CA NO. CWE/HILLS/RKT/87 OF 2024-2025 PROVN OF EXTERNAL ELECTRIC SUPPLY FOR FOUR CWTS AND THREE ICSR AT TRG BN, THE KUMAON REGIMENTAL CENTRE RANIKHET UNDER GE RANIKHET

Amount

Supply, installation, testing and commissioning of transformer suitable for 160 KVA step down floor mounted out door type, 11/0.433 KV, 3 phase, 50 Hz AC double wound core type, with energy efficiency level -2 as per IS 1180 : 2014 (Part I ), copper wound, oil immersed, air naturally cooled with external cooling tubes, transformer delta connection on HV side and star connected on LV side in accordance with vector symbol Dyn-11 (vector group 4) with neutral brought out on LV side with earthing and having tapping on HV side for constant out put so as to alter/vary secondary voltage by + 7.5% in equal sep of 2.5% changed by means of manually operated "Off Load" taps changing gear. The voltage regulation shall be as per IS including first fill of transformer oil as per IS-335 and including all fittings/accessories as specified in SSR Part-I and IS-1180. The limit of temperature rise after continuous full load run as specified in IS-1180 shall be suitably adjusted to suite the maximum ambient temperature of Ranikhet. The transformer shall be complete with the following fittings and accessories :- (a) Oil conservator tank with fillings holes and cap filter type drain valve and oil level gauge. (b) Silica gel breather with connecting pipe, first fill of dehydrating agent. (c) Explosion relief mounted on tank with double diaphragm and equalizer pipe connected to conservatore air tank (pressure release valve). (d) Air release valve plug. (e) One cable box on LV side (Secondary) consisting of 04 Nos porcelain bushing with nuts, washers & bushing rods with 01 cable gland suitable for reception of taking out suitable size cable, including gland joints complete all as specified.

(f) Explosive vent. (g) 01 No 100 mm dial type thermometer vapour pressure type having range 0-120 degree centigrade with max temp indicator and resetting device incl, max reading pointer washer etc. (h) Thermometer pocket on tank cover (j) 04 Nos plain solid CI detachable rollers. (k) Two Nos earthing terminals marking plate. (l) Rating plate and terminal marking plate (m) Extra bushing for neutral outside the cable box brought on LV side. (n) First filling of oil conforming to IS and tested up to 60 KV dielectric strength. (o) Lifting lugs (p) Oil drain valve with plug. (q) One cable box on HV side (Primary) consisting of 01 cable gland suitable for reception of taking in HT cable including gland joints complete all as specified. (r) Dehydrating breather with first filling of dehydrating agent. (s) Two earthing terminal on tank body to facilitate fixing of 32x6mm GI Strip. (t) Rating plate with terminal marking plate. (u) Inspection cover. (v) Extra bushing for neutral out side the LV side. (w) Hand hole of sufficient size to access interior of tank. Note :- Transformer shall be fixed on PCC platform with including PCC 1:3:6 type C 2 with 40mm graded stone aggregate of size 2.80x2.80x1.20 mtrs high or including necessary foundation work of appropriate size as directed or as per manufactures recommendation. Concrete to be deemed its above said items.

Supply, laying & testing cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty)with stranded aluminium conductor, 11000 volts grade, of size 3 core 95 sq mm Complete all as specified and directed.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of of size 95 sq mm 3½ core complete all as specified and directed.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of of size 50 sq mm 3½ core complete all as specified and directed.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of of size 25 sqmm 4 core complete all as specified and directed.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of of size 16 sq mm 4 core complete all as specified and directed.

Supply and errecting in true vertical position steel tubuler poles 11 meter long complete with M S base plate , MS pole cap, bolts nuts & screw as specified type 410 SP-55 with and including painting of poles with black bitumenous paint throughout the length internally and outside upto planting depth and remaining portion 2 coats of aluminium paint over a coat of red oxide primer including painting of 05 Nos bands/strips of 30 cm wide each with two coats of synthetic enamel paint (black & yellow) at a distance of 30 cm from plinth block upto 1500 mm height and marking of pole number with thick synthetic enamel paint (white), complete all as specified and directed.

