PROVISION OF THREE PHASE VOLTAGE STABILIZER AT NTS TEYLARABAD AND SPECIAL REPAIR REPLACEMENT OF DUCTABLE AC PLANT OF 33 TR AT INS UTKROSH UNDER GE MINNIE BAY PORT BLAIR

Amount

Supply Install, connecting and commissioning and testing of Servo controlled voltage stabilizer of capacity 500 KVA (Confirming as per BIS: 9815: Part 1: 1994 reaffirmed 2019) minimum four wheel mounted with self lubricating 3-phase,4 wire 50Hz, with Naturally Oil Cooled, Indoor, Unbalanced Type, insulation A class type, Pure Electrolyte Copper Wound only, Digital Display Type, Relay Free Smooth, with Over load/short circuit protection,High & Low voltage cut off, By pass arrangements, lifting hook- four nos, single phase preventor and Silent Operation with 1st filling of Transformer oil (IS335: 1993 reaffirmed 2005) qty of oil should not be less than the required oil of having following specification:- (1) Incoming - ACB 800 Amps, 415 V,50 KA (FP thermal magnetic release adjustable based compiled with latest IEC standards) ( ii) By pass arrangement - Change over 800 Amps, 415 V. (2) Input voltage 320V- 480V ( Phase to Phase) , 180 V - 280 V ( for single phase) (3) Output voltage stabilized at any designed/desired voltage 415V ± 1% (Adjustable in 3 phase) / 240 V ± 1% (Adjustable in 1 phase).

(iv) Testing of Servo voltage stabilizer shall be carried out at the manufacturer's work shop in presence of Representative of Accepting Officer or through video/virtual conferencing by any media and test results shall be signed by both Contractor and inspecting officer before dispatch of Servo Voltage Stabilizer to the work site for installation and copies of the test certificates shall be furnished to the Department . The Contractor shall at his own expense provide all facilities for testing including equipment . (v) Final installation of the Voltage stabilizer shall be carried out after installation by putting on water load testing or testing with strip heaters. Testing shall be carried out by GE/Engineer-in-Charge for running of 24 Hrs on full load and 110% load for one hour (vi) The corrector shall keep the output voltage within +1% of the rated voltage irrespective of the load and input voltage range as per clause 9.1 of BIS. (vii) The manufacturer shall state the no load and full load losses corresponding to minimum and maximum rated input voltages. The tolerances on these declared values shall be provided in table 7 of IS 2026 (part-1) 1977. The no load current shall not be more than 5% of the rated output current as BIS clause 9.4 and 9.5. (viii) The testing of servo voltage stabiliser carried out in accordance with para 11.2 of BIS 9815 (Part-1). The following shall constitute acceptance test:- (i) Physical examination (ii) Insulation test (iii) High Voltage (iv) Leakage current test (v) Out put voltage (vi) Provisioning for earthing (vii) No load current (viii) Measurement of no load losses (ix) Induced voltage test. Test report as per clause 5.1 of BIS 9815 (part-1) should be produced by manufacturer.

(x) The stablizer shall have a suitable breather with leak proof de-sludging and drain value, transformer lifting hook for mechanical handling gauge of oil lever etc Drawing & Documents The following drawings and documents shall be furnished duly approved from GE before placement of order . General arrangement drawing showing Overall dimensions Total Weight Section View SLD for Main AC circuits, control circuits and connections Legend of all equpiments which will incorporated in the work shall be specified clearly/compilance with IS/IEC with their makers. The following documents shall be submitted by contractor alongwith equipments:- (i) Bill of material (ii) Manufacturing schedule & Test schedule (iii) Protocol of functional tests and measurements. (iv) Two copies of Technical literature giving complete information of the components /equipments. (v) Service Manual completes with all relevant information, drawings and literature for auxiliary equipment and accessories, characteristics curves for relays etc. (26) In addition to the above all standard fitting shall be provided as per latest IS norms.(vi) Contractor shall submit written gurantee in Rs 100 in Non Judicial stamp paper for operation of the equipment for 2 years (warranty) and security deposit of 5% of total amount of said item subject to not less than Rs.50000/-

