Supply, Installation, testing and Commissioning of Distribution transformer of various capacities along with laying of HT LT lines at Shey Section on full turnkey basis under UT Capex 2021-22.

Amount

100 KVA, 11/0.433kV, 3-phase Distribution Transformers with Bimetallic Terminal Connectors Energy Level- 2, Aluminium wound and with LV Cable Box having detachable Aluminium Gland plate.

250 KVA, 11/0.433kV, 3-phase Distribution Transformers with Bimetallic Terminal Connectors Energy Level- 2, (Aluminium wound upto 200kVA, Copper wound for 250kVA or her kVA ratings) , and with LV Cable Box having detachable Aluminium Gland plate

Gapless Surge Arrestor,9 kV ,10 kA ,LA with polymer housing, Stn. Type

11kV GO, AB Switch 3-Phase, 3-Pole, 200 Amp, Vertical Type

11 kV Horn Gap Fuse Set 3 Phase 200A

120 mm² Cable, 1.1kV Grade, PVC Insulated Stranded Conductor FRLS type for 100KVA DTs

185 mm² Cable, 1.1kV Grade, PVC Insulated Stranded Conductor FRLS type for 250 KVA DTs

9 Mtr. Long Pole,ST-410 SP33)

33kV Polymeric composite Disc Insulator 36kV,min failing load 70kN, Lighting Impulse 170kV Positive and 180kV Negative, creepage distance 900mm

GI Channel/Angle/Flat of sizes including clamps

Galvinized Nuts and Bolts.

Earthing of substation --Excavation of earth pit of dia 650 mm & depth 3000 mm, installation of Earthing pipe of 40 mm Nominal bore & 4mm wall thickness & length 2.5 mtr long as Per IS 1239.GI Strip for neutral earthing of size 25 mm x 3 mm for connection of transformer body,G.O Set & lightening arrestor as per IS 2629/85, GI nuts & bolts,refilled with earth enhancement materials and earth Chamber made of brick masonary with RCC slab cover.

33kV Polymeric composite Pin Insulator 36kV, 10kN, Lighting Impulse 170kV Positive and 180kV Negative, creepage distance 900mm

LT Distribution Box for 100kVA DTR with TPN MCCB of 150Amp & short ckt rating 16 KA/sec for incomer and suitable MCCBs for outgoing circuits with terminal extensions

LT Distribution Box for 250kVA DTR with TPN MCCB short ckt rating 16 KA for incomer (250KVA) and suitable MCCBs for outgoing circuits with terminal extensions

Galvanised Stay Set with 50x8mm stay clamp, guy insulator(2Nos.), anchor plate (200x 200 x 6 mm), nut-bolts, 2 Nos turn-buckles, 1.8m long, 16 mm diameter solid GS stay rod & 7/3.15 mm dia GI stranded wire complete

Wedge Connectors / PG Clamps

Danger Plates with Clamps

GI Barbed Wire for Anti Climbing

3-Ø, 4-Wire Trivector Meter with CT(LTCT AMR compatible)

Cement bottoming 1:2:4 mix as per REC standards .5cum/pole

Painting of Poles Red Oxide

Painting of Poles Aluminium Paint

Sundry items like aluminium lugs, Jumpers, binding Tape etc

Laying of 11KV Line

9 Mtr. Long Pole (ST-410 SP33)

GI V cross-arm (75x40x6mm) with GI top Bracket (50x8 mm) including GI clamp (50x8)mm the standard as per enclosed drawing and specification as per Annexure "A")

GI Channel (Cantiliver type)(75X40X6mm) 5ft, along with bracing angle (50x50x6)mm 6ft & GI Clamp, 50x8mm, (channel 5ft=2x5=10Kg, brace 6'=6X1.36=8.16Kgs, 1 No. clamp=0.83Kg = total weight = 18.99 kg)

30 mm² ACSR Conductor (Single conductor length)

33kV Polymeric composite Pin Insulator 36kV, 10kN, Lighting Impulse 170kV Positive and 180kV Negative, creepage distance 900mm

Galvinized Nuts and Bolts

Danger Plates with Clamps

Anti-Climbing device with clamps

Pole Earthing Complete by GI Pipe 40 mm or GI Rod 20mm 2.5 mtr long through GI Strip.

Red Oxide

Aluminium Paint

Cement bottoming 1:2:4 mix as per REC standards 0.5cum /pole including muffing 0.2Mtr above the ground level plaster and curing of concrete as per drawing/Annexure "D"

Laying of LT Line

8Mtr. Long Pole( ST-410 SP15)

9 Mtr. Long Pole( ST-410 SP33)

GI Channel X ARM (75X40X6mm) 4ft along with GI Clamp, 50x8mm, (4ft=8Kg, 1 No. clamp=0.83Kg = total weight = 8.83 kg)

GI Channel X ARM (75X40X6mm) 2ft along with GI Clamp, 50x8mm, (2ft=4Kg, 1 No. clamp=0.83Kg = total weight = 4.83 kg)

16kN Polymer Shackle Insulators

30 mm² ACSR Conductor (Single conductor length)

Galvinized Nuts and Bolts.

Red Oxide

Aluminium Paint

Earthing Complete by GI Pipe 40 mm or GI Rod 20mm 2.5 mtr long through GI Strip.

Cement bottoming 1:2:4 mix as per REC standards 0.45cum /pole including muffing 0.2Mtr above the ground level plaster and curing of concrete as per drawing

Cement bottoming 1:2:4 mix as per REC standards 0.5cum /pole including muffing 0.2Mtr above the ground level plaster and curing of concrete as per drawing/Annexure "D"

DRUK ELECTRICALS

M/S LEH STAR LIGHT