Supply fixing and testing Lightening arrester non linear registor type comforming to IS 3070 Part I complete line with all fittings Transmision class, discharge class-2 nominal discharge current 10KA & high discharge 100 KA assembly suitable for 11 KV incl clamps, nuts, bolts & washers & connecting to earth with 4mm dia GI wire complete all as specified and directed.

M&L for MS cross arms bracing, supports,channels, clamps and back plate, fabricated from structural steel section including nuts, bolts and washers, welding, bending cold or hot drilling holes for bolts in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of aluminium paint complete all as specified and directed.

Supply, installation, commissioning and testing of switch Air break, Gang operated with 12 insulator switch Triple pole mechanicaly operated, mounted on insulator and steel frame, with mechanism worked from ground level, for current rating 200 Amp operating Voltage 11 KV out door type vertical mounted type complete with locking arrengement,assembly with fuse mount carrier and fuse element of required capacity and isolate suitable for 11 KV including necessary electric connection and 11 KV fuse (drop out type) of capacity 10 Amp.complete with DO fuses assambly with one No. operating Rod of 25 mm dia bore grade GI pipe of suitable length worked out from ground level and handle complete with lock and two Nos keys incl flat iron clamp 50mm x 6mm MS channel of suitable size & length for fixing GOD incl nut,bolt, washers complete all as specified and directed.

M&L outdoor type cable end terminatrion kit, cold shirnkable jointing material and accessory complete suitable for 11 KV HT XLPE underground cable size 95 sqmm 3 core including excavation /returning filling work,testing after jointing complete all as specified and directed.

Supply and fix double compression copper stain less steel gland for fixing armoured cable in panel of size 4 core 16 Sq mm to 35 sq mm size complete all as specified and directed.

Supply and fix double compression copper stain less steel gland for fixing armoured cable in panel of size 3.5 core 50 Sq mm to 95 sq mm size complete all as specified and directed.

Design ,Supply installation, testing and commissioning of Outdoor type Feeder Piller Box (CPRI approved), with weather protected top canopy front and rear operated twin leaf doors and cable allay, with locking arrangemet made out of 3 mm thick sheet steel duly treated with powder coated finish. The panel shall be dust and vermin proof, IP 65 class protection and conforming to and tested for IEC 61439 standards with copper bus bar 300 amps for phases and half for netural rating with the following accessories :- (a) Incoming MCCB 4 pole 200 amp 415 volts grade repturing capcity (36 KA)- 01 Nos (b) Outgoing MCCB 4 pole 100 amp 415 volts grade repturing capcity (25 KA ) - 03 Nos (c) Out going MCB FP 63 amps, 240 volts grade with capacity 10 KA - 02 Nos (d) Digital ammeter 3.5 digit with 3 Nos CTs of ratio 200/5 amps - 01 Nos (e) Digital voltmeter 31/2 digit - 01 Nos (f) Indicator lampsRYB (Set of 3) - 01 Set Note:- All the MCCBs to be fixed within the LT feeder pillar box shall be of adjustable thermal and magnetic setting type with Ics=Icu (100%), quoted rates shall be deemed to be included of this and no claim whatsoever on this account shall be admissible.

M&L for earthing complete with galvanised steel, earth plate electrode 600mm x 600mm x 6 mm thick buried directly in ground (earth pit not less than 2.25 mtrs below ground level) with top edge of the plate not less than 1.5 mtr below normal ground level connected to galvanised earth lead wire 4 mm dia by means of bolts, nuts, check nuts and washers of galvanised iron/steel all as shown in in electrical plate No 5 on page 19-49 of MES schedule 1991 Part I connected to main switch board /main DBs/ earthing test point Including all necessary excavation and earth work in hard/ dense soil common salt and charcoal dust mixed and packed 150 mm thick all-round the GI earth plate, watering pipe 20 mm dia G I medium grade . GI sheet 0.63 mm thick funnel, wire gauge, 50mm thick RCC cover in PCC 1:2:4 type B1 duly reinforced with MS round bars 6mm dia @ 150C/C both ways and pit/ chamber in PCC 1:3:6 type C1 with suitable lifting handle to cover, GI protection pipe 25mm dia light grade up to 7.5m from complete all as specified ,indicated on electrical plate No 5 and as directed incl testing on completion. NOTE: ( i ) Earth lead beyond 7.5 m from electrode to earth terminal GI pipe light grade 25mm/40mmdia for protection against mechanical damage to lead shall be measured separately (ii) On testing after completion if desired earth resistance is not obtained, the earthing will be redone at no extra cost.

