by the Engr-in-Charge.(Note :- Sample as kept in Engr-in-Charge\"s office) |
| 16 | M&L in replacementof earthingwith galvanized steel earth plate electrode of size 60cm x 60cm x 6 mm thick, buried directly in ground (earth pit not less than 2.10 m below normal ground level) with top edge of earth plate not less than 1.5mbelow normal ground level, connected to galvanized iron strip 32 x 6mmby means of bolts, nuts, check nuts and washers of galvanised iron or steel as shown in electricalplate No 3 of SSR Part I, connected to earth test point and the equipment on the other nuts and washers of galvanised iron side complete all as specified, including testing and commissioning complete all as specified and directed by the Engr-in-Charge. |
| 17 | M&L for boring of holes under road, pavement, hard standing including HDPE pipe of 160 mm dia suitable for 0.4 mpa working pressure complete all as specified and directed by the Engr-in-Charge. |
| 18 | Labour and T&P only for Dismantling of HT PCC two pole structure complete all as specified and directed by the Engr-in-Charge. |
| 19 | Labour and T&P only for Dismantling of old MS work from HT PCC pole (i.e clamps,brackets, angle ) complete all as specified and directed by the Engr-in-Charge. |
| 20 | Labour and T&P only for Dismantling of gang operated device from HT PCC pole complete all as specified and directed by the Engr-in-Charge. |
| 21 | Supply and installation, testing and commissioning of 11 KV, 630 Amps, 21 KA/3 sec outdoor type Ring main unit fully motorized IP 54 protection plug in type extensible on one side SF 6 gas insulated (4 way) with metering plate form mounted compact switch gear consisting of 02 No load break switch as incommer and 02 Nos outgoing VCBs , all live parts, bus bars VCB will be enclosed in robotically welded minimum 2.5 mm thick stainless steel tank filledwith manometer fixed ,SF 6 gas IP 67 Degree of protection and tested for internal arc 20 KA/1 sec as per latest IEC 62271-200 complete installed on plateform as recommended by OEM,includingthe cost of PCC foundation for placing of RMU on plinth complete all as specified and directed. The unit shall include the following with all necessary standard fitting required at site &the cost of PCC foundation for placing of RMU on plinth complete all as specified & as directed.(A)Incoming Load Break Module - 02 Nos each switching unit shall be designed as a three position switch.This three function switch combines the functions of switch disconnector and earthing switch cables switch 12 KV, 630 Amp, 21 KA - 01 Set.Snap action mechanism for motorised and manual (Both) operation with integrated earthing switch- 01 Nos.Cable bushing 630 Amp standard C bushing - 01.Fault passage indicator, On(N-1) load break switch where n= no of load break switch >>s/c & E/F FPI with digital display to be added for detection of cable fault.ON, OFF, EARTH mechanical indication on the front mimic of the panel - 01.Capacitive voltage indication fixed type LED display - 01.ON, OFF, TRIP mechanical indication on the front mimic of the panel - 01.Cable box for termination of cable up to 1 No. x 300 sq.mm - 01.Cable cover standard - 01. Set of 12kV Cable Termination Boots - 01.Cable entry bottom, front - 01 |
| 22 | (i) Out going VCBs - 02 Nos consisting of following - function unitconsist of vaccum circuit breaker in combination with a three position switch. The three position switch fulfills the operation of the disconnector function and earthing function circuits breaker unit is equipped with an current transformer for the protection of distribution Transformer/circuit vaccum circuit breaker 12 KV, not less than 630 A, 21 KA - 01.Spring assisted closing with stored Energy triping mechanism for motorised operation with integrated earthing switch - 01.live cable LED indicators thrugh capacitor voltage dividers mounted on the bushings push button for breaker trip - 01 sec O/C + E/Fself powered numerical protection relay with low and High set for Over current and earth fault Relay should have facility to display the maximum loaded phase current also current also relay shall record minimum 5 fault records with time stamping - 01 Alarm trip indication 6 window annunciator for transformer faults Mechanical ON/OFF/EARTH indication -01. |
| 23 | Note : Contractor should procure and provide 50 % of the material as listed above within 15 days of the placing of work orderand shall be verified by the Engr-in-charge. |