Supplying, Erection, testing & commissioning of Automatic Power Factor Correction Panel operated heavy duty capacitor bank of 180 KVAr capacity, Physicaly 6 stage with micro processor based control, factory made indoor type, mounted on suitable size of iron base angle mounting conforming to IS 8623 & IS 13947, 3Phase, 415V, 50Hz. Delta connected, for P.F. correction, suitable for operation on 3 phase 50 cycles 400/440V.(+10%) with externally discharging resistances. All equipments in Box type enclosed Panel of welded MF4 structure,duly rust inhabited through 7 tank process, hidden frames, fabricated in CRCA sheet steel of 14 SWG (2mm thk.) outer wall and 16 SWG MS sheet for inner compartment, approx panel size 1600x1200x600 powder coated (Paint Shades: Footing-Black, Rear Doors/Side Covers/Top Covers-Siemens Grey) separate cable allay with terminal blocks to terminate cables, Separate busbar chamber with necessary sizes of busbar with spacing between phases & neutral. duly gasketted for dust, vermin & water proof construction, I with suitable size Copper strip/bars, Approved name , identification etched on backalited/ AL strip on all SFUs, All SFU should be interlocked with compartment door such that the door can be operated only when the switch is in off Position . There should be alarm during the failure of power supply or in any one phase and having following component, instrument etc. with 02 Nos earthing (As per plate No -4) the body as per the technical specification:- APFC Panel consisting of 5KVAR to 50 KVAR Capacitors totaling to 180 KVAR suitable for operation on 03 Phase, 440 V AC/525V AC, delta connected, ultra-Heavy Duty Cylindrical MDXL TYPE, with discharge resistors, insulation level – 3 KV RMS, Tolerance ± 10 %, Frequency- 50 HZ, Temp.Catog.-10⁰C +85⁰C Harmonic elimination upto 35%, voltage withstand -20-30% as per IS. Inbuilt with: 180 KVAR, 3-phase, 50Hz dry type indoor line side 147% detuned Copper Wound Series Reactor.

5 KVAr Feeders ( APFC Relay Controlled) Each consisting of :(2 Nos,) 1-no. 16A TP MCB 1-no. Capacitor Duty Power Contactor for 5kVAr, 220C AC Coil with inrush current dumping 1-no. Indicating Lamp, ON 2-no. Push Button Start & Stop 1-no. Cyl Capacitor Bank, 5kVAr/7.11 KVAr @440V/525V AC, Super Heavy Duty 1-no. 7% Detuned Copper wound Series Reactor for 5KVAR 10kVAr Feeders ( APFC Relay Controlled) Each consisting of : (1No,) 1-no. 32A TP MCB 1-no.Capacitor Duty Power Contactor for 10kVAr, 220C AC Coil with inrush current dumping 1-no. Indicating Lamp, ON 2-nos. Push Button Start & Stop 1-no. Cyl Capacitor Bank, 10kVAr/ 14.23kVAr @440V/525V AC, Super Heavy Duty 1-no. 7% Detuned Copper wound Series Reactor for 10KVAR 15kVAr Feeders ( APFC Relay Controlled) Each consisting of :(1No,) 1-no. 40A TP MCB 1-no. Capacitor Duty Power Contactor for 15kVAr, 220C AC Coil with inrush current dumping 1-no. Indicating Lamp, ON 2-no. Push Button Start & Stop 1-no. Capacitor Bank, 15kVAr/21.35 KVAr @440V/525V AC, Super Heavy Duty 1-no. 7% Detuned Copper wound Series Reactor for 15KVAR

20kVAr Feeders ( APFC Relay Controlled) Each consisting of : (1No,) 1-no. 63A TP MCB 1-no. Capacitor Duty Power Contactor for 20 KVAr, 220C AC Coil with inrush current dumping 1-no. Indicating Lamp, ON 2-nos. Push Button Start & Stop 1-no. Capacitor Bank, 20kVAr/28.47 KVAr @440V/525V AC, Super Heavy Duty 1-no. 7% Detuned Copper wound Series Reactor for 20 KVAr 25KVAr Feeders (APFC Relay Controlled) Each consisting of : ( 1 No.) 1-no. 63A TP MCB 1-no.Capacitor Duty Power Contactor for 25KVAr, 220C AC Coil with inrush current dumping 1-no. Indicating Lamp, ON 2-nos. Push Button Start & Stop 1-no. cyl Capacitor Bank, 25 KVAr/ 35.59 KVAr @440V/525V AC, Super Heavy Duty 1-no. 7% Detuned Copper wound Series Reactor for 25KVAR 50 KVAr Feeders (APFC Relay Controlled) Each consisting of : ( 2 Nos.) 1-no. 125A TP MCCB 1-no. cyl Capacitor Duty Power Contactor for 50 KVAr, 220C AC Coil with inrush current dumping 1-no. Indicating Lamp, ON 2-nos. Push Button Start & Stop 1-no. Capacitor Bank, 50 KVAr/71.18 KVAr @440V/525V AC, Super Heavy Duty 1-no. 7% Detuned Copper wound Series Reactor for 50 KVAR

