05 - SITC of Copper Wound Distribution Transformer and Other Electric Work at New Dharmshala in Shree Sanwaliya ji Mandir Mandal, Mandfiya

SITC of Marshalling box fabricated out of 2.0 mm thick sheet steel, provided with water tight hinged doors with padlock arrangement, neoprene gasket all around door to make enclosure water and dust proof (IP-55). Space Heater, Illumination lamp, 5A switch & Socket, MCB, Viewing window, detachable gland plate completely wired, ready for external connections at the terminal blocks. All wirings shall be carried out with 1100 V grade PVC insulated stranded conductors. Power circuits if any shall be wired with stranded copper conductors of adequate sizes to suit the rated current. The minimum size shall be 2.5 sq.mm. Control, alarm and indication circuits, shall be wired with stranded copper conductor of sizes not smaller than 1.5 sq. mm. CT circuits shall be wired with stranded copper conductor of size not smaller than 4 sq.mm. including 150 mm dia. Winding temperature indicator with A&T contacts, 150 mm dia. Oil temperature indicator with A&T contacts , 150 mm dia. Magnetic Oil level Gauge ( MOG) with alarm contact, double float type Buchholz relay with isolating valves on both sides and as per IS: 3637 with A&T Contacts etc. as required.

SITC of HT metering cubical panel (as approved By DISCOMs) fabricated from 20 SWG CRCA sheet steel having two compartments & MS angle of size 60mmX 6mm. It should have provision for Following: (i) fixing Trivector / Import - Export Meter (To be supplied by DISCOMs) (ii) fixing of combined CT PT Set with Copper strip for Connection (To be supplied by DISCOMs), (iii)Test terminal Block, (iv) 6mm thick Bakelite sheet on all sides, (V) 3/6 corex 1.5 / 2.5 Sq.mm copper cable for interconnections, etc. as required. .

SITC of 11kV 630 Amps 21KA for 3 Sec. SF6 insulated, outdoor duty (IP54) , Extensible / Non extensible type Ring main unit (RMU) manually operated in combination of VCB modules and Load Break switch consisting of Copper busbar in SF6 insulated stainless steel Outdoor enclosure of thickness of 2 mm and tank of stainless steel Outdoor enclosure of thickness 3mm with manometer. The HV switchgear and control gear should be confirming to IEC-62271-100, IEC-62271-200-2003 & IEC-60694-1996. The RMU should be internal arc tested for 21KA for 1Second with IAC-AFL classification for both Cable chamber and gas tank as per IEC 62271-200 and LBS to be rated for class E3 as per IEC 62271 - 103. Vacum Interrupter should be same as used during type test of RMU. Each feeder of RMU should have voltage presence indicator. and VCB feeder should consist of 1 no. microprocessor based Self powered numerical relay with over Current/ earth fault & short circuit protection with each VCB feeder, 3 Nos. Protection CT shall be of Burden 2.5VA, ratio 50/1A, Class of Accuracy class 5P10 for O/C and E/F protection for each VCB. Load break switch feeder shall have Fault Passage indicator, Right angle boots for all the feeder Modules, Remote trip, Emergency Stop, Cable cover interlocking, Trasnformer protection tapo card etc. All the type test certificates as per IEC and CEA from Third party NABL / CPRI / ERDA accrediated lab to be submitted. (Cost of RCC Foundation / Steel Structure to be paid Extra)

Non Extensible 3 way RMU with 1 no. VCB & 2 No. Load Break Switch

SITC of Microprocessor based Draw out type 3/4 pole door interlock Air Circuit Breaker (ACB) as conforming to IS/IEC 60947 P - 2 :2003 in existing LT panel suitable for LT installation 440/415 V, 50 Hz and having adjustable over load, short-circuit, Instantaneous, earth fault (LSIG) with separate LED indication or Fault details on display for each type of fault shall confirm to EMI/ EMC test , LCD/LED display, last 10 trip history, Inbuilt ZSI, Current metering, Provision for Communication, Thermal memory, trip free mechanism, modular design and suitable for ambient 50 degree and utilization catagary B. In built electrical & mechanical anti pumping feature , pollution degree 3, 100% rated neutral . ACB shall have separate indication for service, test, isolation & maintenance position, Breaking capacity Icu = Ics = Icw ( 1 sec ) , U imp - 12 KV, break time not more then 30 ms. Provision for electrical & mechanical interlock between ACB sand other required accessories (Cost of accessories to be paid extra) Min.electrical operation 10000 upto 1600 A rating and 5000 for 2000 A to 4000 A. including making connections, testing etc. as required. OEM shall have submit NABL / CPRI / ERDA/ Intertek accrediated lab type test certificate.

Motorised charged type 4 Pole

1600 A Rating ,50 kA

Providing & Laying XLPE insulated three core Armoured Aluminium cable for working voltage 11 K.V.(E) confirming IS :7098 P - 2 with H4- Grade electrolytic aluminium conductor confirming to IS: 8130 class-2 of purity >99.6 %, Insulation Screening: Extruded Semiconducting Compound followed by helically wrapped Copper Tape, round / flat strip armouring of cables , Inner / outer sheath PVC type ST-2 confirming to IS:5831 in existing RCC pipe / Hume Pipe/ Stoneware Pipe/ PVC pipe/ open duct/cable trench / Cable tray (with cable tie) including testing etc. as required of following size.

3 core 185.0 Sq.mm

Excavation of trench of size 120 cm (Depth) x 35 cm(Width) for Laying of suitable no. of HT cable( Inter spacing between cables should not be less than 2 D) in ground with following procedure:- (a) Make a river sand bed of height 125 mm along the trench, (b) Lay the cable in the middle of the trench, (c) Provide river sand bed of height 125 mm on top of the cable. (d) Lay the protective Common burnt clay F.P.S. Bricks of Class designation 75 / Sand stone slabs of 50 mm thickness and 225 mm wide just above the sand bed vertically across the cable ( Approx. 9 no. Bricks per Mtr.), (e) Backfill the excavated soil leaving 300 mm from the Ground level, (f)Lay the Cable warning tape and again back-fill the remaining portion of the trench upto the ground level and compacting the earth