All as per sl No. 15 above but GI earth strip 32x6mm by means of nut, bolts, check nuts, washers of GI steel 40mm dia light grade 1.5 mtr long watering pipe with one socket and plug on top and 40mm dia GI pipe light grade for protection of earth strip upto a length of 7.5 mtr incl PCC chamber RCC cover with lifting handle, layer of charcoal & salt including necessary excavation & earth work all as shown in EP No 5 connected to earthing test point all as specified and directed.

Supply & Fixing in replacement LED solar street light fitting 24 watt including galvanised steel pole in built, lithium ion battery, solar panel, charge controller with dusk down sensor and testing after installation complete all as specified and directed.

Excavation in trenches not exceeding 1.5 Mtr wide and not Exceding 1.5 Mtr in depth and getting out in hard/dense soil for laying cables and pole complete all as specified and directed.

Excavation in trenches in hard/dense soil not exc 1.5 mtrs wide and exc 1.5 m in depth for post holes, laying cables and getting out incl jointing bottom surface to the reqd level/slope etc complete all as specified and directed.

Returning filling in incl spreading, leveling, watering and well ramming in layers not exc 25 cm in hard/dense soil complete all as specified and directed.

Removing excavated material not exceeding 50 Mtr and depositing where directed at a level not exceeding 1.5 mtr above the starting point complete all as specified and directed.

M&L for laying of fine river sand, free from sharp material for cable cushioning in trenches complete all as specified and directed.

Supply and laying un-reinforced precast concrete cable cover class HV type I flat of size 300mm x 180mm x 40mm all as specified factory made ISI marked complete all as specified and directed.

M&L for laying of bricks well burnt sub class ‘B’ (old pattern) laid flat for cable protection width equal to the lengrth of brick complete all as specified and directed.

M & L for PCC (1:3:6) type C-2 using 40mm graded stone aggregate as in foundation of steel tubular pole incl form work complete all as specified and directed.

M & L for PCC (1: 4:8 ) type D-2 using 40mm graded stone aggregate as in bottom of pit for bed concrete of steel tubular pole incl form work complete all as specified and directed.

M & L for PCC ( 1:2:4) type B-1 using 20mm graded stone aggregate as in coping including all form work complete all as specified and directed.

Design, Supply, installation, testing and commissioning of Outdoor type Feeder Piller Box (CPRI approved ), with weather protected top canopy front and rear operated twin leaf doors and cable allay, with locking arrangemet made out of 3 mm thick sheet steel duly treated with powder coated finish. The panel shall be dust and vermin proof, IP 65 class protection and conforming to and tested for IEC 61439 standards with copper bus bar 200 amps for phases and half for netural rating with the following accessories :- (a) Incoming MCCB 4 pole 100 amp 415 volts grade repturing capcity (25 KA)- 01 Nos (b) Out going MCCB 4 pole 63 amp 415 volts grade repturing capcity (25 KA) - 03 Nos (b) Out going MCB SPN 40amps, 240 volts grade with capacity 10 KA - 01 Nos (d) Digital ammeter 3.5 digit with 3 Nos CTs of ratio 200/5 amps - 01 Nos (e) Digital voltmeter 31/2 digit - 01 Nos (f) Indicator lampsRYB (Set of 3) - 01 Set Note:- All the MCCBs to be fixed within the LT feeder pillar box shall be of adjustable thermal and magnetic setting type with Ics=Icu (100%), quoted rates shall be deemed to be included of this and no claim whatsoever on this account shall be admissible.

Supply, fabricating and fixing of sheet metal enclosure for bus bars made of 16 gauge MS sheet outdoor type of suitable size (1000x800x650mm), with IP rating IP 65, with three nos 100 Amp rated copper busbar and one number 100 Amp copper busbar on porcelain insulators for neutral link double door type with locking arrangement & holes of required size for cable in and out complete with MS angle iron frame of size 25 x 25 x 5mm with nut/bolts and PCC plateform work including painting with two coat of synthetic enameelled paint over one coat of red oxide/ primer complete all as specified and directed.

shahji contractors (BID ID -3189696)

sunder and company (BID ID -3201102)