Drawing & Documents The following drawings and documents shall be furnished duly approved from GE before placement of order . General arrangement drawing showing Overall dimensions Total Weight Section View SLD for Main AC circuits, control circuits and connections Legend of all equpiments which will incorporated in the work shall be specified clearly/compilance with IS/IEC with their makers. GA drawing for APFC panel shall be got approved from the Accepting Officer before manufacturing of APFC panels (ii) Pre dispatch inspection shall be arranged for routine test at manufacturer's workshop by the contractor (iii) Test report for powder coating shall be provided with panels (iv) The manufacturers shall have inhouse 8 tanks Powder coating Process Plant to avoid defective process (v) PCC platform of suitable size shall be provided The following documents shall be submitted by contractor alongwith equipments:- (i) Bill of material (ii) Manufacturing schedule & Test schedule (iii) Protocol of functional tests and measurements. (iv) Two copies of Technical literature giving complete information of the components /equipments. (v) Service Manual completes with all relevant information, drawings and literature for auxiliary equipment and accessories, characteristics curves for relays etc. (vi) Contractor shall submit written gurantee in Rs 100 in Non Judicial stamp paper for operation of the equipment for 2 years (warranty) and security deposit of 5% of total amount of said item subject to not less than Rs.50000/-

M&L for Plain Cement Concrete (1:3:6) Nominal mix type C1 using 20 mm graded stone aggregate in kerbs/coping /bed plates and like including weathering slightly rounded or chamfered complete with necessary use and waste of formwork complete all as specified and directed by Engineer-in-Charge.

M&L for earthing complete with Galvanized steel earth plate electrode 600 x 600 x 6 mm thick buried directly in ground (earth pit not less than 2.25m deep below GL) with top edge of earth plate not less than 1.5m below normal ground level, earth plate surrounded from all sides by 15cm thick and packed layer of charcoal dust and common salt filling in alternate layers and electrode connections by using Galvanized earth strip 25x4 mm size connected by means of bolts, nuts, check nuts and washer of galvanized iron or steel, provision of 15mm dia GI pipe medium grade for protection of GI earth strip and 40mm dia GI pipe medium grade for watering arrangement and PCC (1:3:6) , type CI chamber. MS funnel, wire gauge. 50 mm thick RCC 1:2:4, type B1 earth pit cover with 6 Nos. 8 mm dia high strength deformed steel TMT bars on both ways including necessary excavation in any type of soil, returning, filling in, removal of surplus soil to distance n exc 50m, provision of charcoal and salt complete all as shown in electrical plate No 3 of schedule Part-I. Note: (i) Cost of GI earth wire and GI protection pipe up to 7.5m length shall be deemed to be included in the rate quoted for this item. (ii) The unit rate shall also includes for Wire mesh, funnel, excavation, returning & filling, PCC chamber pit, RCC cover & test point. (iii) PCC pit shall be provided at least 500mm away from the earth pit and not just on the earth pit. (iv) All accessories required for galvanised steel plate electrode required, as specified and as directed.

Supply and fixing and connecting up Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/GI pipe as directed/specified for loop earthing etc as required of galvanised iron strip of size 25 x 4 mm complete all as specified and directed by Engineer-in-Charge. Note:- The quoted rate against this item shall be measured and paid for the quantity used after the length of strip 7.5m from earthing.

Supply, laying of Telerex DWC (double Wall corrugated) HDPE pipe ISI marked of outer dia of 110 mm and inner dia 95 mm polethylene including couplers, bends, cap etc., with smooth internal and profiled external surface for non pressure under ground cable complete all as specified and directed by Engineer-in-Charge.

Supply, laying of Telerex DWC (double Wall corrugated) HDPE pipe ISI marked of outer dia of 120 mm and inner dia 103.5 mm polethylene including couplers, bends, cap etc., with smooth internal and profiled external surface for non pressure under ground cable complete all as specified and directed by Engineer-in-Charge.

Supply, laying of Telerex DWC (double Wall corrugated) HDPE pipe ISI marked of outer dia of 50 mm and inner dia 38 mm polethylene including couplers, bends, cap etc., with smooth internal and profiled external surface for non pressure under ground cable complete all as specified and directed by Engineer-in-Charge.

Supply, laying and testing XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 95 sqmm 3.5 core laid in trenches/ on pole / through pipes, including connection with cable glands & lugs etc and testing on completion complete all as specified and directed by Engineer-in-Charge. Notes : Necessary earthwork shall be measured and paid under relevant item

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 size 185 sqmm 3.5 core passing in trenches/ on pole / through pipes, including connection with cable glands & lugs etc and testing on completion complete all as specified and directed by Engineer-in-Charge. Notes : Necessary earthwork shall be measured and paid under relevant item

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 size 240 sqmm 3.5 core passing in trenches/ on pole / through pipes, including connection with cable glands & lugs etc and testing on completion complete all as specified and directed by Engineer-in-Charge. Notes : Necessary earthwork shall be measured and paid under relevant item

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 size 10 sqmm 2 core passing in trenches/ on pole / through pipes, including connection with cable glands & lugs etc and testing on completion complete all as specified and directed by Engineer-in-Charge. Notes : Necessary earthwork shall be measured and paid under relevant item

Supply and fixing IP-55 Waterproof three module encloser with 03 Nos of 6 amps switch including necessary cutting on wall for flush mounting with existing wall, capable of bottom entry wire, Shock proof , eco friendly complete all as per specified and directed by Engineer-in-Charge.

S&F Notice/Sign board with Acrylic letters/Figures/ logo, computerised laser cut, outdoor type, each retro reflective letter of height exc 20 cm and n. exc. 30 cm with back glow LED lights with superior quality LED strip with water proof DC adapter, brighness controller, LED Module, timer and point wiring for each letters with wiring of colour matching with the back box, including installation at site on wall or over porch for LED signage board, complete arrangement and wiring should be waterproof, colour and size as specified and directed by Engr-in-Charge. The delineator is mounted on steel pipe of height 1000 mm and dia 50 mm with an anti theft wire mesh provided over it for extra protection. Both the pipes and the wire duly powder coated. erected and fixed into ground by means of with Plain Cement Concrete 1:2:4 Nominal mix including necessary formwork complete all as specified and directed by Engr- in-charge. Make : 3M or Dark Eye

Excavation in trenches, n exc 1.5 m wide and n exc 1.5 m in depth ,and getting out in soft/loose soil for laying if GI pipe etc complete all as specified and as directed by Engineer-in-Charge.

S&F 10 watts LED post top with aluminium enclosure, powered with high power LEDs as light source and die casted heat sink exhibits classic Victorian Lock with symmetrical light distribution and excellent heat dissipation for long life complete all as specified and directed by Engr-in-Charge.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm complete all as specified and as directed by Engineer-in-Charge.

Removal of excavated material [Soil] to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and as directed by Engineer-in-Charge.

Dismantling the entire false ceiling system(of approximate 10 sqm area) in the AHU ceiling complete to enable removal of old unserviceable 11 TR IDUs and refixing the entire ceiling after installing the new 11 TR IDUs complete all as specified and as directed by Engineer-in-Charge. Notes : The quoted item includes cost for wastages due to removal. The Contractor shall ensure that due care be given for minimum breakage/damage.

Dismantling and removing of 3 Nos of 11 TR (2X5.5TR) (Make: Bluestar) ductable commercial ACs from tech area including flexible ducts and connected accessories etc transporting and depositing in MES yard complete all as specified and as directed by Engineer-in-Charge.

Supply, install, testing and commissioning of ceiling mounted ductable AC of 11 TR capacity ( 1 No IDU compaitable of 11 TR and 2 ODU of each 5.5 TR capacity) along with control panel with automatic section of cooling control, with R-410A complete including making good of the old MS stand wherever required and repairs/replacement of copper pipes and flexible duct wherever required complete all as specified and as directed by Engineer-in-Charge. Make : BLUE STAR, Model No. DPA1322R3 or equivalent in Carrier / Daikin Note : The work will be executed by OEM authorised firm, MoU to that effect to be provided by successful bidder with necessary warranty / guarantee clauses of OEM before the start of execution of the work.

M&L for replacement of damaged insulation in the supply duct in the AHU section wherever required with 9mm thick closed cell nitrate rubber with aluminium foil and self adhesive (COA-09/EAL + SA) to stop condensation complete all as specified and as directed by Engineer-in-Charge. Make- Armacell/Accoflex.

S&F of suction/discharge copper pipes of suitable diameter as required at site while replacing the units complete all as specified and as directed by Engineer-in-Charge.

Material and labour for cleaning the existing ducts as well as supply and return grills available at site with proper tools & accessories complete all as specified and as directed by Engineer-in-Charge.

Supply and fix Factory made CPRI approved electrical main panel consisting of Aluminium bus bar, RYB indicators, main 100amps, 4 pole, MCCB, digital volt meter and ammeter as incoming. 4 Nos of 40 A, 3pole, MCBs, digital ammeter as out going complete all as specified and as directed by Engineer-in-Charge.

S&F PVC insulated, sheathed, multicore copper conductor industrial cable of size 4Core X 16 sqmm voltage grade 1100volts confirming IS 694:2010 connecting the panel to the IDUs complete all as specified and as directed by Engineer-in-Charge.

S&F PVC insulated, sheathed, multicore copper conductor industrial cable of size 4Core X 16 sqmm voltage grade 1100volts confirming IS 694:2010 connecting ODUs & IDUs complete all as specified and as directed by Engineer-in-Charge.

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